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Report for 2019 12
 Monthly Climatological Summary for Dec 2019 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 38.0 48.4 12:00a 33.3 10:09p 27.0 0.0 0.01 11.1 34.0 3:32p W 2 33.6 39.6 3:11p 28.0 11:33p 31.4 0.0 0.00 5.1 21.0 12:03a NW 3 39.3 50.9 3:27p 27.7 12:27a 25.7 0.0 0.00 4.4 17.0 3:16p WSW 4 45.5 56.0 1:59p 38.2 10:54p 19.5 0.0 0.00 4.5 18.0 3:37a WNW 5 48.3 62.0 2:05p 32.0 7:10a 16.7 0.0 0.00 2.6 14.0 1:16p SSW 6 40.9 52.6 12:00a 29.7 11:14p 24.1 0.0 0.00 3.2 20.0 6:53a N 7 34.7 46.5 3:13p 22.9 7:03a 30.3 0.0 0.00 1.8 10.0 11:26a S 8 46.1 58.0 2:19p 34.6 12:00a 18.8 0.0 0.00 5.6 22.0 1:17p S 9 44.3 53.6 12:36p 24.4 11:53p 20.7 0.0 0.02 7.0 31.0 3:45p W 10 25.9 33.9 3:48p 20.3 6:23a 39.1 0.0 0.00 3.6 19.0 1:08a W 11 31.8 46.2 2:43p 19.6 5:09a 33.2 0.0 0.00 3.2 21.0 10:58a W 12 42.8 53.4 3:22p 28.6 12:37a 22.2 0.0 0.00 5.7 23.0 12:02p SSW 13 41.6 48.7 12:26p 36.3 7:44a 23.4 0.0 0.00 1.4 9.0 2:13a S 14 32.9 38.3 5:46a 25.3 11:57p 32.1 0.0 0.10 4.0 18.0 11:07a NW 15 25.1 26.7 9:20a 24.0 4:46a 39.9 0.0 0.00 2.5 11.0 12:49p NE 16 26.3 27.8 4:20p 24.3 12:00a 38.7 0.0 0.00 4.4 16.0 6:17p N 17 24.6 32.8 2:06p 18.7 7:49a 40.4 0.0 0.14 5.2 16.0 4:08p WNW 18 24.4 31.7 3:37p 19.2 7:50a 40.6 0.0 0.02 2.8 11.0 12:15a WNW 19 34.9 49.3 3:29p 20.3 1:42a 30.1 0.0 0.09 3.8 16.0 11:26a SSW 20 37.9 49.2 2:02p 25.6 7:02a 27.1 0.0 0.00 1.7 11.0 11:01a SSW 21 38.2 49.4 2:49p 26.7 7:08a 26.8 0.0 0.00 1.2 7.0 10:58a S 22 40.5 52.6 2:25p 28.4 7:22a 24.4 0.0 0.00 1.5 8.0 2:22a S 23 43.9 63.0 3:10p 29.9 7:35a 21.0 0.0 0.00 1.3 8.0 2:18p SSW 24 50.2 63.1 1:26p 37.0 2:33a 14.8 0.0 0.00 3.1 13.0 1:29p SSW 25 55.3 70.3 2:50p 38.4 6:54a 10.4 0.7 0.00 3.9 17.0 1:25p S 26 58.0 67.4 3:59p 43.9 11:55p 7.2 0.2 0.00 4.2 20.0 1:03a WSW 27 39.8 43.9 12:00a 37.3 7:14a 25.2 0.0 0.00 3.3 13.0 1:50a NE 28 50.3 60.9 11:30p 40.0 12:00a 14.7 0.0 0.88 5.8 20.0 10:25p SE 29 52.3 57.1 2:12p 39.2 11:45p 12.7 0.0 0.49 5.3 26.0 9:09p SW 30 36.0 39.2 12:00a 33.7 11:25p 29.0 0.0 0.01 10.0 31.0 3:18a W 31 36.6 40.6 4:56p 33.2 8:04a 28.4 0.0 0.00 7.5 29.0 12:26a W ---------------------------------------------------------------------------------- 39.4 70.3 25 18.7 17 795.6 0.9 1.76 4.2 34.0 1 WSW Max >= 90.0: 0 Max <= 32.0: 3 Min <= 32.0: 19 Min <= 0.0: 0 Max Rain: 0.88 on day 28 Days of Rain: 9 (>= 0.01 in) 4 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration
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