IOWA

                                      MONTHLY AVERAGE COOLING DEGREE DAYS (BASE 65 DEG F)

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

ALBIA 3 NNE               | 1948-2010 |     0     0     1    13    62   205   333   277   107    20     0     0    1019
ALBIA PASTURE IMP FARM    | 1956-1972 |     0     0     1    14    85   213   310   273    95    26     0     0    1017
ALGONA 3 W                | 1893-2010 |     0     0     0     5    48   162   264   199    74     9     0     0     761
ALLISON                   | 1948-2010 |     0     0     0     7    48   174   267   207    70    11     0     0     785
ALTA                      | 1948-1959 |     0     0     0     4    37   166   266   228    69    10     0     0     780
AMES 8 WSW                | 1964-2010 |     0     0     0    11    56   182   281   215    85    12     0     0     843
AMES 5 SE                 | 1978-2010 |     0     0     0     6    45   163   266   199    74    14     0     0     768
AMES 3 SW                 | 1893-1964 |     0     0     0     6    52   175   297   236    99    13     0     0     879
ANAMOSA 1 NW              | 1948-2010 |     0     0     0     7    43   153   250   198    69    10     0     0     730
ANKENY                    | 1950-2010 |     0     0     1    11    57   187   301   235    86    13     0     0     890
ATLANTIC 1 NE             | 1893-2010 |     0     0     1     9    57   191   314   254   103    15     0     0     943
AUDUBON 1 SSE             | 1948-2010 |     0     0     0     9    50   180   289   227    79    10     0     0     843
BEACONSFIELD 2 N          | 1956-2010 |     0     0     1     8    49   173   296   246    88    12     0     0     873
BEDFORD                   | 1948-2010 |     0     0     1    13    61   206   338   281   105    16     0     0    1020
BELLE PLAINE              | 1948-2010 |     0     0     0     7    49   173   275   220    76    11     0     0     812
BELLEVUE LOCK & DAM 12    | 1948-2010 |     0     0     0     7    44   160   260   212    73    10     0     0     766
BLOOMFIELD 1 WNW          | 1948-2010 |     0     0     1    12    62   209   334   276   109    15     0     0    1018
BOONE                     | 1948-2010 |     0     0     0     9    50   168   280   219    75    12     0     0     813
BRITT                     | 1948-2010 |     0     0     0     5    45   162   239   186    62     9     0     0     708
BURLINGTON RADIO KBUR     | 1965-2010 |     0     0     1    13    67   215   336   272   113    16     0     0    1034
BURLINGTON AIRPORT        | 1948-2010 |     0     0     1    14    71   233   331   290   113    23     1     0    1077
CARROLL                   | 1948-2010 |     0     0     0     8    49   176   282   218    74    12     0     0     819
CASCADE                   | 1948-2010 |     0     0     0     6    41   151   247   192    60     9     0     0     706
CASTANA EXPERIMENT FARM   | 1948-2010 |     0     0     0     9    49   180   289   232    83    12     0     0     855
CEDAR RAPIDS AP           | 1953-2010 |     0     0     0     8    52   176   274   216    76    11     0     0     816
CEDAR RAPIDS NO 1         | 1895-2010 |     0     0     1    10    60   191   308   245   101    15     0     0     932
CENTERVILLE               | 1948-2010 |     0     0     1    12    60   210   346   275   104    18     0     0    1027
CHARITON 1 E              | 1948-2010 |     0     0     1    10    50   180   305   249    92    14     0     0     902
CHARLES CITY              | 1948-2010 |     0     0     0     7    42   154   246   194    64     8     0     0     714
CHEROKEE 2 S              | 1948-2010 |     0     0     0     7    45   160   265   207    66     8     0     0     757
CLARINDA                  | 1893-2010 |     0     0     1    11    63   209   341   284   116    17     0     0    1042
CLARION                   | 1948-2010 |     0     0     0     6    45   156   241   178    61     9     0     0     696
CLINTON 1                 | 1948-2010 |     0     0     1    12    64   197   300   241    93    14     0     0     922
COLO                      | 1964-2009 |     0     0     0     7    45   160   263   194    70     9     0     0     749
COLUMBUS JUNCT 2 SSW      | 1948-2008 |     0     0     1    14    68   206   317   260   104    19     0     0     989
CORNING                   | 1896-2010 |     0     0     1     8    51   183   317   260   103    16     0     0     938
CORYDON 8 W               | 1950-1991 |     0     0     1    13    63   198   327   258   103    17     0     0     980
COUNCIL BLUFFS 5 NE       | 1948-1965 |     0     0     0     9    68   207   316   263    88    17     0     0     968
CRESCO 1 NE               | 1948-2010 |     0     0     0     4    29   115   197   151    44     5     0     0     545
CRESTON 2 SW              | 1948-2010 |     0     0     1    10    53   189   306   251    93    13     0     0     917
DAKOTA CITY               | 1948-1956 |     0     0     0     5    37   175   288   217    73    14     0     0     809
DAVENPORT LOCK & DAM 15   | 1948-1984 |     0     0     0     9    70   215   338   281   108    21     0     0    1041
DECORAH                   | 1948-2010 |     0     0     0     6    40   141   236   189    63     9     0     0     684
DELAWARE 3 WSW            | 1893-1975 |     0     0     0     4    38   142   240   187    66     9     0     0     686
DENISON                   | 1900-2010 |     0     0     1     8    52   172   292   234    93    13     0     0     863
DES MOINES WSFO ARPT      | 1948-2010 |     0     0     1    12    63   214   343   282   102    17     0     0    1034
DES MOINES 17 E (CRN)     | 2004-2010 |     0     0     2    10    47   178   271   232    72    17     0     0     829
DES MOINES WSO CITY       | 1948-1973 |     0     0     0    10    74   233   352   298   103    24     0     0    1094
DES MOINES WSFO           | 1995-2010 |     0     0     1    12    53   192   308   253   100    17     0     0     937
DUBUQUE LOCK & DAM 11     | 1948-2010 |     0     0     0     7    54   189   301   249    88    12     0     0     900
DUBUQUE WSO AP            | 1951-2010 |     0     0     0     5    34   135   223   175    58     8     0     0     638
ELDORA                    | 1949-2010 |     0     0     0     7    47   159   259   197    67     9     0     0     744
ELKADER 5 SSW             | 1948-2010 |     0     0     0     6    38   136   228   185    60     7     0     0     660
EMMETSBURG                | 1948-2010 |     0     0     0     6    45   167   265   199    63     7     0     0     753
ESTHERVILLE               | 1948-2010 |     0     0     0     5    36   140   227   170    52     6     0     0     637
FAIRFIELD                 | 1896-2010 |     0     0     1    12    67   215   340   279   120    19     0     0    1054
FAYETTE                   | 1900-2010 |     0     0     0     4    36   134   230   175    62     7     0     0     649
FOREST CITY 2 NNE         | 1948-2010 |     0     0     0     4    41   144   235   177    57     8     0     0     665
FORT DODGE                | 1948-2010 |     0     0     0     8    48   173   276   212    72    10     0     0     799
FORT MADISON              | 1952-2010 |     0     0     0    12    74   234   363   305   129    19     0     0    1137
GLENWOOD 3 SW             | 1893-2008 |     0     0     1    16    75   234   360   305   137    24     0     0    1154
GREENFIELD 1 WNW          | 1948-2010 |     0     0     1    12    57   198   321   260   102    16     0     0     967
GRINNELL 3 SW             | 1893-2010 |     0     0     0     7    45   161   269   218    83    12     0     0     797
GRUNDY CENTER             | 1948-2010 |     0     0     0     6    39   150   235   179    60     9     0     0     677
GUTHRIE CENTER            | 1895-2010 |     0     0     1     8    57   181   309   247    96    13     0     0     913
GUTTENBERG L & D 10       | 1948-2010 |     0     0     0     8    51   180   290   235    81    12     0     0     856
HAMPTON                   | 1893-2010 |     0     0     0     5    43   156   253   200    76    10     0     0     744
HARLAN                    | 1948-2010 |     0     0     0    10    56   194   302   241    86    11     0     0     898
HAWARDEN                  | 1948-2010 |     0     0     0     7    49   178   291   234    75     8     0     0     842
HUMBOLDT WATER PLANT      | 1997-2009 |     0     0     0     6    35   135   253   157    64    12     0     0     662
HUMBOLDT 3 W              | 1956-1997 |     0     0     0     8    55   171   255   195    63     9     0     0     755
IDA GROVE 5 NW            | 1948-2007 |     0     0     0     7    47   177   283   216    78    10     0     0     818
INDEPENDENCE 5 ENE        | 1978-2009 |     0     0     0     7    41   157   240   187    75     8     0     0     715
INDEPENDENCE              | 1948-1981 |     0     0     0     5    45   146   236   174    55     9     0     0     670
INDIANOLA                 | 1893-2010 |     0     0     1    11    62   201   331   274   116    20     0     0    1017
INWOOD 2 SW               | 1948-1973 |     0     0     0     4    42   155   263   224    62     9     0     0     759
IOWA CITY 1 S             | 1948-2010 |     0     0     1    12    71   223   339   279   110    17     0     0    1051
IOWA FALLS                | 1948-2010 |     0     0     0     6    45   158   254   190    64     9     0     0     727
JEFFERSON 1 S             | 1948-2010 |     0     0     1    11    59   196   309   245    90    14     0     0     924
KEOKUK                    | 1933-2010 |     0     0     1    17    86   256   388   328   143    25     1     0    1245
KEOSAUQUA STATE PARK      | 1893-2010 |     0     0     1    14    74   223   353   301   130    22     1     0    1117
KNOXVILLE                 | 1948-2010 |     0     0     1    13    69   214   346   282   110    20     0     0    1054
LAKE CITY                 | 1948-1972 |     0     0     0     8    58   189   296   249    78    17     0     0     895
LAKE PARK                 | 1948-2010 |     0     0     0     4    37   143   243   188    54     6     0     0     674
LAMONI                    | 1948-2010 |     0     0     1    11    58   214   349   287   108    15     0     0    1043
LAMONI FAA AIRPORT        | 1949-1962 |     0     0     0     9    45   187   293   255    90    15     0     0     895
LE CLAIRE L & D 14        | 1948-2010 |     0     0     0     8    63   215   330   272   105    16     0     0    1010
LE MARS                   | 1896-2010 |     0     0     0     7    54   181   298   236    87    10     0     0     874
LEON 6 ESE                | 1962-2010 |     0     0     1    11    52   179   309   255    89    15     0     0     912
LITTLE SIOUX 2 NW         | 2002-2010 |     0     0     0    11    57   162   278   231    82    15     0     0     836
LOGAN                     | 1893-2010 |     0     0     1    11    66   209   334   275   111    15     0     0    1023
MANCHESTER #2             | 1976-2010 |     0     0     0     6    38   140   225   173    57     6     0     0     646
MAPLETON NO 2             | 1948-2010 |     0     0     0    10    54   182   288   236    84    12     0     0     865
MAQUOKETA 3 S             | 1897-2010 |     0     0     0     6    45   155   256   203    74    10     0     0     749
MARSHALLTOWN 2            | 1893-2010 |     0     0     0     7    52   178   289   225    87    12     0     0     851
MASON CITY                | 1896-2010 |     0     0     0     4    38   140   236   176    65     7     0     0     667
MASON CITY AP             | 1948-2010 |     0     0     0     5    34   140   224   172    50     7     0     0     632
MILFORD 4 NW              | 1948-2010 |     0     0     0     5    37   143   242   183    56     6     0     0     672
MILLERTON                 | 1893-1951 |     0     0     1     8    58   193   333   292   138    23     0     0    1046
MISSOURI VALLEY 1 NNE     | 1948-1956 |     0     0     0    17    76   254   384   305   129    25     0     0    1189
MOUNT AYR 4 SW            | 1893-2010 |     0     0     1     8    55   194   323   274   115    18     0     0     988
MOUNT PLEASANT 1 SSW      | 1948-2010 |     0     0     1    13    64   207   322   267   106    20     0     0    1000
MUSCATINE                 | 1948-2010 |     0     0     1    13    72   223   334   278   109    19     0     0    1050
MUSCATINE 2 N             | 1999-2010 |     0     0     1    15    64   203   306   260   115    19     1     0     983
NEW HAMPTON 1 E           | 1897-2010 |     0     0     0     4    34   134   232   178    62     6     0     0     649
NEWTON 2 E                | 1899-2010 |     0     0     1    10    59   205   319   258    95    16     0     0     963
NORTHWOOD                 | 1948-2010 |     0     0     0     5    38   143   228   170    49     6     0     0     638
NORWICH SCS EXP FARM      | 1948-1970 |     0     0     0    11    67   198   322   262    90    25     0     0     977
OAKLAND 4 WSW             | 1948-2010 |     0     0     0    11    56   196   301   240    90    13     0     0     907
OELWEIN                   | 1948-2005 |     0     0     0     6    39   143   231   180    62     8     0     0     668
ONAWA                     | 1899-2010 |     0     0     1    12    66   210   336   274   107    15     0     0    1022
OSAGE                     | 1948-2010 |     0     0     0     5    37   140   230   177    55     7     0     0     652
OSCEOLA 3 WSW             | 1948-2010 |     0     0     1    10    55   195   322   257    91    16     0     0     947
