WEATHER IN Des Moines
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -30 (1884) | 13.8 | 22.3 | 30.9 | 67 (2003) |
| february | -26 (1905) | 18.0 | 26.9 | 35.7 | 78 (1930) |
| march | -22 (1962) | 29.6 | 39.4 | 49.2 | 91 (1986) |
| april | 9 (1975) | 40.6 | 51.3 | 62.0 | 93 (1980) |
| may | 26 (1907) | 52.3 | 62.4 | 72.4 | 105 (1934) |
| june | 37 (1889) | 62.4 | 72.2 | 81.9 | 103 (1933) |
| july | 47 (1971) | 66.4 | 76.0 | 85.6 | 110 (1936) |
| august | 40 (1950) | 64.2 | 73.9 | 83.6 | 110 (1918) |
| september | 26 (1942) | 55.4 | 66.2 | 76.9 | 101 (1939) |
| october | 7 (1925) | 42.9 | 53.2 | 63.4 | 95 (1963) |
| november | -10 (1891) | 30.2 | 39.3 | 48.3 | 82 (1938) |
| december | -22 (1989) | 19.5 | 27.7 | 35.9 | 69 (1939) |
| year | -30 (1884) | 41.4 | 50.8 | 60.3 | 110 (1936) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 1.08 | 0.04 (1997) | 4.38 (1960) | 2.13 (1960) |
| february | 1.34 | 0.08 (1931) | 3.19 (1915) | 1.76 (1948) |
| march | 2.17 | 0.04 (1885) | 5.82 (1990) | 2.44 (1919) |
| april | 4.02 | 0.23 (1985) | 7.76 (1976) | 3.80 (1974) |
| may | 5.24 | 0.79 (1925) | 12.13 (1996) | 3.48 (1915) |
| june | 5.26 | 0.24 (1933) | 15.79 (1881) | 4.80 (1879) |
| july | 3.82 | 0.04 (1975) | 10.51 (1958) | 4.32 (1904) |
| august | 4.17 | 0.16 (1909) | 13.68 (1977) | 6.18 (1975) |
| september | 3.18 | 0.16 (1882) | 14.80 (1914) | 4.87 (1914) |
| october | 2.78 | 0.03 (1952) | 7.28 (1941) | 3.67 (1884) |
| november | 1.91 | 0.03 (1969) | 7.09 (1931) | 3.55 (2003) |
| december | 1.58 | 0.00 (2002) | 3.70 (1931) | 1.48 (1982) |
| year | 36.01 | 17.07 (1956) | 56.73 (1881) | 6.18 (1975) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |