Weather History for Washington, DC

Tuesday, September 25, 2012 — View Current Weather Conditions
Tuesday, September 25, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 65 °F 67 °F  
Max Temperature 76 °F 76 °F 95 °F (1930)
Min Temperature 53 °F 59 °F 39 °F (1963)
Degree Days
Heating Degree Days 0 2  
Month to date heating degree days 4 11  
Since 1 July heating degree days 4 11  
Cooling Degree Days 0 4  
Month to date cooling degree days 199 186  
Year to date cooling degree days 1900 1497  
Growing Degree Days 14 (Base 50)    
Moisture
Dew Point 49 °F    
Average Humidity 57    
Maximum Humidity 77    
Minimum Humidity 36    
Precipitation
Precipitation 0.00 in 0.14 in 3.46 in (1975)
Month to date precipitation 3.51 3.08  
Year to date precipitation 22.22 29.48  
Snow
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure
Sea Level Pressure 30.17 in    
Wind
Wind Speed 10 mph (SSW)    
Max Wind Speed 20 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
Sep. 25, 2012 Rise Set
Actual Time 6:59 AM EDT 6:59 PM EDT
Civil Twilight 6:32 AM EDT 7:26 PM EDT
Nautical Twilight 6:01 AM EDT 7:57 PM EDT
Astronomical Twilight 5:29 AM EDT 8:28 PM EDT
Moon 4:21 PM EDT (9/25) 2:20 AM EDT (9/25)
Length Of Visible Light 12h 53m
Length of Day
12h 00m
Waxing Gibbous, 80% of the Moon is Illuminated
Sep 25
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
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Hourly Weather History & Observations
Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 57.0 °F 46.0 °F 67% 30.18 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
1:52 AM 55.4 °F 46.4 °F 72% 30.18 in 10.0 mi SW 5.8 mph - N/A   Scattered Clouds
2:52 AM 54.0 °F 46.0 °F 75% 30.18 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
3:52 AM 54.0 °F 45.0 °F 72% 30.17 in 10.0 mi SW 3.5 mph - N/A   Partly Cloudy
4:52 AM 54.0 °F 45.0 °F 72% 30.17 in 10.0 mi SSW 5.8 mph - N/A   Clear
5:52 AM 54.0 °F 46.9 °F 77% 30.20 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
6:52 AM 55.0 °F 48.0 °F 77% 30.21 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
7:52 AM 55.9 °F 48.0 °F 75% 30.21 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:52 AM 59.0 °F 48.0 °F 67% 30.22 in 10.0 mi SSW 8.1 mph - N/A   Clear
9:52 AM 64.0 °F 48.9 °F 58% 30.22 in 10.0 mi SSW 10.4 mph - N/A   Clear
10:52 AM 66.0 °F 48.9 °F 54% 30.21 in 10.0 mi South 12.7 mph - N/A   Clear
11:52 AM 70.0 °F 48.0 °F 46% 30.21 in 10.0 mi SW 12.7 mph - N/A   Clear
12:52 PM 71.1 °F 48.9 °F 45% 30.19 in 10.0 mi SW 11.5 mph - N/A   Clear
1:52 PM 73.0 °F 51.1 °F 46% 30.17 in 10.0 mi South 10.4 mph - N/A   Partly Cloudy
2:52 PM 75.2 °F 48.2 °F 38% 30.16 in 10.0 mi South 13.8 mph - N/A   Scattered Clouds
3:52 PM 75.9 °F 46.9 °F 36% 30.14 in 10.0 mi SSW 13.8 mph 19.6 mph N/A   Scattered Clouds
4:52 PM 75.9 °F 48.0 °F 37% 30.13 in 10.0 mi SSW 12.7 mph - N/A   Scattered Clouds
5:52 PM 75.0 °F 48.0 °F 38% 30.14 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
6:52 PM 73.0 °F 48.9 °F 42% 30.14 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
7:52 PM 71.1 °F 52.0 °F 51% 30.09 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
8:52 PM 69.1 °F 54.0 °F 58% 30.10 in 10.0 mi South 12.7 mph - N/A   Scattered Clouds
9:52 PM 69.8 °F 53.6 °F 56% 30.12 in 10.0 mi SSW 12.7 mph - N/A   Scattered Clouds
10:52 PM 69.1 °F 54.0 °F 58% 30.14 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
11:52 PM 69.1 °F 54.0 °F 58% 30.13 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
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