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Report for 2017 12
Monthly Climatological Summary for Dec 2017
Name: Riverweather.com City: St. Charles County State: MO
Elevation: 430 ft Lat: N 38° 55' 52" Lon: W 090° 28' 28"
Temperature (°F), Rain (in), Wind Speed (mph)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
----------------------------------------------------------------------------------
1 42.7 57.5 2:37p 28.1 7:00a 22.3 0.0 0.00 0.2 9.0 1:56p SW
2 49.6 62.1 2:59p 40.2 7:15a 15.4 0.0 0.00 0.2 7.0 1:29p WSW
3 51.9 66.7 1:29p 37.6 5:57a 13.2 0.1 0.00 0.8 12.0 1:10p ESE
4 61.5 70.8 1:21p 46.7 11:59p 4.5 1.0 0.17 4.4 37.0 8:59p SW
5 39.2 46.7 12:00a 33.3 8:08a 25.8 0.0 0.00 6.9 29.0 2:20p W
6 40.2 46.7 2:57p 34.9 7:26a 24.8 0.0 0.00 5.0 21.0 9:38p WNW
7 29.0 35.7 12:00a 24.1 11:45p 36.1 0.0 0.00 9.2 29.0 1:12a WNW
8 28.9 38.9 3:47p 18.1 6:10a 35.8 0.0 0.00 1.3 11.0 10:55a WSW
9 32.1 35.2 12:01p 26.1 10:48p 32.9 0.0 0.00 8.5 30.0 2:52p WNW
10 35.8 50.4 3:05p 21.4 4:36a 29.2 0.0 0.00 2.3 20.0 1:22p W
11 42.1 55.0 11:33a 29.9 4:06a 22.9 0.0 0.00 8.7 41.0 3:32p WNW
12 32.8 41.6 12:00a 26.5 11:29p 32.2 0.0 0.00 9.0 29.0 3:13a WNW
13 40.5 57.4 3:05p 24.5 3:14a 24.4 0.0 0.00 7.9 35.0 3:15p WNW
14 32.0 39.0 12:00a 29.3 7:09a 33.0 0.0 0.00 3.8 24.0 12:06a NNW
15 35.8 44.1 3:47p 30.0 12:36a 29.2 0.0 0.00 2.1 24.0 12:09p W
16 45.2 62.4 3:21p 30.4 2:25a 19.8 0.0 0.00 1.4 20.0 9:39a SW
17 47.0 54.5 2:45p 41.3 5:25a 18.0 0.0 0.00 0.6 11.0 5:42p SW
18 47.6 53.9 2:22p 40.8 11:20p 17.4 0.0 0.00 2.0 16.0 2:41p SW
19 44.1 51.5 1:33p 35.6 4:28a 20.9 0.0 0.00 1.6 15.0 4:18p WNW
20 42.0 50.6 2:40p 35.7 8:27a 23.0 0.0 0.00 3.4 26.0 6:30a ENE
21 46.7 58.5 2:35p 34.8 4:37a 18.3 0.0 0.00 1.4 13.0 7:12a ESE
22 41.7 50.0 12:00a 36.2 11:52p 23.3 0.0 0.14 5.6 17.0 9:28a NW
23 32.8 36.2 12:00a 29.0 10:16a 32.2 0.0 0.18 6.6 18.0 9:20a NW
24 25.5 29.8 12:00a 21.8 11:56p 39.5 0.0 0.00 6.9 30.0 3:33p WNW
25 24.4 29.5 1:24p 20.2 7:46a 40.6 0.0 0.00 4.0 13.0 12:21a WNW
26 13.8 23.9 12:00a 9.4 11:56p 51.2 0.0 0.00 5.7 15.0 4:24a NNE
27 9.6 14.2 1:36p 5.4 7:11a 55.4 0.0 0.00 3.4 13.0 3:33a NNE
28 15.5 20.7 9:21p 9.8 5:05a 49.5 0.0 0.00 1.0 8.0 2:32a E
29 22.7 26.1 7:03p 17.3 6:42a 42.3 0.0 0.00 0.9 9.0 12:34a N
30 15.1 24.6 12:00a 5.9 11:56p 49.9 0.0 0.00 6.9 25.0 7:17a N
31 7.3 11.3 2:51p 3.1 11:58p 57.7 0.0 0.00 7.3 17.0 1:50p NW
----------------------------------------------------------------------------------
34.7 70.8 4 3.1 31 940.7 1.1 0.49 4.1 41.0 11 WNW
Max >= 90.0: 0
Max <= 32.0: 8
Min <= 32.0: 20
Min <= 0.0: 0
Max Rain: 0.18 on day 23
Days of Rain: 3 (>= 0.01 in) 3 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration