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Report for 2021 01
Monthly Climatological Summary for Jan 2021 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 31.5 33.0 2:19p 28.8 12:13a 33.5 0.0 0.54 2.9 17.0 9:27p NNW 2 31.0 31.9 2:33p 30.4 12:52a 34.0 0.0 0.00 2.2 10.0 12:40a NW 3 30.6 32.4 3:40p 26.7 8:03a 34.4 0.0 0.01 2.6 12.0 11:50a WSW 4 33.3 36.4 5:12p 31.0 7:28a 31.6 0.0 0.01 3.0 17.0 8:34p W 5 38.0 49.5 3:05p 28.4 7:39a 26.0 0.0 0.00 2.0 12.0 12:02a WNW 6 36.8 43.4 2:38p 32.9 7:38a 28.2 0.0 0.00 4.1 16.0 8:24p ESE 7 34.0 37.1 12:24p 31.9 6:19a 31.0 0.0 0.00 4.6 17.0 3:14p NE 8 32.4 33.8 12:44p 31.3 11:34p 31.5 0.0 0.00 4.4 13.0 1:11p NNW 9 29.7 31.3 12:00a 27.7 11:39p 35.3 0.0 0.00 3.2 10.0 3:04p NW 10 27.4 28.8 3:16p 26.0 11:48p 37.6 0.0 0.00 3.2 12.0 2:14p NW 11 29.6 35.9 2:47p 25.4 12:55a 35.4 0.0 0.00 3.4 13.0 3:46p WSW 12 39.8 53.2 3:12p 28.1 12:00a 25.2 0.0 0.00 5.0 19.0 1:55p WSW 13 43.7 53.8 3:20p 35.8 6:01a 21.1 0.0 0.00 5.2 17.0 10:51a SW 14 41.0 47.4 11:42a 35.2 11:53p 24.0 0.0 0.10 6.1 27.0 8:13p WSW 15 33.4 35.3 12:00a 32.3 5:04p 31.4 0.0 0.06 5.9 25.0 8:40a W 16 33.7 35.0 9:20a 31.5 3:08a 31.3 0.0 0.01 5.9 20.0 9:51a WNW 17 32.4 36.3 1:03p 29.1 7:17a 31.5 0.0 0.00 5.4 19.0 1:07p WNW 18 35.2 42.5 2:25p 29.0 6:33a 29.8 0.0 0.04 2.7 13.0 2:52a W 19 33.6 39.8 7:28p 27.1 7:36a 31.4 0.0 0.00 4.1 20.0 9:42p W 20 36.6 48.0 6:35p 21.4 7:24a 28.4 0.0 0.00 4.6 20.0 2:48p SW 21 43.6 54.0 2:58p 35.0 7:21a 21.4 0.0 0.00 3.9 14.0 12:35p W 22 29.6 36.3 12:12a 21.1 11:54p 35.4 0.0 0.00 3.8 15.0 8:51a N 23 28.9 38.9 2:21p 17.8 5:25a 36.1 0.0 0.00 4.6 19.0 9:36p SE 24 38.1 41.3 3:09p 35.3 7:25a 26.9 0.0 0.00 2.1 13.0 12:06a SE 25 34.6 37.3 12:02a 33.4 8:38a 30.4 0.0 0.83 4.5 23.0 11:31a E 26 31.9 33.9 3:16a 28.2 9:16p 31.6 0.0 0.16 4.0 17.0 11:43a NW 27 26.8 28.7 12:19a 23.1 11:59p 38.2 0.0 0.00 3.8 16.0 12:36p N 28 21.8 30.5 2:32p 11.9 7:02a 43.2 0.0 0.02 2.2 10.0 3:04p SE 29 30.4 40.8 3:41p 19.6 4:56a 34.6 0.0 0.02 4.4 14.0 5:22p SSE 30 38.6 43.1 11:42p 34.8 1:25a 26.1 0.0 1.30 5.4 22.0 3:36p SE 31 35.1 44.8 12:35a 32.2 7:42p 30.0 0.0 0.02 9.0 26.0 4:28a NW ---------------------------------------------------------------------------------- 33.6 54.0 21 11.9 28 966.5 0.0 3.12 4.1 27.0 14 W Max >= 90.0: 0 Max <= 32.0: 5 Min <= 32.0: 22 Min <= 0.0: 0 Max Rain: 1.30 on day 30 Days of Rain: 13 (>= 0.01 in) 5 (>= 0.10 in) 1 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration