Weather History for St. Louis, MO

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Friday, January 25, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F 32 °F  
Max Temperature 45 °F 40 °F 75 °F (1950)
Min Temperature 27 °F 24 °F -7 °F (1940)
Degree Days  
Heating Degree Days 29 33  
Month to date heating degree days 772 833  
Since 1 July heating degree days 2371 2598  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 14 °F    
Average Humidity 43    
Maximum Humidity 52    
Minimum Humidity 33    
Precipitation  
Precipitation T in 0.08 in 0.97 in (1950)
Month to date precipitation 1.29 1.96  
Year to date precipitation 1.29 1.96  
Snow  
Snow T in 0.20 in 7.50 in (1978)
Month to date snowfall 0.8 4.5  
Since 1 July snowfall 2.9 9.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 16 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 25, 2013 Rise Set
Actual Time 7:12 AM CST 5:15 PM CST
Civil Twilight 6:44 AM CST 5:43 PM CST
Nautical Twilight 6:12 AM CST 6:16 PM CST
Astronomical Twilight 5:40 AM CST 6:47 PM CST
Moon 4:12 PM CST (1/25) 5:52 AM CST (1/25)
Length of Visible Light 10h 59m
Length of Day
10h 02m
Waxing Gibbous, 98% of the Moon is Illuminated
Jan 25
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 28.0 °F 19.3 °F 8.1 °F 43% 30.29 in 10.0 mi East 9.2 mph - 0.00 in Snow Light Snow
1:51 AM 28.0 °F 18.6 °F 8.1 °F 43% 30.22 in 10.0 mi SE 10.4 mph - 0.00 in   Overcast
2:51 AM 28.0 °F 22.8 °F 7.0 °F 41% 30.22 in 10.0 mi SE 4.6 mph - N/A   Overcast
3:51 AM 28.0 °F - 7.0 °F 41% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
4:31 AM 28.4 °F 20.4 °F 6.8 °F 40% 30.15 in 10.0 mi SE 8.1 mph - N/A   Overcast
4:51 AM 28.0 °F 24.2 °F 7.0 °F 41% 30.20 in 10.0 mi South 3.5 mph - N/A   Overcast
5:45 AM 28.4 °F - 8.6 °F 43% 30.14 in 10.0 mi Calm Calm - 0.00 in   Overcast
5:51 AM 28.9 °F 25.2 °F 9.0 °F 43% 30.17 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
6:51 AM 28.0 °F - 10.9 °F 49% 30.18 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:32 AM 28.4 °F - 12.2 °F 51% 30.15 in 10.0 mi Calm Calm - N/A   Overcast
7:51 AM 28.9 °F - 12.9 °F 51% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
8:51 AM 30.9 °F 25.2 °F 14.0 °F 50% 30.21 in 10.0 mi West 5.8 mph - N/A   Overcast
9:51 AM 33.1 °F 23.9 °F 15.1 °F 48% 30.21 in 10.0 mi West 12.7 mph - N/A   Overcast
10:05 AM 33.8 °F 25.8 °F 15.8 °F 48% 30.18 in 10.0 mi West 10.4 mph - N/A   Overcast
10:34 AM 35.6 °F 27.5 °F 15.8 °F 44% 30.17 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
10:51 AM 36.0 °F 27.5 °F 16.0 °F 44% 30.20 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
10:58 AM 35.6 °F 27.1 °F 15.8 °F 44% 30.17 in 10.0 mi WNW 12.7 mph - N/A   Mostly Cloudy
11:23 AM 37.4 °F 29.8 °F 15.8 °F 41% 30.16 in 10.0 mi NW 11.5 mph 18.4 mph N/A   Scattered Clouds
11:51 AM 37.9 °F 29.6 °F 17.1 °F 43% 30.17 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
12:51 PM 39.9 °F 32.9 °F 18.0 °F 41% 30.16 in 10.0 mi WNW 11.5 mph - N/A   Partly Cloudy
1:51 PM 42.1 °F 36.6 °F 18.0 °F 38% 30.15 in 10.0 mi WNW 9.2 mph 19.6 mph N/A   Scattered Clouds
2:51 PM 43.0 °F 36.0 °F 19.0 °F 38% 30.14 in 10.0 mi West 13.8 mph 19.6 mph N/A   Scattered Clouds
3:51 PM 44.1 °F 37.4 °F 18.0 °F 35% 30.14 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
4:51 PM 41.0 °F 34.7 °F 18.0 °F 40% 30.16 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
5:51 PM 39.0 °F 33.4 °F 18.0 °F 43% 30.18 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
6:51 PM 39.0 °F 31.8 °F 17.1 °F 41% 30.19 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
7:51 PM 37.9 °F 32.7 °F 17.1 °F 43% 30.19 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
9:51 PM 37.0 °F 29.3 °F 18.0 °F 46% 30.22 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
10:51 PM 36.0 °F 29.0 °F 19.0 °F 50% 30.25 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
11:51 PM 35.6 °F 31.7 °F 19.4 °F 52% 30.23 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy