Weather History for Washington, MO

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Friday, April 12, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 40 °F 56 °F  
Max Temperature 44 °F 66 °F 89 °F (1971)
Min Temperature 35 °F 46 °F 24 °F (1940)
Degree Days  
Heating Degree Days 26 10  
Month to date heating degree days 141  
Since 1 July heating degree days 4327  
Cooling Degree Days 0 1  
Month to date cooling degree days 12  
Year to date cooling degree days 19  
Moisture  
Dew Point 31 °F    
Average Humidity 69    
Maximum Humidity 87    
Minimum Humidity 61    
Precipitation  
Precipitation 0.00 in 0.11 in 2.00 in (1909)
Month to date precipitation 1.43  
Year to date precipitation 9.39  
Snow  
Snow 0.00 in 0.10 in 0.10 in (1957)
Month to date snowfall 0.3  
Since 1 July snowfall 17.6  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 12, 2013 Rise Set
Actual Time 6:31 AM CDT 7:38 PM CDT
Civil Twilight 6:04 AM CDT 8:05 PM CDT
Nautical Twilight 5:32 AM CDT 8:37 PM CDT
Astronomical Twilight 4:58 AM CDT 9:11 PM CDT
Moon 7:43 AM CDT (4/12) 10:07 PM CDT (4/12)
Length of Visible Light 14h 00m
Length of Day
13h 06m
Waxing Crescent, 5% of the Moon is Illuminated
Apr 12
Waxing Crescent
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 41.0 °F 37.1 °F 32.0 °F 70% 29.74 in 10.0 mi SW 5.8 mph - N/A   Overcast
12:35 AM 41.0 °F 36.4 °F 32.0 °F 70% 29.74 in 10.0 mi SW 6.9 mph - N/A   Overcast
12:55 AM 39.2 °F 35.0 °F 32.0 °F 75% 29.75 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
1:15 AM 39.2 °F 35.9 °F 32.0 °F 75% 29.74 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy
1:35 AM 39.2 °F 35.0 °F 32.0 °F 75% 29.74 in 10.0 mi SW 5.8 mph - N/A   Overcast
1:55 AM 39.2 °F 33.6 °F 32.0 °F 75% 29.74 in 10.0 mi SW 8.1 mph - N/A   Overcast
2:15 AM 39.2 °F 35.0 °F 32.0 °F 75% 29.74 in 10.0 mi WSW 5.8 mph - N/A   Overcast
2:35 AM 39.2 °F 35.0 °F 32.0 °F 75% 29.74 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
2:55 AM 39.2 °F 37.0 °F 32.0 °F 75% 29.74 in 10.0 mi West 3.5 mph - N/A   Overcast
3:15 AM 39.2 °F 37.0 °F 32.0 °F 75% 29.74 in 10.0 mi WSW 3.5 mph - N/A   Overcast
3:35 AM 37.4 °F 34.9 °F 32.0 °F 81% 29.74 in 10.0 mi WSW 3.5 mph - N/A   Overcast
3:55 AM 37.4 °F 34.9 °F 32.0 °F 81% 29.74 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
4:15 AM 37.4 °F 34.9 °F 32.0 °F 81% 29.75 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
4:55 AM 35.6 °F - 32.0 °F 87% 29.75 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 35.6 °F - 30.2 °F 81% 29.75 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:35 AM 35.6 °F 31.7 °F 30.2 °F 81% 29.76 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
5:55 AM 35.6 °F 30.7 °F 28.4 °F 75% 29.77 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
6:15 AM 35.6 °F 30.7 °F 28.4 °F 75% 29.77 in 10.0 mi West 5.8 mph - N/A   Clear
6:35 AM 35.6 °F 31.7 °F 28.4 °F 75% 29.78 in 10.0 mi West 4.6 mph - N/A   Clear
6:55 AM 35.6 °F 32.8 °F 28.4 °F 75% 29.79 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
7:15 AM 35.6 °F 30.7 °F 28.4 °F 75% 29.80 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
7:35 AM 37.4 °F 31.4 °F 28.4 °F 70% 29.80 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
7:55 AM 37.4 °F 32.1 °F 28.4 °F 70% 29.80 in 10.0 mi West 6.9 mph - N/A   Clear
8:15 AM 37.4 °F 31.4 °F 28.4 °F 70% 29.81 in 10.0 mi West 8.1 mph 16.1 mph N/A   Clear
8:35 AM 39.2 °F 32.0 °F 28.4 °F 65% 29.81 in 10.0 mi West 11.5 mph 23.0 mph N/A   Clear
8:55 AM 39.2 °F 32.5 °F 28.4 °F 65% 29.81 in 10.0 mi West 10.4 mph 20.7 mph N/A   Clear
9:15 AM 39.2 °F 31.2 °F 28.4 °F 65% 29.82 in 10.0 mi West 13.8 mph 21.9 mph N/A   Mostly Cloudy
9:55 AM 39.2 °F 30.5 °F 28.4 °F 65% 29.83 in 10.0 mi WNW 16.1 mph 21.9 mph N/A   Overcast
10:15 AM 39.2 °F 30.2 °F 28.4 °F 65% 29.84 in 10.0 mi WNW 17.3 mph 23.0 mph N/A   Overcast
10:35 AM 39.2 °F 30.2 °F 28.4 °F 65% 29.85 in 10.0 mi WNW 17.3 mph 25.3 mph N/A   Overcast
10:55 AM 39.2 °F 31.6 °F 28.4 °F 65% 29.87 in 10.0 mi West 12.7 mph 17.3 mph N/A   Overcast
11:15 AM 39.2 °F 32.0 °F 28.4 °F 65% 29.88 in 10.0 mi West 11.5 mph 21.9 mph N/A   Overcast
11:35 AM 39.2 °F 31.2 °F 28.4 °F 65% 29.88 in 10.0 mi West 13.8 mph 24.2 mph N/A   Overcast
11:55 AM 39.2 °F 32.5 °F 30.2 °F 70% 29.89 in 10.0 mi WNW 10.4 mph 18.4 mph N/A   Overcast
12:15 PM 39.2 °F 32.5 °F 28.4 °F 65% 29.89 in 10.0 mi WNW 10.4 mph 17.3 mph N/A   Overcast
12:35 PM 41.0 °F 33.9 °F 30.2 °F 65% 29.90 in 10.0 mi West 12.7 mph 18.4 mph N/A   Overcast
12:55 PM 41.0 °F 33.1 °F 28.4 °F 61% 29.90 in 10.0 mi West 15.0 mph 20.7 mph N/A   Overcast
1:15 PM 41.0 °F 35.2 °F 28.4 °F 61% 29.91 in 10.0 mi West 9.2 mph 17.3 mph N/A   Overcast
1:35 PM 41.0 °F 34.7 °F 28.4 °F 61% 29.91 in 10.0 mi West 10.4 mph 18.4 mph N/A   Overcast
1:55 PM 41.0 °F 34.7 °F 30.2 °F 65% 29.92 in 10.0 mi West 10.4 mph 18.4 mph N/A   Overcast
2:15 PM 41.0 °F 33.9 °F 30.2 °F 65% 29.93 in 10.0 mi WNW 12.7 mph 19.6 mph N/A   Overcast
2:35 PM 41.0 °F 34.7 °F 30.2 °F 65% 29.93 in 10.0 mi West 10.4 mph 19.6 mph N/A   Overcast
2:55 PM 42.8 °F 36.2 °F 30.2 °F 61% 29.93 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Overcast
3:15 PM 42.8 °F 37.0 °F 32.0 °F 66% 29.93 in 10.0 mi West 10.4 mph 18.4 mph N/A   Overcast
3:35 PM 42.8 °F 38.0 °F 32.0 °F 66% 29.94 in 10.0 mi West 8.1 mph 16.1 mph N/A   Overcast
3:55 PM 42.8 °F 36.6 °F 30.2 °F 61% 29.94 in 10.0 mi West 11.5 mph 17.3 mph N/A   Overcast
4:15 PM 42.8 °F 38.0 °F 32.0 °F 66% 29.94 in 10.0 mi West 8.1 mph - N/A   Overcast
4:35 PM 42.8 °F 37.5 °F 32.0 °F 66% 29.94 in 10.0 mi WNW 9.2 mph - N/A   Overcast
4:55 PM 42.8 °F 38.0 °F 32.0 °F 66% 29.94 in 10.0 mi West 8.1 mph 17.3 mph N/A   Overcast
5:15 PM 42.8 °F 37.5 °F 32.0 °F 66% 29.95 in 10.0 mi West 9.2 mph - N/A   Overcast
5:35 PM 42.8 °F 38.0 °F 32.0 °F 66% 29.95 in 10.0 mi West 8.1 mph - N/A   Overcast
5:55 PM 42.8 °F 38.6 °F 32.0 °F 66% 29.96 in 10.0 mi West 6.9 mph - N/A   Overcast
6:15 PM 44.6 °F 41.4 °F 32.0 °F 61% 29.96 in 10.0 mi West 5.8 mph - N/A   Overcast
6:35 PM 44.6 °F 38.8 °F 32.0 °F 61% 29.97 in 10.0 mi WNW 11.5 mph - N/A   Overcast
6:55 PM 44.6 °F 39.7 °F 32.0 °F 61% 29.97 in 10.0 mi NW 9.2 mph - N/A   Overcast
7:15 PM 44.6 °F 42.2 °F 32.0 °F 61% 29.97 in 10.0 mi West 4.6 mph - N/A   Overcast
7:35 PM 44.6 °F 43.1 °F 32.0 °F 61% 29.97 in 10.0 mi West 3.5 mph - N/A   Overcast
7:55 PM 42.8 °F - 32.0 °F 66% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
8:15 PM 42.8 °F - 32.0 °F 66% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
8:35 PM 42.8 °F 41.1 °F 32.0 °F 66% 29.98 in 10.0 mi West 3.5 mph - N/A   Overcast
8:55 PM 42.8 °F - 32.0 °F 66% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
9:15 PM 42.8 °F - 32.0 °F 66% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
9:35 PM 41.0 °F - 32.0 °F 70% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
9:55 PM 41.0 °F - 32.0 °F 70% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
10:15 PM 41.0 °F - 32.0 °F 70% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
10:35 PM 41.0 °F - 32.0 °F 70% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:55 PM 39.2 °F 37.0 °F 33.8 °F 81% 30.01 in 10.0 mi SE 3.5 mph - N/A   Scattered Clouds
11:15 PM 39.2 °F - 33.8 °F 81% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:35 PM 39.2 °F - 32.0 °F 75% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:55 PM 39.2 °F - 32.0 °F 75% 30.02 in 10.0 mi Calm Calm - N/A   Overcast