Weather History for Washington, MO

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Friday, January 4, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 28 °F 32 °F  
Max Temperature 39 °F 40 °F 72 °F (1997)
Min Temperature 17 °F 24 °F -9 °F (1879)
Degree Days  
Heating Degree Days 37 33  
Month to date heating degree days 132  
Since 1 July heating degree days 1897  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 21 °F    
Average Humidity 74    
Maximum Humidity 100    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.09 in 2.20 in (2004)
Month to date precipitation 0.36  
Year to date precipitation 0.36  
Snow  
Snow 0.00 in 0.20 in 4.40 in (1977)
Month to date snowfall 0.7  
Since 1 July snowfall 5.8  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.37 in    
Wind  
Wind Speed 1 mph (WSW)    
Max Wind Speed 9 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 04, 2013 Rise Set
Actual Time 7:22 AM CST 4:56 PM CST
Civil Twilight 6:52 AM CST 5:25 PM CST
Nautical Twilight 6:19 AM CST 5:59 PM CST
Astronomical Twilight 5:47 AM CST 6:31 PM CST
Moon No Moon Rise 11:10 AM CST (1/4)
Length of Visible Light 10h 33m
Length of Day
9h 34m
Waning Gibbous, 55% of the Moon is Illuminated
Jan 4
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 28.4 °F - 23.0 °F 80% 30.38 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:35 AM 28.4 °F - 23.0 °F 80% 30.39 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 24.8 °F - 21.2 °F 86% 30.39 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 26.6 °F - 23.0 °F 86% 30.39 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:35 AM 26.6 °F - 23.0 °F 86% 30.38 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:55 AM 24.8 °F - 21.2 °F 86% 30.38 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:15 AM 23.0 °F - 19.4 °F 86% 30.39 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:35 AM 23.0 °F - 19.4 °F 86% 30.39 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:55 AM 21.2 °F - 19.4 °F 93% 30.40 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:15 AM 21.2 °F - 19.4 °F 93% 30.40 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:55 AM 24.8 °F - 21.2 °F 86% 30.40 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:15 AM 24.8 °F - 21.2 °F 86% 30.40 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:35 AM 23.0 °F - 19.4 °F 86% 30.40 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:15 AM 19.4 °F - 19.4 °F 100% 30.41 in 7.0 mi Calm Calm - N/A   Scattered Clouds
7:35 AM 17.6 °F - 17.6 °F 100% 30.42 in 5.0 mi Calm Calm - N/A   Clear
7:55 AM 17.6 °F - 17.6 °F 100% 30.42 in 5.0 mi Calm Calm - N/A   Clear
8:15 AM 17.6 °F - 17.6 °F 100% 30.42 in 5.0 mi Calm Calm - N/A   Clear
8:35 AM 19.4 °F - 19.4 °F 100% 30.43 in 5.0 mi Calm Calm - N/A   Clear
8:55 AM 21.2 °F - 19.4 °F 93% 30.43 in 6.0 mi Calm Calm - N/A   Clear
9:15 AM 23.0 °F - 19.4 °F 86% 30.44 in 7.0 mi Calm Calm - N/A   Clear
9:35 AM 24.8 °F - 21.2 °F 86% 30.44 in 8.0 mi Calm Calm - N/A   Clear
9:55 AM 26.6 °F - 23.0 °F 86% 30.44 in 9.0 mi Calm Calm - N/A   Clear
10:15 AM 28.4 °F - 23.0 °F 80% 30.43 in 10.0 mi Calm Calm - N/A   Clear
10:35 AM 32.0 °F - 23.0 °F 69% 30.43 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 32.0 °F 25.6 °F 23.0 °F 69% 30.42 in 10.0 mi WSW 6.9 mph - N/A   Clear
11:15 AM 33.8 °F 27.7 °F 23.0 °F 65% 30.42 in 10.0 mi WSW 6.9 mph - N/A   Clear
11:35 AM 35.6 °F 29.2 °F 21.2 °F 56% 30.41 in 10.0 mi West 8.1 mph - N/A   Clear
11:55 AM 35.6 °F 29.2 °F 21.2 °F 56% 30.40 in 10.0 mi West 8.1 mph - N/A   Clear
12:15 PM 35.6 °F 29.9 °F 21.2 °F 56% 30.39 in 10.0 mi West 6.9 mph - N/A   Clear
12:35 PM 35.6 °F 28.6 °F 21.2 °F 56% 30.38 in 10.0 mi WSW 9.2 mph - N/A   Clear
12:55 PM 37.4 °F 32.1 °F 19.4 °F 48% 30.37 in 10.0 mi West 6.9 mph - N/A   Clear
1:15 PM 37.4 °F 31.4 °F 19.4 °F 48% 30.37 in 10.0 mi WSW 8.1 mph - N/A   Clear
1:35 PM 37.4 °F 31.4 °F 19.4 °F 48% 30.37 in 10.0 mi WSW 8.1 mph - N/A   Clear
1:55 PM 37.4 °F 32.1 °F 19.4 °F 48% 30.36 in 10.0 mi West 6.9 mph 16.1 mph N/A   Clear
2:15 PM 39.2 °F 35.0 °F 19.4 °F 45% 30.36 in 10.0 mi West 5.8 mph - N/A   Clear
2:35 PM 39.2 °F 35.9 °F 19.4 °F 45% 30.35 in 10.0 mi West 4.6 mph - N/A   Clear
2:55 PM 39.2 °F 35.0 °F 21.2 °F 49% 30.35 in 10.0 mi WSW 5.8 mph - N/A   Clear
3:15 PM 39.2 °F 35.0 °F 19.4 °F 45% 30.34 in 10.0 mi WSW 5.8 mph - N/A   Clear
3:35 PM 39.2 °F 35.0 °F 19.4 °F 45% 30.34 in 10.0 mi WSW 5.8 mph - N/A   Clear
3:55 PM 39.2 °F 35.0 °F 21.2 °F 49% 30.34 in 10.0 mi SW 5.8 mph - N/A   Clear
4:15 PM 39.2 °F 35.9 °F 21.2 °F 49% 30.33 in 10.0 mi WSW 4.6 mph - N/A   Clear
4:35 PM 39.2 °F 35.0 °F 19.4 °F 45% 30.33 in 10.0 mi SW 5.8 mph - N/A   Clear
4:55 PM 37.4 °F - 19.4 °F 48% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:15 PM 35.6 °F - 21.2 °F 56% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:35 PM 35.6 °F - 21.2 °F 56% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 35.6 °F - 21.2 °F 56% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:15 PM 33.8 °F 30.8 °F 21.2 °F 60% 30.32 in 10.0 mi SE 3.5 mph - N/A   Clear
6:35 PM 33.8 °F - 21.2 °F 60% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:55 PM 33.8 °F - 19.4 °F 56% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:15 PM 35.6 °F - 19.4 °F 52% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:35 PM 32.0 °F - 21.2 °F 64% 30.32 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 30.2 °F - 23.0 °F 75% 30.32 in 10.0 mi Calm Calm - N/A   Clear
8:15 PM 26.6 °F - 21.2 °F 80% 30.32 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 24.8 °F - 21.2 °F 86% 30.32 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 26.6 °F - 21.2 °F 80% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 24.8 °F - 23.0 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 23.0 °F - 21.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 23.0 °F - 23.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 23.0 °F - 21.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 23.0 °F - 21.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 23.0 °F - 21.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 23.0 °F - 21.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 23.0 °F - 21.2 °F 93% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 23.0 °F - 21.2 °F 93% 30.31 in 10.0 mi Calm Calm - N/A   Clear