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Report for 2019
Annual Climatological Summary for 2019 Name: Riverweather.com City: St. Charles County State: MO Elevation: 430 ft Lat: N 38 55' 52" Lon: W 090 28' 28" 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 ------------------------------------------------------------------------------------ 19 1 38.1 24.3 30.8 -0.4 1059 0 67.3 7 -4.8 30 0 6 23 1 19 2 41.7 27.1 33.9 -0.9 869 0 64.3 3 13.0 8 0 5 21 0 19 3 50.6 34.7 42.1 -2.6 710 0 68.6 28 4.6 4 0 3 7 0 19 4 68.3 49.1 57.8 1.4 265 50 87.9 22 33.5 1 0 0 0 0 19 5 76.0 59.1 67.0 0.9 105 166 90.6 24 47.2 13 1 0 0 0 19 6 82.6 67.5 74.1 -1.2 3 277 93.2 30 59.7 13 5 0 0 0 19 7 88.4 72.5 79.8 0.2 0 458 95.2 19 65.8 22 12 0 0 0 19 8 84.6 69.0 76.3 -1.5 0 352 93.9 19 60.6 24 2 0 0 0 19 9 86.2 67.1 76.1 5.9 4 337 94.2 16 58.8 14 12 0 0 0 19 10 73.3 52.3 62.2 3.5 91 48 92.9 1 33.9 12 2 0 0 0 19 11 19 12 ------------------------------------------------------------------------------------ 69.0 52.3 60.0 0.5 3110 1692 95.2 Jul -4.8 Jan 34 14 51 1 Precipitation (in) Dep. Max Days of Rain From Obs. >= YR MO Total Norm Day Date 0.01 0.10 1.00 --------------------------------------------- 19 1 2.68 0.32 0.75 22 13 7 0 19 2 2.70 0.49 0.84 6 13 5 0 19 3 5.38 3.10 1.60 9 10 5 2 19 4 5.35 1.99 2.19 30 15 7 2 19 5 6.64 2.80 2.39 21 16 9 2 19 6 4.04 -0.18 1.84 21 13 8 1 19 7 3.67 -0.50 0.80 22 11 8 0 19 8 6.26 2.79 2.17 12 13 7 1 19 9 0.63 -2.35 0.45 8 5 2 0 19 10 1.69 -1.46 1.38 10 4 2 1 19 11 19 12 --------------------------------------------- 39.04 7.00 2.39 May 113 60 9 Wind Speed (mph) Dom YR MO Avg. Hi Date Dir ------------------------------ 19 1 4.2 44.0 9 NW 19 2 4.1 44.0 24 WNW 19 3 3.9 43.0 14 WNW 19 4 3.0 39.0 14 NW 19 5 1.9 35.0 1 WNW 19 6 1.8 44.0 1 WNW 19 7 1.4 49.0 17 WNW 19 8 1.4 33.0 20 NW 19 9 1.0 34.0 8 W 19 10 1.9 29.0 15 WNW 19 11 19 12 ------------------------------ 2.5 49.0 Jul WNW
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