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Report for 2016
Annual Climatological Summary for 2016 Name: ofallonweather.com City: O'Fallon State: MO Elevation: 550 ft Lat: N 38° 50' 20" Lon: W 090° 43' 43" Temperature (°F), Heat Base: 65.0 Cool Base: 65.0 Dep. Heat Cool Max Max Min Min Mean Mean From Deg Deg >= <= <= <= YR MO Max Min Mean Norm Days Days Hi Date Low Date 90.0 32.0 32.0 0.0 ------------------------------------------------------------------------------------ 16 1 40.9 23.2 32.1 0.8 1021 0 65.3 14 2.8 18 0 7 25 0 16 2 47.3 29.9 38.4 3.6 777 5 76.8 20 9.6 13 0 6 18 0 16 3 60.5 41.9 50.9 6.2 449 13 84.5 15 19.7 2 0 0 3 0 16 4 68.4 47.8 58.2 1.8 263 57 85.6 25 29.5 9 0 0 1 0 16 5 73.7 54.7 63.9 -2.3 146 111 88.7 30 41.7 15 0 0 0 0 16 6 88.6 68.3 78.2 2.9 5 400 98.0 16 55.5 8 16 0 0 0 16 7 87.6 70.0 78.4 -1.2 3 418 98.2 24 58.4 3 14 0 0 0 16 8 85.7 69.3 77.0 -0.8 3 376 95.1 11 56.3 22 9 0 0 0 16 9 82.5 62.7 72.1 1.8 34 245 92.7 6 50.9 29 6 0 0 0 16 10 72.9 52.8 62.7 4.0 167 96 87.9 17 37.0 22 0 0 0 0 16 11 60.3 40.9 50.6 5.2 454 23 83.5 1 25.8 20 0 0 4 0 16 12 40.9 24.9 32.9 -2.1 993 0 67.1 26 -0.2 19 0 6 23 1 ------------------------------------------------------------------------------------ 67.4 48.9 57.9 1.6 4321 1749 98.2 Jul -0.2 Dec 45 19 74 1 Precipitation (in) Dep. Max Days of Rain From Obs. >= YR MO Total Norm Day Date 0.01 0.10 1.00 --------------------------------------------- 16 1 0.48 -1.72 0.20 9 10 1 0 16 2 0.42 -1.84 0.10 15 7 1 0 16 3 2.93 -0.42 0.90 30 19 8 0 16 4 5.02 1.17 1.05 30 12 9 2 16 5 4.53 0.31 1.30 11 19 7 2 16 6 1.21 -3.03 0.63 30 6 2 0 16 7 8.69 5.21 2.17 3 16 10 3 16 8 6.38 3.37 1.11 3 18 9 4 16 9 5.04 1.89 1.69 10 10 5 3 16 10 1.06 -1.72 0.76 19 8 2 0 16 11 2.95 0.02 2.24 2 12 3 1 16 12 0.96 -1.47 0.32 4 7 4 0 --------------------------------------------- 39.67 1.77 2.24 Nov 144 61 15 Wind Speed (mph) Dom YR MO Avg. Hi Date Dir ------------------------------ 16 1 4.8 34.0 11 W 16 2 5.3 35.0 28 WNW 16 3 4.3 37.0 15 S 16 4 6.1 39.0 2 WNW 16 5 3.3 34.0 7 WSW 16 6 3.0 29.0 26 WSW 16 7 2.7 41.0 24 SSW 16 8 2.3 28.0 3 SW 16 9 2.8 22.0 10 WSW 16 10 3.3 33.0 17 SW 16 11 3.6 36.0 18 SW 16 12 4.3 34.0 29 W ------------------------------ 3.8 41.0 Jul WSW