CLIMATE CHARTS

Washington, Iowa

Latitude: 41.2828 Longitude: -91.7067

Elevation: 690 feet (210.3 meters)

Washington, Iowa Temperature Chart Daily average maximum and minimum temperatures for Washington, Iowa Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Washington, Iowa Precipitation Chart Precipitation chart for Washington, Iowa Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for WASHINGTON, IA Daylight chart for WASHINGTON, IA. Latitude 41.3. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Washington, Iowa

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 30.6 35.5 48.7 62.8 72.5 81.7 85.7 83.9 76.9 64.5 48.8 34.2
Minimum Temperature °F 11.2 15.4 26.4 38.3 49.2 59.2 63.0 60.9 51.0 39.7 27.8 15.6
Heating Degree Days °F 1367 1107 851 442 177 24 3 10 117 410 801 1243
Cooling Degree Days °F 0 0 1 9 48 187 293 240 85 10 0 0
Precipitation in. 1.31 1.27 2.34 3.26 4.58 4.70 4.31 4.17 3.60 2.91 2.35 1.69

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C -0.8 1.9 9.3 17.1 22.5 27.6 29.8 28.8 24.9 18.1 9.3 1.2
Minimum Temperature °C -11.6 -9.2 -3.1 3.5 9.6 15.1 17.2 16.1 10.6 4.3 -2.3 -9.1
Heating Degree Days °C 759 615 473 246 98 13 2 6 65 228 445 691
Cooling Degree Days °C 0 0 1 5 27 104 163 133 47 6 0 0
Precipitation cm. 3.33 3.23 5.94 8.28 11.63 11.94 10.95 10.59 9.14 7.39 5.97 4.29
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