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Report for 2022 12
 Monthly Climatological Summary for Dec 2022 Name: ofallonweather.com City: O'Fallon State: MO Elevation: 550 ft Lat: N 38° 50' 20" Lon: W 090° 43' 43" 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 32.1 42.7 2:15p 17.7 4:27a 32.9 0.0 0.00 4.5 20.0 10:35p S 2 51.3 58.0 4:00p 40.5 12:00a 13.7 0.0 0.00 8.6 30.0 12:04p SSW 3 32.4 56.9 12:29a 25.6 9:21p 32.6 0.0 0.00 5.1 29.0 12:58a NW 4 32.6 43.2 2:23p 23.5 1:13a 32.4 0.0 0.00 2.0 11.0 11:02a SW 5 43.0 52.5 1:50p 35.7 12:00a 22.0 0.0 0.00 2.9 11.0 2:46p S 6 40.6 44.1 10:13p 34.1 3:14a 24.4 0.0 0.03 1.3 9.0 10:02a ESE 7 45.4 51.9 1:46p 42.3 5:09a 19.6 0.0 0.00 0.8 13.0 11:38p SE 8 43.6 44.9 9:41p 41.4 7:54a 21.4 0.0 0.05 2.8 10.0 8:28a ESE 9 43.8 52.0 11:33a 33.1 11:59p 21.2 0.0 0.06 4.2 22.0 1:30p W 10 38.7 44.5 3:26p 31.6 1:35a 26.3 0.0 0.00 1.2 7.0 10:54a WSW 11 36.8 38.7 2:02p 34.3 12:06a 28.2 0.0 0.00 2.2 10.0 7:54p ENE 12 36.4 40.2 2:39p 33.6 7:17p 28.6 0.0 0.00 3.5 14.0 4:30p SE 13 41.9 51.6 11:58p 36.1 12:01a 23.2 0.0 0.76 6.9 21.0 12:36p SE 14 49.2 54.3 12:59p 36.4 10:28p 15.8 0.0 0.17 3.8 26.0 8:18p WSW 15 35.5 37.3 12:00a 33.7 5:22p 29.5 0.0 0.00 6.4 20.0 1:39p WSW 16 31.8 35.2 12:22a 28.4 7:50a 33.2 0.0 0.00 7.9 26.0 1:27p W 17 27.5 31.9 1:54p 22.3 7:32a 37.5 0.0 0.00 7.4 25.0 8:13a WNW 18 24.0 33.4 2:36p 16.9 7:38a 41.2 0.0 0.00 3.6 16.0 12:39p WNW 19 30.9 40.3 2:21p 20.8 1:20a 34.1 0.0 0.00 2.7 13.0 10:29a SSE 20 32.8 44.6 2:09p 22.1 11:59p 32.2 0.0 0.00 2.4 17.0 4:01p N 21 26.9 34.8 11:58p 18.7 5:59a 38.1 0.0 0.00 1.5 10.0 10:54a SE 22 13.7 35.1 12:36a -7.1 10:37p 51.3 0.0 0.00 8.3 38.0 7:15p NW 23 -0.4 6.5 11:51p -7.2 12:03a 65.4 0.0 0.00 11.8 30.0 9:41p WNW 24 12.5 19.9 2:32p 6.3 6:39a 52.5 0.0 0.00 8.8 26.0 1:49p WNW 25 16.4 24.7 2:01p 6.7 7:13a 48.6 0.0 0.00 5.5 18.0 12:19a W 26 25.4 33.2 9:50a 17.7 11:36p 39.6 0.0 0.00 4.8 21.0 12:42p NW 27 23.0 33.9 3:43p 8.3 3:55a 42.0 0.0 0.00 4.9 19.0 10:51a SSW 28 45.1 58.0 2:31p 29.9 12:09a 19.9 0.0 0.00 9.5 32.0 1:18p S 29 60.9 67.8 2:37p 52.5 12:00a 4.4 0.3 0.05 9.1 26.0 4:09p SSW 30 43.7 58.7 12:00a 32.2 11:57p 21.3 0.0 0.03 2.3 14.0 12:28a NNW 31 40.9 49.8 11:59p 30.6 7:51a 24.1 0.0 0.00 2.4 13.0 11:54p SSE ---------------------------------------------------------------------------------- 34.1 67.8 29 -7.2 23 957.2 0.3 1.15 4.8 38.0 22 WSW Max >= 90.0: 0 Max <= 32.0: 4 Min <= 32.0: 18 Min <= 0.0: 2 Max Rain: 0.76 on day 13 Days of Rain: 7 (>= 0.01 in) 2 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration
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