Weather History for St. Charles, MO

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Sunday, November 11, 2012

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 12 °C 9 °C  
Max Temperature 21 °C 14 °C 29 °C (1989)
Min Temperature 4 °C 4 °C -7 °C (1950)
Degree Days  
Heating Degree Days 11 16  
Month to date heating degree days 154  
Since 1 July heating degree days 430  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 1642  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 9 °C    
Average Humidity 85    
Maximum Humidity 100    
Minimum Humidity 60    
Precipitation  
Precipitation 27.18 mm 3.30 mm 3.89 mm (1992)
Month to date precipitation 1.35  
Year to date precipitation 35.56  
Snow  
Snow 0.00 cm 0.00 cm 2.54 cm (1911)
Month to date snowfall 0.1  
Since 1 July snowfall 0.1  
Since 1 September snowfall 0.1  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 1013 hPa    
Wind  
Wind Speed 24 km/h (West)    
Max Wind Speed 47 km/h    
Max Gust Speed 64 km/h    
Visibility 10 kilometers    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 11, 2012 Rise Set
Actual Time 6:40 AM CST 4:50 PM CST
Civil Twilight 6:12 AM CST 5:18 PM CST
Nautical Twilight 5:40 AM CST 5:50 PM CST
Astronomical Twilight 5:08 AM CST 6:22 PM CST
Moon 3:55 AM CST (11/11) 3:13 PM CST (11/11)
Length of Visible Light 11h 06m
Length of Day
10h 10m
Waning Crescent, 7% of the Moon is Illuminated
Nov 11
Waning Crescent
Nov 13
New
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 17.8 °C - 10.0 °C 60% 1012.8 hPa 16.1 km South 22.2 km/h / 6.2 m/s 37.0 km/h / 10.3 m/s N/A   Clear
1:54 AM 17.8 °C - 10.0 °C 60% 1012.6 hPa 16.1 km South 24.1 km/h / 6.7 m/s - N/A   Clear
2:54 AM 17.8 °C - 10.0 °C 60% 1012.8 hPa 16.1 km South 18.5 km/h / 5.1 m/s - N/A   Clear
3:54 AM 16.7 °C - 10.6 °C 67% 1012.6 hPa 16.1 km SSE 18.5 km/h / 5.1 m/s - N/A   Clear
4:54 AM 16.1 °C - 10.6 °C 70% 1013.1 hPa 16.1 km SSE 16.7 km/h / 4.6 m/s - N/A   Clear
5:54 AM 16.1 °C - 11.1 °C 72% 1013.0 hPa 16.1 km SSE 20.4 km/h / 5.7 m/s - N/A   Scattered Clouds
6:54 AM 16.1 °C - 11.1 °C 72% 1012.6 hPa 16.1 km SSE 25.9 km/h / 7.2 m/s - N/A   Overcast
7:54 AM 16.7 °C - 11.7 °C 72% 1012.3 hPa 16.1 km SE 31.5 km/h / 8.7 m/s 44.4 km/h / 12.3 m/s N/A   Partly Cloudy
8:54 AM 17.2 °C - 11.7 °C 70% 1012.0 hPa 16.1 km SSE 33.3 km/h / 9.3 m/s 51.9 km/h / 14.4 m/s N/A   Partly Cloudy
9:54 AM 18.3 °C - 12.2 °C 68% 1011.4 hPa 16.1 km SSE 42.6 km/h / 11.8 m/s 51.9 km/h / 14.4 m/s N/A   Clear
12:54 PM 20.6 °C - 12.8 °C 61% 1008.7 hPa 16.1 km South 46.3 km/h / 12.9 m/s 64.8 km/h / 18.0 m/s N/A   Mostly Cloudy
1:54 PM 17.8 °C - 13.9 °C 78% 1008.0 hPa 8.0 km South 29.6 km/h / 8.2 m/s 51.9 km/h / 14.4 m/s 0.0 mm   Haze
2:31 PM 17.0 °C - 14.0 °C 82% 1009.7 hPa 3.2 km West 40.7 km/h / 11.3 m/s 51.9 km/h / 14.4 m/s 1.8 mm Rain Rain
2:36 PM 14.0 °C - 13.0 °C 94% 1010.0 hPa 1.2 km West 29.6 km/h / 8.2 m/s 51.9 km/h / 14.4 m/s 4.3 mm Rain Heavy Rain
2:40 PM 14.0 °C - 13.0 °C 94% 1010.0 hPa 1.2 km WNW 37.0 km/h / 10.3 m/s 51.9 km/h / 14.4 m/s 5.1 mm Rain Heavy Rain
2:48 PM 13.0 °C - 12.0 °C 94% 1010.4 hPa 3.2 km WNW 27.8 km/h / 7.7 m/s 50.0 km/h / 13.9 m/s 5.8 mm Rain Rain
2:49 PM 13.3 °C - 11.7 °C 90% 1010.3 hPa 3.2 km WNW 25.9 km/h / 7.2 m/s 50.0 km/h / 13.9 m/s 5.8 mm Rain Rain
2:58 PM 13.0 °C - 12.0 °C 94% 1010.4 hPa 4.0 km NW 24.1 km/h / 6.7 m/s 35.2 km/h / 9.8 m/s 0.8 mm Rain Rain
3:04 PM 13.0 °C - 11.0 °C 88% 1011.1 hPa 6.4 km NW 27.8 km/h / 7.7 m/s 35.2 km/h / 9.8 m/s 0.8 mm Rain Light Rain
3:21 PM 12.0 °C - 11.0 °C 94% 1011.4 hPa 4.0 km WNW 24.1 km/h / 6.7 m/s 40.7 km/h / 11.3 m/s 2.0 mm Rain Rain
3:34 PM 12.0 °C - 11.0 °C 94% 1011.4 hPa 4.8 km WNW 29.6 km/h / 8.2 m/s 37.0 km/h / 10.3 m/s 3.3 mm Rain Rain
3:54 PM 12.2 °C - 10.6 °C 90% 1012.3 hPa 6.4 km WNW 22.2 km/h / 6.2 m/s - 4.1 mm Rain Rain
4:00 PM 12.0 °C - 11.0 °C 94% 1012.8 hPa 2.8 km WNW 25.9 km/h / 7.2 m/s - 0.5 mm Rain Heavy Rain
4:17 PM 12.0 °C - 10.0 °C 88% 1012.4 hPa 4.8 km NW 14.8 km/h / 4.1 m/s - 1.8 mm Rain Rain
4:38 PM 11.0 °C - 11.0 °C 100% 1013.1 hPa 4.0 km NW 11.1 km/h / 3.1 m/s - 3.3 mm Rain Heavy Rain
4:54 PM 11.1 °C - 10.0 °C 93% 1012.7 hPa 8.0 km NW 9.3 km/h / 2.6 m/s - 4.3 mm Rain Rain
5:54 PM 11.1 °C - 10.0 °C 93% 1013.3 hPa 8.0 km Calm Calm - 3.3 mm Rain Rain
6:35 PM 11.0 °C - 10.0 °C 94% 1014.4 hPa 4.0 km SW 13.0 km/h / 3.6 m/s - 1.5 mm Rain Rain
6:41 PM 11.0 °C - 10.0 °C 94% 1014.8 hPa 4.8 km SW 14.8 km/h / 4.1 m/s - 1.8 mm Rain Rain
6:51 PM 11.0 °C - 9.0 °C 88% 1014.1 hPa 12.9 km West 13.0 km/h / 3.6 m/s - 1.8 mm Rain Light Rain
6:54 PM 10.6 °C - 9.4 °C 92% 1014.0 hPa 12.9 km West 9.3 km/h / 2.6 m/s - 2.0 mm Rain Light Rain
7:05 PM 11.0 °C - 9.0 °C 88% 1013.8 hPa 16.1 km WNW 9.3 km/h / 2.6 m/s - 0.0 mm Rain Light Rain
7:54 PM 10.6 °C - 9.4 °C 92% 1015.0 hPa 8.0 km SW 5.6 km/h / 1.5 m/s - 2.8 mm Rain Rain
8:06 PM 11.0 °C - 9.0 °C 88% 1015.1 hPa 8.0 km WSW 9.3 km/h / 2.6 m/s - 0.5 mm Rain Rain
8:12 PM 9.0 °C - 8.0 °C 93% 1014.8 hPa 9.7 km West 25.9 km/h / 7.2 m/s 31.5 km/h / 8.7 m/s 0.5 mm Rain Light Rain
8:19 PM 9.0 °C - 7.0 °C 87% 1015.1 hPa 9.7 km WNW 22.2 km/h / 6.2 m/s - 1.0 mm Rain Rain
8:27 PM 8.0 °C 4.3 °C 7.0 °C 93% 1016.1 hPa 12.9 km WNW 25.9 km/h / 7.2 m/s - 1.3 mm Rain Light Rain
8:45 PM 7.0 °C 2.7 °C 6.0 °C 93% 1016.1 hPa 8.0 km WNW 29.6 km/h / 8.2 m/s - 2.3 mm Rain Rain
8:54 PM 7.2 °C 3.3 °C 5.6 °C 90% 1016.4 hPa 12.9 km NW 25.9 km/h / 7.2 m/s - 2.3 mm Rain Light Rain
9:19 PM 7.0 °C 3.6 °C 6.0 °C 93% 1016.8 hPa 6.4 km NW 20.4 km/h / 5.7 m/s - 2.0 mm Rain Rain
9:54 PM 5.6 °C 0.9 °C 3.9 °C 89% 1017.6 hPa 16.1 km WNW 29.6 km/h / 8.2 m/s 38.9 km/h / 10.8 m/s 2.5 mm   Overcast
10:03 PM 5.0 °C 0.1 °C 3.0 °C 87% 1017.8 hPa 16.1 km WNW 29.6 km/h / 8.2 m/s 46.3 km/h / 12.9 m/s N/A   Overcast
10:54 PM 4.4 °C -0.3 °C 2.2 °C 86% 1018.0 hPa 16.1 km WNW 25.9 km/h / 7.2 m/s 33.3 km/h / 9.3 m/s 0.0 mm   Overcast
11:10 PM 4.0 °C -0.8 °C 2.0 °C 87% 1018.8 hPa 16.1 km NW 25.9 km/h / 7.2 m/s - N/A   Overcast