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Report for 2018 12
Monthly Climatological Summary for Dec 2018
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 55.9 65.5 2:20p 48.8 12:00a 9.2 0.0 0.76 3.2 26.0 7:26p SE
2 44.1 55.4 1:33a 39.2 11:56p 20.9 0.0 0.00 7.3 30.0 10:16a WSW
3 36.3 39.2 12:00a 34.2 10:22p 28.7 0.0 0.02 7.9 18.0 6:19a WNW
4 32.5 35.2 1:23p 29.1 11:57p 32.5 0.0 0.02 4.5 18.0 4:11p WNW
5 35.1 45.2 3:10p 27.8 3:55a 29.9 0.0 0.02 1.5 22.0 12:00a W
6 34.2 39.5 8:59a 27.7 11:56p 30.8 0.0 0.11 2.3 15.0 10:06a NNW
7 27.0 30.9 11:44a 23.2 7:24a 38.0 0.0 0.00 1.2 8.0 2:47p NNE
8 26.4 30.7 3:31p 23.4 11:43p 38.6 0.0 0.00 4.0 16.0 11:22a ENE
9 26.8 36.3 2:26p 19.9 5:36a 38.2 0.0 0.00 2.9 12.0 2:13a N
10 28.6 39.7 3:42p 20.2 7:30a 36.4 0.0 0.00 0.5 7.0 11:27a W
11 37.7 52.9 2:19p 26.3 5:46a 27.3 0.0 0.00 0.5 12.0 1:49p SW
12 44.2 53.1 2:40p 35.5 9:36p 20.8 0.0 0.00 1.5 15.0 8:41a W
13 42.5 48.1 9:48p 36.2 1:43a 22.4 0.0 0.45 0.9 8.0 7:36a E
14 43.1 45.9 3:02a 40.2 11:24p 21.9 0.0 0.14 5.8 26.0 7:42p NNE
15 43.0 50.9 2:54p 39.2 5:36a 22.0 0.0 0.00 4.7 23.0 12:03a N
16 43.7 57.5 2:51p 32.9 5:41a 21.3 0.0 0.00 1.4 13.0 1:24p W
17 40.5 51.7 3:04p 33.1 11:58p 24.3 0.0 0.00 1.0 9.0 2:39p W
18 38.8 51.4 2:29p 30.8 7:03a 26.2 0.0 0.00 0.3 8.0 11:30a E
19 43.3 54.5 2:20p 35.2 6:18a 21.6 0.0 0.02 0.1 7.0 11:10a WSW
20 42.3 46.3 10:25a 37.9 11:19p 22.7 0.0 0.05 6.9 23.0 5:43p NW
21 34.3 37.9 12:00a 28.8 11:36p 30.7 0.0 0.00 9.6 24.0 12:07a NW
22 38.0 53.7 3:46p 26.5 7:26a 27.0 0.0 0.01 1.8 14.0 10:00p WNW
23 36.5 45.3 3:38p 31.3 5:50a 28.5 0.0 0.00 3.2 18.0 12:00p WNW
24 38.2 47.9 2:52p 28.1 7:37a 26.8 0.0 0.00 0.1 6.0 12:27p N
25 42.2 50.3 3:41p 38.0 6:54a 22.8 0.0 0.00 0.5 8.0 3:37a NE
26 42.5 51.7 12:57p 33.8 6:47a 22.5 0.0 0.01 1.8 13.0 1:35p ESE
27 51.3 59.5 5:40p 43.8 1:06a 13.7 0.0 0.65 2.2 21.0 5:51p SSE
28 34.3 50.7 12:00a 28.9 11:54p 30.7 0.0 0.00 8.0 22.0 2:05a W
29 27.9 30.1 8:20p 25.5 10:40a 37.1 0.0 0.00 3.4 17.0 12:05a WNW
30 32.9 40.7 11:17p 25.0 4:18a 32.1 0.0 0.08 0.3 7.0 11:42a ESE
31 42.2 47.0 3:09p 39.2 12:39a 22.8 0.0 1.62 3.6 32.0 3:48p W
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38.3 65.5 1 19.9 9 828.4 0.0 3.96 3.0 32.0 31 WNW
Max >= 90.0: 0
Max <= 32.0: 3
Min <= 32.0: 16
Min <= 0.0: 0
Max Rain: 1.62 on day 31
Days of Rain: 14 (>= 0.01 in) 6 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration