Historical Weather for Des Moines Weather

Last update: 19 Nov 2018 12:06 PM

Des Moines Weather

Temperature (°F) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  57.1   64.1   63.6   84.2   96.7   97.5   98.1   96.2   89.9   72.0   58.2   -      79.78  
2017  50.0   72.8   75.4   80.0   89.9   96.7   98.8   87.9   91.1   82.8   68.4   68.8   80.22  
2016  -      -      72.3   81.8   87.9   94.9   96.1   92.7   90.9   83.3   73.5   48.9   82.23  
Av:   53.5   68.4   70.4   82.0   91.5   96.4   97.7   92.3   90.6   79.4   66.7   58.8   80.74  

Temperature (°F) (Minimum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  -17.6  -5.4   17.5   14.1   46.9   52.1   56.1   54.7   42.6   27.1   10.8   -      27.17  
2017  -2.6   8.6    8.4    29.8   36.2   49.7   58.9   52.1   45.5   24.2   15.4   -14.6  25.97  
2016  -      -      23.9   22.9   37.4   54.5   57.7   55.6   46.8   30.9   21.0   -12.8  33.79  
Av:   -10.1  1.6    16.6   22.3   40.2   52.1   57.6   54.1   45.0   27.4   15.7   -13.7  28.98  

Temperature (°F) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  21.8   24.4   36.9   43.5   69.4   74.8   76.0   74.4   66.0   49.1   32.4   -      51.71  
2017  26.8   37.5   40.0   53.9   61.6   74.3   78.4   70.3   68.8   55.3   39.6   26.5   52.74  
2016  -      -      46.0   52.9   61.9   76.4   75.7   73.9   68.9   57.1   46.2   26.3   58.53  
Av:   24.3   30.9   40.9   50.1   64.3   75.2   76.7   72.8   67.9   53.9   39.4   26.4   54.33  

Heating Degree Days
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  1339   1137   872    625    72     10     8      13     135    501    601    -      5313   
2017  1184   774    773    366    187    28     2      34     71     348    767    1193   5725   
2016  -      -      386    393    161    14     5      9      66     279    575    1200   3090   
Av:   1261   955    677    461    140    17     5      19     91     376    648    1197   4709   

Cooling Degree Days
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  0      0      0      22     222    299    351    305    142    3      0      -      1344   
2017  0      3      3      32     105    309    422    187    182    25     0      0      1268   
2016  -      -      2      36     88     355    343    278    177    36     6      0      1321   
Av:   0      2      2      30     138    321    372    257    167    21     2      0      1311   

Frost Days
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  26     26     22     17     0      0      0      0      0      4      13     -      108    
2017  28     18     15     1      0      0      0      0      0      3      17     28     110    
2016  -      -      6      3      0      0      0      0      0      1      5      26     41     
Av:   27     22     14     7      0      0      0      0      0      3      12     27     86     

Windchill (°F) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  56.3   64.1   63.6   84.2   96.2   96.3   96.7   95.5   89.9   72.0   58.2   -      79.37  
2017  49.5   72.8   75.4   80.0   89.9   95.8   98.8   87.9   91.1   82.8   68.4   68.8   80.10  
2016  -      -      72.3   81.8   87.9   94.9   96.1   92.7   90.9   83.3   73.5   48.4   82.18  
Av:   52.9   68.4   70.4   82.0   91.3   95.7   97.2   92.0   90.6   79.4   66.7   58.6   80.55  

Windchill (°F) (Minimum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  -25.4  -11.0  13.7   4.2    46.1   52.1   56.1   54.7   42.6   27.1   10.8   -      24.64  
2017  -8.8   5.5    8.4    29.8   36.2   49.7   58.9   52.1   45.5   24.2   15.2   -24.4  24.36  
2016  -      -      22.2   22.9   37.4   54.5   57.7   55.6   46.8   30.9   21.0   -19.8  32.92  
Av:   -17.1  -2.7   14.8   19.0   39.9   52.1   57.6   54.1   45.0   27.4   15.7   -22.1  27.31  

Windchill (°F) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  19.3   22.5   35.4   42.2   69.4   74.8   76.0   74.4   66.0   49.1   31.4   -      50.97  
2017  24.9   36.0   38.9   53.6   61.5   74.3   78.4   70.3   68.8   55.0   39.0   24.6   52.09  
2016  -      -      45.2   52.2   61.9   76.4   75.7   73.9   68.9   57.1   45.8   24.4   58.13  
Av:   22.1   29.3   39.8   49.3   64.3   75.2   76.7   72.8   67.9   53.7   38.7   24.5   53.73  

Heat Index(°F) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  57.1   64.1   63.6   84.2   103.2  117.0  115.9  104.7  98.6   72.0   58.2   -      85.32  
2017  50.0   72.8   75.4   81.4   96.4   102.9  118.1  89.8   99.4   86.0   68.4   68.8   84.11  
2016  -      -      72.3   82.0   92.1   108.4  120.3  116.3  103.2  85.7   73.5   48.9   90.26  
Av:   53.5   68.4   70.4   82.5   97.2   109.4  118.1  103.6  100.4  81.2   66.7   58.8   86.57  

Heat Index(°F) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  22.2   24.4   36.9   43.5   69.9   77.0   77.9   75.5   66.0   49.1   33.0   -      52.31  
2017  26.8   37.5   40.0   54.3   61.7   75.2   81.5   70.5   69.2   55.4   39.6   26.5   53.17  
2016  -      -      46.0   52.9   62.0   78.0   78.6   75.3   69.6   57.1   46.2   26.3   59.20  
Av:   24.5   30.9   40.9   50.2   64.5   76.7   79.3   73.8   68.3   53.9   39.6   26.4   54.89  

Wind Speed (MPH) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  27.0   29.0   31.0   30.0   25.0   25.0   20.0   18.0   20.0   24.0   24.0   -      24.82  
2017  25.0   23.0   44.0   27.0   24.0   26.0   18.0   26.0   18.0   27.0   31.0   29.0   26.50  
2016  -      -      30.0   36.0   25.0   28.0   20.0   19.0   21.0   23.0   26.0   27.0   25.50  
Av:   26.0   26.0   35.0   31.0   24.7   26.3   19.3   21.0   19.7   24.7   27.0   28.0   25.61  

Wind Speed (MPH) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  2.0    1.8    2.4    2.3    0.7    0.4    0.3    0.3    0.3    0.5    1.3    -      1.13   
2017  1.9    1.9    2.3    1.8    1.0    0.6    0.5    0.5    0.4    1.0    1.5    1.9    1.27   
2016  -      -      2.2    2.4    0.7    0.5    0.5    0.3    0.4    0.7    1.3    1.9    1.09   
Av:   2.0    1.9    2.3    2.2    0.8    0.5    0.4    0.4    0.4    0.8    1.3    1.9    1.16   

Wind Direction (Degrees) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  235    194    185    169    160    171    179    171    152    182    232    -      184.4  
2017  223    240    161    173    170    193    148    148    103    124    200    152    169.6  
2016  -      -      223    202    171    167    164    155    169    192    217    244    190.5  
Av:   229    217    190    182    167    177    164    158    141    166    216    198    181.5  

Wind Run(miles)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  1502.4 1208.2 1742.0 1663.6 503.4  293.7  249.6  224.5  219.4  400.0  550.9  -      8557.7 
2017  1385.9 1292.6 1697.9 1289.2 714.3  440.8  329.5  373.1  309.8  767.5  1036.8 1405.6 11042.9
2016  -      -      1015.3 1719.8 523.0  389.6  341.8  216.2  316.0  494.3  929.1  1378.8 7323.9 
Av:   1444.2 1250.4 1485.0 1557.5 580.2  374.7  307.0  271.3  281.7  553.9  838.9  1392.2 8974.8 

Pressure (inHg) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  31.02  30.83  30.46  30.52  30.18  30.10  30.38  30.25  30.32  30.50  30.62  -      30.47  
2017  30.83  30.66  30.61  30.30  30.10  30.22  30.18  30.19  30.33  30.39  30.59  30.96  30.45  
2016  -      -      30.39  30.41  30.27  30.18  30.18  30.17  30.33  30.42  30.50  30.76  30.36  
Av:   30.93  30.75  30.49  30.41  30.19  30.17  30.25  30.20  30.33  30.43  30.57  30.86  30.43  

Pressure (inHg) (Minimum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  29.36  29.63  29.54  29.41  29.53  29.61  29.62  29.58  29.56  29.56  29.54  -      29.54  
2017  29.34  29.44  29.26  29.36  29.27  29.48  29.62  29.65  29.61  29.35  29.41  29.34  29.43  
2016  -      -      29.35  29.53  29.63  29.58  29.58  29.68  29.75  29.28  29.03  29.62  29.50  
Av:   29.35  29.53  29.39  29.43  29.48  29.56  29.61  29.64  29.64  29.39  29.33  29.48  29.49  

Pressure (inHg) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  30.23  30.20  30.08  30.05  29.87  29.82  30.01  29.91  30.02  30.05  30.18  -      30.04  
2017  30.06  29.97  30.11  29.90  29.82  29.83  29.93  29.97  29.97  29.97  30.09  30.17  29.98  
2016  -      -      29.89  29.96  29.96  29.91  29.92  29.96  29.98  30.00  30.05  30.18  29.98  
Av:   30.15  30.08  30.03  29.97  29.89  29.85  29.95  29.95  29.99  30.01  30.10  30.17  30.00  

Precipitation (in) (Total)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  1.28   0.98   3.13   2.01   5.66   11.70  0.93   3.70   7.82   3.46   1.75   -      42.41  
2017  1.68   0.83   4.74   4.34   3.41   2.96   1.28   4.04   2.68   5.50   0.33   0.07   31.86  
2016  -      -      1.92   3.50   2.51   2.08   7.34   6.07   3.86   1.04   1.79   1.40   31.51  
Av:   1.48   0.90   3.26   3.28   3.86   5.58   3.18   4.60   4.79   3.33   1.29   0.74   35.26  

Rain Days (>0.04 in)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  7      6      10     5      11     13     3      10     13     9      5      -      92     
2017  6      5      10     9      11     7      5      9      5      8      1      0      76     
2016  -      -      7      12     9      7      8      12     8      6      4      5      78     
Av:   7      6      9      9      10     9      5      10     9      8      3      3      82     

Snow (in) (Total)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  3.0    7.0    4.1    3.0    0.0    0.0    0.0    0.0    0.0    0.0    0.1    -      17.2   
2017  5.0    5.0    3.5    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    13.5   
2016  -      -      -      -      -      -      -      -      -      -      -      -      0.0    
Av:   4.0    6.0    3.8    1.5    0.0    0.0    0.0    0.0    0.0    0.0    0.1    0.0    15.3   

Snow Days
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  3      2      3      1      0      0      0      0      0      0      1      -      10     
2017  1      1      1      0      0      0      0      0      0      0      0      0      3      
2016  -      -      -      -      -      -      -      -      -      -      -      -      0      
Av:   2      2      2      1      0      0      0      0      0      0      1      0      6      

Solar Radiation(W/m^2) (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  577    703    1043   1022   1118   1109   1086   968    935    695    584    -      894.55 
2017  643    723    945    1101   1192   1117   1106   1072   896    733    609    541    889.83 
2016  -      -      1049   1250   1205   1141   1006   1032   898    785    597    499    946.20 
Av:   610    713    1012   1124   1172   1122   1066   1024   910    738    597    520    910.19 

Solar Radiation(W/m^2) (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  52.3   70.6   105.7  165.4  203.4  197.9  231.6  157.9  106.1  64.2   50.9   -      127.83 
2017  38.5   84.3   101.8  137.4  203.9  257.0  220.0  168.2  128.6  58.2   48.4   42.7   124.08 
2016  -      -      107.9  162.3  192.5  255.6  198.5  155.1  131.9  72.2   45.3   37.2   135.85 
Av:   45.4   77.4   105.1  155.0  199.9  236.9  216.7  160.4  122.2  64.9   48.2   39.9   129.25 

Sunshine hours (Total)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Tot.
2018  56.8   81.4   132.1  183.2  199.1  198.7  234.0  170.0  103.0  45.8   23.8   -      1427.9 
2017  31.0   117.0  128.4  152.1  200.9  242.8  222.3  193.6  138.3  52.3   44.8   47.4   1570.9 
2016  -      -      83.9   174.9  195.5  240.6  208.0  181.7  138.3  79.0   47.8   37.6   1387.3 
Av:   43.9   99.2   114.8  170.1  198.5  227.4  221.4  181.8  126.5  59.0   38.8   42.5   1462.1 

U.V. Index (Maximum)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  2.2    3.4    5.5    7.1    7.6    8.4    7.8    6.8    6.7    4.5    2.4    -      5.67   
2017  2.6    3.9    5.5    8.5    8.3    8.6    9.3    7.5    6.4    4.6    2.6    1.9    5.81   
2016  -      -      6.1    8.5    7.9    9.3    8.5    6.5    5.8    4.0    2.6    1.7    6.09   
Av:   2.4    3.7    5.7    8.0    7.9    8.8    8.5    6.9    6.3    4.4    2.5    1.8    5.86   

U.V. Index (Average)
      Jan    Feb    Mar    Apr    May    June   July   Aug    Sept   Oct    Nov    Dec    Annual Av.
2018  0.2    0.3    0.5    1.0    1.2    1.3    1.5    1.0    0.8    0.4    0.2    -      0.76   
2017  0.1    0.4    0.5    0.9    1.3    1.7    1.6    1.2    0.9    0.3    0.2    0.1    0.78   
2016  -      -      0.6    1.0    1.2    1.8    1.5    0.9    0.8    0.4    0.2    0.1    0.85   
Av:   0.2    0.4    0.6    1.0    1.3    1.6    1.5    1.0    0.8    0.3    0.2    0.1    0.80   
Weather data produced by WeatherCat V2.44, Build 2.. Template by atkinsfamily.org