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Report for 2015
Annual Climatological Summary for 2015
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 27.0 0.0 0.0 -18.0
------------------------------------------------------------------------------------
15 1 40.6 24.4 31.9 0.7 23 444 59.6 17 3.1 8 28 0 0 0
15 2 34.2 15.6 25.4 -9.4 710 177 68.8 7 0.0 20 19 0 1 0
15 3 55.3 34.9 44.4 -0.3 644 10 80.2 16 10.0 6 30 0 0 0
15 4 69.3 50.3 59.4 3.0 205 37 83.0 9 35.9 4 30 0 0 0
15 5 76.4 57.4 67.0 0.9 78 159 87.9 6 0.0 21 32 0 1 0
15 6 83.6 67.8 74.7 -0.6 9 301 94.6 10 55.4 1 30 0 0 0
15 7 86.9 70.4 77.9 -1.7 3 404 98.1 28 57.3 8 31 0 0 0
15 8 84.7 67.2 75.4 -2.4 8 328 92.9 2 57.6 20 31 0 0 0
15 9 83.6 63.4 72.7 2.5 31 261 95.6 6 48.8 13 30 0 0 0
15 10 69.3 50.3 59.2 0.5 228 49 84.5 21 36.6 30 31 0 0 0
15 11 59.3 42.2 50.0 4.6 453 4 71.2 2 23.2 22 30 0 0 0
15 12 50.9 37.5 43.7 8.8 659 0 70.6 12 28.8 19 31 0 0 0
------------------------------------------------------------------------------------
66.2 48.4 56.8 0.6 3056 2180 98.1 Jul 0.0 Feb 353 0 2 0
Precipitation (in)
Dep. Max Days of Rain
From Obs. >=
YR MO Total Norm Day Date 0.20 2.0020.00
---------------------------------------------
15 1 1.23 -1.13 0.54 3 2 0 0
15 2 1.17 -1.04 0.51 1 2 0 0
15 3 2.42 0.14 0.64 25 4 0 0
15 4 4.17 0.81 1.05 9 7 0 0
15 5 6.09 2.25 1.61 15 11 0 0
15 6 9.80 5.58 2.49 25 12 1 0
15 7 4.94 0.77 1.91 8 8 0 0
15 8 5.39 1.92 1.91 5 4 0 0
15 9 2.18 -0.80 1.37 29 3 0 0
15 10 1.14 -2.01 0.61 27 2 0 0
15 11 5.02 2.22 1.45 17 6 0 0
15 12 8.90 6.00 3.49 26 6 1 0
---------------------------------------------
52.45 14.71 3.49 Dec 67 2 0
Wind Speed (mph)
Dom
YR MO Avg. Hi Date Dir
------------------------------
15 1 3.9 36.0 29 NW
15 2 4.7 40.0 14 NNW
15 3 3.3 31.0 17 N
15 4 3.7 38.0 3 NNW
15 5 2.5 34.0 15 W
15 6 2.2 35.0 25 WNW
15 7 2.0 35.0 26 NW
15 8 1.7 40.0 18 WNW
15 9 1.6 26.0 19 NW
15 10 3.0 25.0 15 NNW
15 11 2.8 38.0 11 WNW
15 12 3.8 37.0 23 WNW
------------------------------
2.9 40.0 Feb NW