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
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