Weather History for Washington, MO

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Monday, April 22, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 55 °F 60 °F  
Max Temperature 73 °F 70 °F 91 °F (1925)
Min Temperature 37 °F 50 °F 31 °F (1936)
Degree Days  
Heating Degree Days 10 7  
Month to date heating degree days 224  
Since 1 July heating degree days 4410  
Cooling Degree Days 0 2  
Month to date cooling degree days 26  
Year to date cooling degree days 33  
Growing Degree Days 5 (Base 50)    
Moisture  
Dew Point 39 °F    
Average Humidity 54    
Maximum Humidity 100    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.13 in 4.15 in (1944)
Month to date precipitation 2.66  
Year to date precipitation 10.62  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.4  
Since 1 July snowfall 17.7  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 5 mph (SE)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 22, 2013 Rise Set
Actual Time 6:17 AM CDT 7:47 PM CDT
Civil Twilight 5:49 AM CDT 8:15 PM CDT
Nautical Twilight 5:16 AM CDT 8:49 PM CDT
Astronomical Twilight 4:40 AM CDT 9:24 PM CDT
Moon 4:38 PM CDT (4/22) 4:10 AM CDT (4/22)
Length of Visible Light 14h 25m
Length of Day
13h 29m
Waxing Gibbous, 88% of the Moon is Illuminated
Apr 22
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

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 48.2 °F - 41.0 °F 76% 30.26 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
12:35 AM 48.2 °F - 39.2 °F 71% 30.25 in 10.0 mi SE 3.5 mph - N/A   Clear
12:55 AM 50.0 °F - 37.4 °F 62% 30.25 in 10.0 mi SE 6.9 mph - N/A   Clear
1:15 AM 48.2 °F - 39.2 °F 71% 30.25 in 10.0 mi SE 3.5 mph - N/A   Clear
1:35 AM 48.2 °F - 37.4 °F 66% 30.24 in 10.0 mi ESE 3.5 mph - N/A   Clear
1:55 AM 50.0 °F - 37.4 °F 62% 30.24 in 10.0 mi ESE 5.8 mph - N/A   Clear
2:15 AM 48.2 °F - 37.4 °F 66% 30.24 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 42.8 °F - 39.2 °F 87% 30.23 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 42.8 °F - 39.2 °F 87% 30.23 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 42.8 °F - 39.2 °F 87% 30.23 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 42.8 °F - 39.2 °F 87% 30.23 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 42.8 °F - 39.2 °F 87% 30.22 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 41.0 °F - 37.4 °F 87% 30.22 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 41.0 °F - 39.2 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 39.2 °F - 39.2 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 39.2 °F - 37.4 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 39.2 °F - 37.4 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 37.4 °F - 35.6 °F 93% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 37.4 °F - 35.6 °F 93% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 37.4 °F - 37.4 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 39.2 °F - 37.4 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 39.2 °F - 37.4 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 41.0 °F - 39.2 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 46.4 °F 45.2 °F 41.0 °F 81% 30.21 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:15 AM 48.2 °F - 39.2 °F 71% 30.21 in 10.0 mi SSE 5.8 mph - N/A   Clear
8:35 AM 50.0 °F - 37.4 °F 62% 30.21 in 10.0 mi SSE 6.9 mph - N/A   Clear
8:55 AM 51.8 °F - 37.4 °F 58% 30.20 in 10.0 mi SE 6.9 mph - N/A   Clear
9:15 AM 53.6 °F - 37.4 °F 54% 30.20 in 10.0 mi SSE 9.2 mph - N/A   Clear
