IOWA

                MONTHLY AVERAGE NUMBER OF DAYS MINIMUM TEMPERATURE LESS THAN OR EQUAL TO 32 DEGREES F

                          |  PERIOD   |
                          | OF RECORD |   JAN   FEB   MAR   APR   MAY   JUN   JUL   AUG   SEP   OCT   NOV   DEC    YEAR

ALBIA 3 NNE               | 1948-2010 |    29    25    20     7     0     0     0     0     0     4    17    27     130
ALBIA PASTURE IMP FARM    | 1956-1972 |    29    25    23     7     0     0     0     0     0     4    17    27     132
ALGONA 3 W                | 1893-2010 |    30    27    25    10     1     0     0     0     1     7    23    30     155
ALLISON                   | 1948-2010 |    30    27    24    10     1     0     0     0     0     7    21    30     150
ALTA                      | 1948-1959 |    31    28    27    13     1     0     0     0     0     6    22    30     157
AMES 8 WSW                | 1964-2010 |    30    26    22     8     1     0     0     0     0     7    20    30     144
AMES 5 SE                 | 1978-2010 |    30    26    24     9     1     0     0     0     0     8    21    30     148
AMES 3 SW                 | 1893-1964 |    30    27    24     9     1     0     0     0     1     6    21    29     148
ANAMOSA 1 NW              | 1948-2010 |    30    27    24    11     2     0     0     0     1     9    21    29     153
ANKENY                    | 1950-2010 |    30    26    23     9     1     0     0     0     0     7    20    29     145
ATLANTIC 1 NE             | 1893-2010 |    30    26    24    10     2     0     0     0     1     8    22    29     152
AUDUBON 1 SSE             | 1948-2010 |    30    27    24    10     1     0     0     0     1     8    22    30     153
BEACONSFIELD 2 N          | 1956-2010 |    30    26    22     8     0     0     0     0     0     5    19    29     139
BEDFORD                   | 1948-2010 |    30    25    20     8     0     0     0     0     0     6    19    28     137
BELLE PLAINE              | 1948-2010 |    30    26    24     9     1     0     0     0     0     8    21    29     148
BELLEVUE LOCK & DAM 12    | 1948-2010 |    30    26    24     9     1     0     0     0     0     7    20    28     146
BLOOMFIELD 1 WNW          | 1948-2010 |    29    25    20     6     0     0     0     0     0     5    17    28     130
BOONE                     | 1948-2010 |    31    27    25    10     1     0     0     0     1     9    22    30     155
BRITT                     | 1948-2010 |    31    27    26    12     1     0     0     0     1     9    23    30     159
BURLINGTON RADIO KBUR     | 1965-2010 |    29    24    18     5     0     0     0     0     0     3    16    27     122
BURLINGTON AIRPORT        | 1948-2010 |    29    25    20     6     0     0     0     0     0     4    16    27     128
CARROLL                   | 1948-2010 |    30    27    25    11     1     0     0     0     1     8    22    30     156
CASCADE                   | 1948-2010 |    30    27    24    11     1     0     0     0     1    10    22    29     156
CASTANA EXPERIMENT FARM   | 1948-2010 |    30    26    24     9     1     0     0     0     0     7    21    30     147
CEDAR RAPIDS AP           | 1953-2010 |    30    27    23     8     0     0     0     0     0     6    20    29     143
CEDAR RAPIDS NO 1         | 1895-2010 |    30    26    22     8     1     0     0     0     0     6    19    29     142
CENTERVILLE               | 1948-2010 |    29    24    20     6     0     0     0     0     0     4    17    27     129
CHARITON 1 E              | 1948-2010 |    30    26    22     9     1     0     0     0     1     8    20    28     145
CHARLES CITY              | 1948-2010 |    31    27    25    11     1     0     0     0     1     8    22    30     155
CHEROKEE 2 S              | 1948-2010 |    31    27    26    12     2     0     0     0     1    11    24    30     164
CLARINDA                  | 1893-2010 |    30    26    22     8     1     0     0     0     0     7    20    29     144
CLARION                   | 1948-2010 |    30    27    26    12     2     0     0     0     1    10    23    30     161
CLINTON 1                 | 1948-2010 |    30    26    21     7     0     0     0     0     0     5    18    28     135
COLO                      | 1964-2009 |    31    27    24     9     1     0     0     0     1     9    22    30     153
COLUMBUS JUNCT 2 SSW      | 1948-2008 |    29    25    20     7     0     0     0     0     0     6    18    28     134
CORNING                   | 1896-2010 |    30    26    23     9     1     0     0     0     1     7    20    29     146
CORYDON 8 W               | 1950-1991 |    30    26    22     6     0     0     0     0     0     5    19    28     137
COUNCIL BLUFFS 5 NE       | 1948-1965 |    30    26    25    11     1     0     0     0     1     8    21    29     152
CRESCO 1 NE               | 1948-2010 |    31    28    27    13     2     0     0     0     1    11    24    30     166
CRESTON 2 SW              | 1948-2010 |    30    26    22     9     0     0     0     0     0     6    19    29     141
DAKOTA CITY               | 1948-1956 |    31    27    26    11     1     0     0     0     0     6    22    30     154
DAVENPORT LOCK & DAM 15   | 1948-1984 |    29    26    21     5     0     0     0     0     0     2    16    27     126
DECORAH                   | 1948-2010 |    30    27    25    11     2     0     0     0     1     9    22    30     156
DELAWARE 3 WSW            | 1893-1975 |    30    28    26    12     2     0     0     0     1     8    22    30     158
DENISON                   | 1900-2010 |    30    27    24    10     1     0     0     0     1     6    21    29     149
DES MOINES WSFO ARPT      | 1948-2010 |    30    26    21     7     0     0     0     0     0     4    18    29     135
DES MOINES 17 E (CRN)     | 2004-2010 |    29    27    20     6     1     0     0     0     0     6    17    28     134
DES MOINES WSO CITY       | 1948-1973 |    30    26    22     6     0     0     0     0     0     2    17    28     131
DES MOINES WSFO           | 1995-2010 |    30    25    22     7     0     0     0     0     0     5    18    29     135
DUBUQUE LOCK & DAM 11     | 1948-2010 |    30    26    23     6     0     0     0     0     0     2    17    28     133
DUBUQUE WSO AP            | 1951-2010 |    30    27    24     9     1     0     0     0     0     6    20    29     147
ELDORA                    | 1949-2010 |    31    27    24    10     1     0     0     0     0     8    22    30     153
ELKADER 5 SSW             | 1948-2010 |    30    27    25    13     2     0     0     0     2    11    22    30     162
EMMETSBURG                | 1948-2010 |    31    27    25    10     1     0     0     0     0     8    23    30     156
ESTHERVILLE               | 1948-2010 |    31    28    27    13     1     0     0     0     1    10    24    30     164
FAIRFIELD                 | 1896-2010 |    29    25    21     7     0     0     0     0     0     5    18    27     132
FAYETTE                   | 1900-2010 |    30    27    26    13     2     0     0     0     1    10    23    30     162
FOREST CITY 2 NNE         | 1948-2010 |    31    27    25    11     1     0     0     0     1     9    23    30     159
FORT DODGE                | 1948-2010 |    31    27    25    10     1     0     0     0     0     8    22    30     154
FORT MADISON              | 1952-2010 |    28    24    18     4     0     0     0     0     0     3    15    26     119
GLENWOOD 3 SW             | 1893-2008 |    30    26    21     8     1     0     0     0     0     6    20    29     139
GREENFIELD 1 WNW          | 1948-2010 |    30    25    22     8     0     0     0     0     0     5    19    29     138
GRINNELL 3 SW             | 1893-2010 |    30    27    24    10     1     0     0     0     1     8    21    29     152
GRUNDY CENTER             | 1948-2010 |    30    27    25    11     1     0     0     0     0     9    22    30     157
GUTHRIE CENTER            | 1895-2010 |    30    26    24    10     1     0     0     0     1     8    21    29     150
GUTTENBERG L & D 10       | 1948-2010 |    30    27    23     7     0     0     0     0     0     4    18    29     140
HAMPTON                   | 1893-2010 |    31    27    25    11     1     0     0     0     1     8    23    30     157
HARLAN                    | 1948-2010 |    30    26    23     9     1     0     0     0     0     7    21    30     148
HAWARDEN                  | 1948-2010 |    31    27    25    12     2     0     0     0     1    10    24    30     162
HUMBOLDT WATER PLANT      | 1997-2009 |    31    27    25     8     0     0     0     0     0     8    22    30     151
HUMBOLDT 3 W              | 1956-1997 |    31    27    25    11     1     0     0     0     1     9    23    30     157
IDA GROVE 5 NW            | 1948-2007 |    31    27    25    11     1     0     0     0     1     9    22    30     157
INDEPENDENCE 5 ENE        | 1978-2009 |    30    26    24    10     1     0     0     0     1     8    22    30     151
INDEPENDENCE              | 1948-1981 |    30    28    26    12     2     0     0     0     1    10    22    30     160
INDIANOLA                 | 1893-2010 |    30    26    22     8     1     0     0     0     0     6    19    28     139