OSKALOOSA                 | 1893-2010 |     0     0     1     9    61   196   319   259   109    18     0     0     972
OTTUMWA AIRPORT           | 1948-2010 |     0     0     1    13    68   220   339   277   103    17     0     0    1038
PERRY                     | 1948-2010 |     0     0     0     8    51   176   283   218    77    12     0     0     827
POCAHONTAS 2 SE           | 1948-2010 |     0     0     0     7    50   173   260   191    67    10     0     0     757
POSTVILLE                 | 1991-2010 |     0     0     1     4    26   130   208   158    48    12     0     0     586
PRIMGHAR                  | 1948-2010 |     0     0     0     7    51   176   279   217    76    10     0     0     816
RATHBUN DAM               | 1970-2010 |     0     0     1    12    47   189   318   256    98    12     0     0     933
RED OAK                   | 1948-2010 |     0     0     1    15    72   228   352   291   110    17     0     0    1086
ROCK RAPIDS               | 1893-2010 |     0     0     0     4    42   155   272   210    70     5     0     0     759
ROCKWELL CITY             | 1894-2010 |     0     0     0     6    49   179   287   224    86    10     0     0     842
SAC CITY                  | 1948-2010 |     0     0     0     7    47   171   281   219    73    11     0     0     810
SANBORN                   | 1948-2010 |     0     0     0     4    38   145   240   183    56     6     0     0     672
SARATOGA 2 E              | 1949-1968 |     0     0     0     1    21    86   157   118    30     4     0     0     417
SHELDON                   | 1948-2010 |     0     0     0     5    38   144   237   180    55     7     0     0     665
SHENANDOAH                | 1948-2010 |     0     0     2    18    82   247   373   311   128    23     0     0    1183
SIBLEY 5 NNE              | 1948-2010 |     0     0     0     4    34   131   218   164    52     6     0     0     609
SIDNEY 1 NNW              | 1949-2010 |     0     0     2    18    80   242   366   306   125    22     0     0    1162
SIGOURNEY                 | 1948-2010 |     0     0     1    11    61   199   320   263    98    17     0     0     969
SIOUX CENTER 2 SE         | 1948-2010 |     0     0     0     8    55   182   275   216    76    10     0     0     822
SIOUX CITY WSO AP         | 1948-2010 |     0     0     0    10    59   198   317   252    83    11     0     0     930
SIOUX RAPIDS 4 E          | 1948-2010 |     0     0     0     6    44   159   252   193    60     8     0     0     722
SPENCER 1 N               | 1895-2010 |     0     0     0     5    46   159   265   201    75     8     0     0     758
SPIRIT LAKE               | 1998-2010 |     0     0     0     6    38   147   273   196    80     9     0     0     749
STORM LAKE 2 E            | 1893-2010 |     0     0     0     4    39   148   260   204    74     8     0     0     736
SWEA CITY                 | 1954-2010 |     0     0     0     4    44   147   235   176    56     7     0     0     670
TINGLEY                   | 1948-1956 |     0     0     0    11    53   210   325   243   103    23     0     0     969
TIPTON 4 NE               | 1902-2010 |     0     0     0     8    55   184   289   228    93    12     0     0     869
TOLEDO                    | 1948-2010 |     0     0     0     6    42   158   257   205    70    12     0     0     751
TRIPOLI                   | 1948-2010 |     0     0     0     5    40   151   237   184    59     9     0     0     686
VINTON                    | 1948-2010 |     0     0     0     9    51   179   279   218    80    12     0     0     828
WASHINGTON                | 1893-2010 |     0     0     1    11    70   213   332   273   119    19     0     0    1038
WATERLOO                  | 1895-1950 |     0     0     0     6    52   170   295   231    97    11     0     0     863
WATERLOO WSO AP           | 1950-2010 |     0     0     0     7    45   164   256   195    66    10     0     0     742
WAUKON                    | 1948-2010 |     0     0     0     4    28   110   204   159    47     6     0     0     558
WEBSTER CITY              | 1893-2010 |     0     0     0     6    49   172   277   216    83    10     0     0     813
WILLIAMSBURG              | 1948-2010 |     0     0     1     9    55   188   289   232    86    14     0     0     873
WINTERSET 2 NNW           | 1948-2010 |     0     0     1    10    52   178   295   238    87    16     0     0     876
WOODWARD 7 N              | 1948-1974 |     0     0     0     8    62   186   284   237    80    20     0     0     876

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