9:35 AM 55.4 °F - 37.4 °F 51% 30.18 in 10.0 mi SE 9.2 mph - N/A   Clear
9:55 AM 57.2 °F - 37.4 °F 48% 30.18 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:15 AM 59.0 °F - 37.4 °F 45% 30.18 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:35 AM 59.0 °F - 37.4 °F 45% 30.18 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:55 AM 62.6 °F - 37.4 °F 39% 30.18 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:15 AM 62.6 °F - 37.4 °F 39% 30.17 in 10.0 mi SSE 5.8 mph - N/A   Clear
11:35 AM 64.4 °F - 39.2 °F 40% 30.16 in 10.0 mi ESE 4.6 mph - N/A   Clear
11:55 AM 64.4 °F - 37.4 °F 37% 30.15 in 10.0 mi South 8.1 mph - N/A   Clear
12:15 PM 66.2 °F - 37.4 °F 35% 30.14 in 10.0 mi SE 8.1 mph - N/A   Clear
12:35 PM 66.2 °F - 35.6 °F 32% 30.13 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 66.2 °F - 35.6 °F 32% 30.12 in 10.0 mi SE 8.1 mph - N/A   Clear
1:15 PM 66.2 °F - 35.6 °F 32% 30.10 in 10.0 mi East 5.8 mph - N/A   Clear
1:35 PM 68.0 °F - 37.4 °F 33% 30.08 in 10.0 mi ESE 5.8 mph - N/A   Clear
1:55 PM 69.8 °F - 35.6 °F 28% 30.07 in 10.0 mi SSE 13.8 mph - N/A   Clear
2:15 PM 71.6 °F - 35.6 °F 27% 30.07 in 10.0 mi SE 8.1 mph - N/A   Clear
2:35 PM 71.6 °F - 32.0 °F 23% 30.05 in 10.0 mi SSE 12.7 mph 17.3 mph N/A   Clear
2:55 PM 71.6 °F - 32.0 °F 23% 30.04 in 10.0 mi SSE 12.7 mph - N/A   Clear
3:15 PM 71.6 °F - 35.6 °F 27% 30.03 in 10.0 mi SE 15.0 mph 19.6 mph N/A   Clear
3:35 PM 71.6 °F - 35.6 °F 27% 30.00 in 10.0 mi SE 16.1 mph 21.9 mph N/A   Clear
3:55 PM 73.4 °F - 37.4 °F 27% 30.00 in 10.0 mi SE 16.1 mph 21.9 mph N/A   Clear
4:15 PM 73.4 °F - 37.4 °F 27% 29.98 in 10.0 mi SE 15.0 mph 23.0 mph N/A   Clear
4:35 PM 71.6 °F - 39.2 °F 31% 29.97 in 10.0 mi ESE 15.0 mph 20.7 mph N/A   Clear
4:55 PM 73.4 °F - 39.2 °F 29% 29.96 in 10.0 mi SE 15.0 mph 19.6 mph N/A   Clear
5:15 PM 73.4 °F - 39.2 °F 29% 29.95 in 10.0 mi SE 15.0 mph 21.9 mph N/A   Clear
5:35 PM 73.4 °F - 39.2 °F 29% 29.96 in 10.0 mi SE 13.8 mph - N/A   Clear
5:55 PM 71.6 °F - 37.4 °F 29% 29.96 in 10.0 mi SSE 13.8 mph - N/A   Clear
6:15 PM 71.6 °F - 35.6 °F 27% 29.95 in 10.0 mi SSE 16.1 mph - N/A   Clear
6:35 PM 71.6 °F - 37.4 °F 29% 29.95 in 10.0 mi SSE 12.7 mph - N/A   Clear
6:55 PM 69.8 °F - 37.4 °F 31% 29.96 in 10.0 mi SSE 11.5 mph - N/A   Clear
7:15 PM 68.0 °F - 37.4 °F 33% 29.96 in 10.0 mi SE 9.2 mph - N/A   Clear
7:35 PM 68.0 °F - 41.0 °F 37% 29.96 in 10.0 mi SE 9.2 mph - N/A   Clear
7:55 PM 66.2 °F - 41.0 °F 40% 29.97 in 10.0 mi South 10.4 mph - N/A   Clear
8:15 PM 66.2 °F - 41.0 °F 40% 29.97 in 10.0 mi SSE 9.2 mph - N/A   Mostly Cloudy
8:35 PM 66.2 °F - 41.0 °F 40% 29.98 in 10.0 mi SSE 8.1 mph - N/A   Overcast
8:55 PM 66.2 °F - 44.6 °F 46% 29.98 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
9:15 PM 66.2 °F - 42.8 °F 43% 29.98 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
9:35 PM 64.4 °F - 44.6 °F 49% 29.99 in 10.0 mi SE 6.9 mph - N/A   Overcast
9:55 PM 64.4 °F - 44.6 °F 49% 30.00 in 10.0 mi SE 5.8 mph - N/A   Overcast
10:15 PM 62.6 °F - 46.4 °F 55% 29.99 in 10.0 mi SE 6.9 mph - N/A   Overcast
10:35 PM 62.6 °F - 46.4 °F 55% 30.00 in 10.0 mi SE 5.8 mph - N/A   Scattered Clouds
10:55 PM 64.4 °F - 44.6 °F 49% 30.00 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
11:15 PM 64.4 °F - 44.6 °F 49% 30.00 in 10.0 mi SE 5.8 mph - N/A   Overcast
11:35 PM 64.4 °F - 44.6 °F 49% 30.00 in 10.0 mi SE 5.8 mph - N/A   Overcast
11:55 PM 64.4 °F - 44.6 °F 49% 30.00 in 10.0 mi SE 5.8 mph - N/A   Overcast