INWOOD 2 SW               | 1948-1973 |    31    28    28    14     2     0     0     0     1     9    24    30     166
IOWA CITY 1 S             | 1948-2010 |    30    25    20     6     0     0     0     0     0     4    18    28     132
IOWA FALLS                | 1948-2010 |    30    27    25    10     1     0     0     0     1     9    22    30     156
JEFFERSON 1 S             | 1948-2010 |    30    26    24     9     1     0     0     0     0     7    20    30     147
KEOKUK                    | 1933-2010 |    28    24    18     3     0     0     0     0     0     2    14    26     114
KEOSAUQUA STATE PARK      | 1893-2010 |    29    25    20     7     0     0     0     0     0     6    18    27     133
KNOXVILLE                 | 1948-2010 |    29    25    21     7     0     0     0     0     0     4    18    28     132
LAKE CITY                 | 1948-1972 |    30    26    26    10     1     0     0     0     0     6    20    29     149
LAKE PARK                 | 1948-2010 |    31    28    27    12     1     0     0     0     1     9    24    30     162
LAMONI                    | 1948-2010 |    30    25    20     6     0     0     0     0     0     4    18    28     131
LAMONI FAA AIRPORT        | 1949-1962 |    30    26    25    10     1     0     0     0     0     5    21    29     148
LE CLAIRE L & D 14        | 1948-2010 |    29    26    21     5     0     0     0     0     0     2    16    27     127
LE MARS                   | 1896-2010 |    30    27    25    11     2     0     0     0     1     8    23    30     158
LEON 6 ESE                | 1962-2010 |    30    26    22     9     1     0     0     0     1     7    19    28     142
LITTLE SIOUX 2 NW         | 2002-2010 |    30    28    24    12     1     0     0     0     1    12    25    31     165
LOGAN                     | 1893-2010 |    30    27    23     9     1     0     0     0     1     7    22    29     148
MANCHESTER #2             | 1976-2010 |    30    26    25    11     1     0     0     0     1    11    22    30     158
MAPLETON NO 2             | 1948-2010 |    30    26    24    10     1     0     0     0     1     8    22    30     152
MAQUOKETA 3 S             | 1897-2010 |    30    27    24    10     1     0     0     0     1     8    21    29     151
MARSHALLTOWN 2            | 1893-2010 |    30    27    24    10     1     0     0     0     1     8    22    29     151
MASON CITY                | 1896-2010 |    31    28    26    12     2     0     0     0     1     9    23    30     162
MASON CITY AP             | 1948-2010 |    31    27    26    12     2     0     0     0     1    10    23    30     162
MILFORD 4 NW              | 1948-2010 |    31    27    26    12     1     0     0     0     1     9    24    30     162
MILLERTON                 | 1893-1951 |    30    26    22     8     1     0     0     0     0     5    19    28     138
MISSOURI VALLEY 1 NNE     | 1948-1956 |    31    26    23    10     1     0     0     0     0     6    20    29     146
MOUNT AYR 4 SW            | 1893-2010 |    30    26    22     8     1     0     0     0     0     6    19    28     140
MOUNT PLEASANT 1 SSW      | 1948-2010 |    29    25    20     6     0     0     0     0     0     5    17    27     130
MUSCATINE                 | 1948-2010 |    29    25    20     6     0     0     0     0     0     4    16    27     129
MUSCATINE 2 N             | 1999-2010 |    28    25    20     4     0     0     0     0     0     3    14    26     120
NEW HAMPTON 1 E           | 1897-2010 |    31    27    26    11     2     0     0     0     1     8    23    30     157
NEWTON 2 E                | 1899-2010 |    30    26    22     7     0     0     0     0     0     5    19    29     140
NORTHWOOD                 | 1948-2010 |    31    27    26    12     1     0     0     0     1     9    24    30     160
NORWICH SCS EXP FARM      | 1948-1970 |    30    26    23     8     0     0     0     0     0     5    19    28     139
OAKLAND 4 WSW             | 1948-2010 |    30    26    23    10     1     0     0     0     1     8    21    29     149
OELWEIN                   | 1948-2005 |    30    27    25    11     1     0     0     0     1     8    22    30     155
ONAWA                     | 1899-2010 |    30    27    24     9     1     0     0     0     1     7    22    30     149
OSAGE                     | 1948-2010 |    31    27    25    11     1     0     0     0     0     8    22    30     155
OSCEOLA 3 WSW             | 1948-2010 |    30    26    22     8     0     0     0     0     0     6    20    29     143
