Weather History for Washington, MO

Change the Weather History Date:

Thursday, April 18, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 58 °F 58 °F  
Max Temperature 75 °F 68 °F 93 °F (2002)
Min Temperature 41 °F 48 °F 29 °F (1953)
Degree Days  
Heating Degree Days 7 8  
Month to date heating degree days 194  
Since 1 July heating degree days 4380  
Cooling Degree Days 0 1  
Month to date cooling degree days 18  
Year to date cooling degree days 25  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 84    
Maximum Humidity 100    
Minimum Humidity 65    
Precipitation  
Precipitation 0.60 in 0.12 in 2.48 in (2013)
Month to date precipitation 2.16  
Year to date precipitation 10.12  
Snow  
Snow 0.00 in 0.00 in 2.00 in (1901)
Month to date snowfall 0.3  
Since 1 July snowfall 17.6  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.65 in    
Wind  
Wind Speed 16 mph (SSW)    
Max Wind Speed 26 mph    
Max Gust Speed 36 mph    
Visibility 7 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Apr. 18, 2013 Rise Set
Actual Time 6:23 AM CDT 7:43 PM CDT
Civil Twilight 5:55 AM CDT 8:11 PM CDT
Nautical Twilight 5:22 AM CDT 8:44 PM CDT
Astronomical Twilight 4:47 AM CDT 9:19 PM CDT
Moon 12:36 PM CDT (4/18) 1:57 AM CDT (4/18)
Length of Visible Light 14h 15m
Length of Day
13h 20m
First Quarter, 52% of the Moon is Illuminated
Apr 18
First Quarter
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 75.2 °F - 64.4 °F 69% 29.63 in 10.0 mi South 23.0 mph 31.1 mph N/A   Scattered Clouds
12:35 AM 75.2 °F - 64.4 °F 69% 29.64 in 10.0 mi South 21.9 mph 31.1 mph N/A   Scattered Clouds
12:55 AM 75.2 °F - 64.4 °F 69% 29.64 in 10.0 mi South 20.7 mph 27.6 mph N/A   Scattered Clouds
1:15 AM 75.2 °F - 64.4 °F 69% 29.63 in 10.0 mi South 21.9 mph 31.1 mph N/A   Partly Cloudy
1:35 AM 75.2 °F - 64.4 °F 69% 29.62 in 10.0 mi South 21.9 mph 27.6 mph N/A   Partly Cloudy
1:55 AM 75.2 °F - 64.4 °F 69% 29.62 in 10.0 mi South 21.9 mph 27.6 mph N/A   Partly Cloudy
2:15 AM 75.2 °F - 64.4 °F 69% 29.62 in 10.0 mi South 18.4 mph 28.8 mph N/A   Mostly Cloudy
2:35 AM 75.2 °F - 64.4 °F 69% 29.61 in 10.0 mi South 16.1 mph 32.2 mph N/A   Mostly Cloudy
2:55 AM 75.2 °F - 64.4 °F 69% 29.58 in 10.0 mi South 17.3 mph 23.0 mph N/A   Mostly Cloudy
3:15 AM 75.2 °F - 64.4 °F 69% 29.56 in 10.0 mi South 17.3 mph 27.6 mph N/A   Scattered Clouds
3:35 AM 75.2 °F - 64.4 °F 69% 29.56 in 10.0 mi South 20.7 mph 25.3 mph N/A   Scattered Clouds
4:35 AM 75.2 °F - 64.4 °F 69% 29.55 in 10.0 mi South 24.2 mph 31.1 mph N/A   Mostly Cloudy
4:55 AM 75.2 °F - 64.4 °F 69% 29.56 in 10.0 mi South 25.3 mph 34.5 mph N/A   Mostly Cloudy
5:15 AM 75.2 °F - 64.4 °F 69% 29.54 in 10.0 mi South 26.5 mph 35.7 mph N/A   Mostly Cloudy
5:35 AM 75.2 °F - 66.2 °F 73% 29.55 in 10.0 mi South 20.7 mph 26.5 mph N/A   Mostly Cloudy
5:55 AM 64.4 °F - 62.6 °F 94% 29.63 in 8.0 mi WNW 17.3 mph 29.9 mph N/A Rain , Thunderstorm Light Rain
6:15 AM 62.6 °F - 62.6 °F 100% 29.64 in 1.5 mi WNW 9.2 mph 17.3 mph 0.18 in Rain , Thunderstorm Heavy Thunderstorms and Rain
6:35 AM 62.6 °F - 62.6 °F 100% 29.62 in 3.0 mi NW 4.6 mph - 0.32 in Rain , Thunderstorm Light Rain
6:55 AM 62.6 °F - 62.6 °F 100% 29.64 in 5.0 mi Calm Calm - 0.32 in Rain , Thunderstorm Light Rain
7:15 AM 62.6 °F - 62.6 °F 100% 29.65 in 3.0 mi SSE 4.6 mph - N/A Rain , Thunderstorm Light Rain