OSKALOOSA                 | 1893-2010 |    30    26    22     8     0     0     0     0     0     6    19    28     139
OTTUMWA AIRPORT           | 1948-2010 |    29    25    20     6     0     0     0     0     0     4    17    28     130
PERRY                     | 1948-2010 |    31    27    24    10     1     0     0     0     1     8    22    30     152
POCAHONTAS 2 SE           | 1948-2010 |    31    28    26    11     1     0     0     0     1     9    23    30     159
POSTVILLE                 | 1991-2010 |    31    28    25    11     2     0     0     0     1    11    23    30     161
PRIMGHAR                  | 1948-2010 |    31    27    25    11     1     0     0     0     0     8    22    30     155
RATHBUN DAM               | 1970-2010 |    30    26    21     6     0     0     0     0     0     6    19    28     138
RED OAK                   | 1948-2010 |    30    26    22     8     1     0     0     0     0     7    20    29     143
ROCK RAPIDS               | 1893-2010 |    31    28    26    13     2     0     0     0     2    11    25    30     168
ROCKWELL CITY             | 1894-2010 |    30    27    25    10     1     0     0     0     0     7    23    30     154
SAC CITY                  | 1948-2010 |    31    27    25    10     1     0     0     0     1     8    22    30     155
SANBORN                   | 1948-2010 |    31    28    27    13     2     0     0     0     1    10    24    30     165
SARATOGA 2 E              | 1949-1968 |    31    27    28    16     4     0     0     0     2    10    25    30     173
SHELDON                   | 1948-2010 |    31    28    26    13     2     0     0     0     1    10    25    31     166
SHENANDOAH                | 1948-2010 |    30    25    20     7     0     0     0     0     0     6    19    29     136
SIBLEY 5 NNE              | 1948-2010 |    31    28    27    14     2     0     0     0     1    11    25    30     170
SIDNEY 1 NNW              | 1949-2010 |    30    24    20     6     0     0     0     0     0     4    18    28     130
SIGOURNEY                 | 1948-2010 |    30    26    21     7     0     0     0     0     0     4    18    28     135
SIOUX CENTER 2 SE         | 1948-2010 |    31    27    25    11     2     0     0     0     1     9    23    30     158
SIOUX CITY WSO AP         | 1948-2010 |    31    27    24     9     1     0     0     0     1     8    23    30     152
SIOUX RAPIDS 4 E          | 1948-2010 |    31    27    26    11     1     0     0     0     1     9    24    30     160
SPENCER 1 N               | 1895-2010 |    31    28    26    13     2     0     0     0     1    10    25    30     166
SPIRIT LAKE               | 1998-2010 |    30    27    24     8     1     0     0     0     0     7    20    30     146
STORM LAKE 2 E            | 1893-2010 |    30    27    26    12     1     0     0     0     1     8    22    30     156
SWEA CITY                 | 1954-2010 |    30    27    26    12     2     0     0     0     1    10    23    30     161
TINGLEY                   | 1948-1956 |    30    26    25    10     1     0     0     0     0     5    22    29     148
TIPTON 4 NE               | 1902-2010 |    30    26    23     9     1     0     0     0     0     6    20    29     144
TOLEDO                    | 1948-2010 |    30    27    24    10     1     0     0     0     1     9    21    29     153
TRIPOLI                   | 1948-2010 |    30    27    25    11     1     0     0     0     1     8    22    30     154
VINTON                    | 1948-2010 |    30    26    23     9     1     0     0     0     1     7    20    29     146
WASHINGTON                | 1893-2010 |    29    26    21     7     0     0     0     0     0     5    18    28     135
WATERLOO                  | 1895-1950 |    30    27    24    10     1     0     0     0     1     7    22    29     153
WATERLOO WSO AP           | 1950-2010 |    30    27    24    11     1     0     0     0     1     9    22    30     154
WAUKON                    | 1948-2010 |    31    27    26    12     1     0     0     0     0     8    23    30     157
WEBSTER CITY              | 1893-2010 |    30    27    25    11     2     0     0     0     1     9    22    30     157
WILLIAMSBURG              | 1948-2010 |    30    26    23     9     1     0     0     0     0     7    20    29     145
WINTERSET 2 NNW           | 1948-2010 |    30    26    23    10     1     0     0     0     1     7    20    29     146
WOODWARD 7 N              | 1948-1974 |    30    27    24    10     1     0     0     0     0     5    20    29     145

 Copyright ©2011 Western Regional Climate Center - Desert Research Institute - Reno, Nevada.