7:35 AM 62.6 °F - 62.6 °F 100% 29.63 in 5.0 mi SE 4.6 mph - N/A Rain , Thunderstorm Light Rain
7:55 AM 62.6 °F - 62.6 °F 100% 29.62 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
8:15 AM 62.6 °F - 62.6 °F 100% 29.62 in 4.0 mi ESE 3.5 mph - N/A Rain Light Rain
8:35 AM 62.6 °F - 62.6 °F 100% 29.63 in 2.5 mi SE 5.8 mph - N/A Rain Light Rain
8:55 AM 62.6 °F - 62.6 °F 100% 29.63 in 2.0 mi SE 8.1 mph - 0.01 in Rain Light Rain
9:15 AM 62.6 °F - 62.6 °F 100% 29.63 in 2.0 mi SE 8.1 mph - N/A Rain , Thunderstorm Light Rain
9:35 AM 62.6 °F - 62.6 °F 100% 29.61 in 2.5 mi ESE 8.1 mph - N/A Rain Light Rain
10:35 AM 62.6 °F - 62.6 °F 100% 29.62 in 2.0 mi SE 11.5 mph - 0.02 in Rain Light Rain
10:55 AM 62.6 °F - 62.6 °F 100% 29.61 in 1.5 mi SE 9.2 mph - 0.06 in Rain Light Rain
11:15 AM 62.6 °F - 62.6 °F 100% 29.62 in 1.5 mi SE 13.8 mph - 0.04 in Rain , Thunderstorm Rain
11:35 AM 62.6 °F - 62.6 °F 100% 29.59 in 1.2 mi SE 17.3 mph - 0.11 in Rain , Thunderstorm Rain
11:55 AM 62.6 °F - 62.6 °F 100% 29.56 in 3.0 mi ESE 20.7 mph - 0.14 in Rain Light Rain
12:15 PM 62.6 °F - 62.6 °F 100% 29.56 in 4.0 mi SE 18.4 mph 25.3 mph N/A Rain Light Rain
12:55 PM 62.6 °F - 62.6 °F 100% 29.58 in 7.0 mi SSE 18.4 mph 23.0 mph N/A Rain Light Rain
1:15 PM 62.6 °F - 62.6 °F 100% 29.57 in 10.0 mi SSE 15.0 mph - N/A Rain Light Rain
1:35 PM 64.4 °F - 64.4 °F 100% 29.57 in 3.0 mi SSW 11.5 mph 17.3 mph N/A Rain Light Rain
2:15 PM 53.6 °F - 53.6 °F 100% 29.63 in 4.0 mi WNW 13.8 mph 20.7 mph 0.01 in Rain Light Rain
2:35 PM 53.6 °F - 51.8 °F 94% 29.68 in 9.0 mi West 13.8 mph 18.4 mph 0.02 in Rain Light Rain
2:55 PM 50.0 °F - 48.2 °F 94% 29.68 in 4.0 mi West 11.5 mph 18.4 mph 0.03 in Rain Light Rain
3:15 PM 50.0 °F - 48.2 °F 94% 29.68 in 3.0 mi West 9.2 mph - 0.02 in Rain Light Rain
3:35 PM 48.2 °F - 46.4 °F 93% 29.67 in 5.0 mi West 9.2 mph 16.1 mph 0.04 in Rain Light Rain
3:55 PM 48.2 °F - 46.4 °F 93% 29.69 in 10.0 mi West 8.1 mph - 0.04 in   Overcast
4:15 PM 48.2 °F - 44.6 °F 87% 29.70 in 10.0 mi West 11.5 mph 17.3 mph N/A   Overcast
4:35 PM 46.4 °F 41.1 °F 41.0 °F 81% 29.71 in 10.0 mi West 11.5 mph 28.8 mph N/A   Overcast
4:55 PM 46.4 °F 41.1 °F 41.0 °F 81% 29.71 in 10.0 mi West 11.5 mph 21.9 mph N/A   Overcast
5:15 PM 46.4 °F 41.5 °F 41.0 °F 81% 29.73 in 10.0 mi West 10.4 mph 17.3 mph N/A   Overcast
5:35 PM 46.4 °F 41.5 °F 41.0 °F 81% 29.73 in 10.0 mi West 10.4 mph - N/A   Overcast
5:55 PM 46.4 °F 41.5 °F 39.2 °F 76% 29.74 in 10.0 mi West 10.4 mph 16.1 mph N/A   Overcast
6:15 PM 46.4 °F 41.5 °F 39.2 °F 76% 29.76 in 10.0 mi West 10.4 mph 18.4 mph N/A   Overcast
6:35 PM 46.4 °F 42.4 °F 39.2 °F 76% 29.77 in 10.0 mi West 8.1 mph - N/A   Overcast
6:55 PM 46.4 °F 43.5 °F 39.2 °F 76% 29.77 in 10.0 mi West 5.8 mph - N/A   Overcast
7:35 PM 46.4 °F 40.1 °F 35.6 °F 66% 29.78 in 10.0 mi West 15.0 mph 29.9 mph N/A   Overcast
8:15 PM 44.6 °F 37.8 °F 35.6 °F 71% 29.79 in 10.0 mi WNW 15.0 mph 20.7 mph N/A   Overcast
8:35 PM 44.6 °F 36.6 °F 33.8 °F 66% 29.78 in 10.0 mi WNW 19.6 mph 28.8 mph N/A   Overcast
10:35 PM 41.0 °F 31.9 °F 32.0 °F 70% 29.80 in 10.0 mi WNW 19.6 mph 28.8 mph N/A   Overcast
10:55 PM 41.0 °F 30.9 °F 30.2 °F 65% 29.80 in 10.0 mi WNW 24.2 mph 34.5 mph N/A   Overcast
11:15 PM 41.0 °F 31.6 °F 32.0 °F 70% 29.80 in 10.0 mi WNW 20.7 mph 29.9 mph N/A   Overcast
11:55 PM 41.0 °F 33.1 °F 32.0 °F 70% 29.80 in 10.0 mi WNW 15.0 mph 26.5 mph N/A   Overcast