Weather History for Washington, DC

Change the Weather History Date:

Friday, May 9, 2008

  Actual Average Record
Temperature  
Mean Temperature 61 °F 64 °F  
Max Temperature 66 °F 74 °F 96 °F (1963)
Min Temperature 55 °F 54 °F 34 °F (1947)
Degree Days  
Heating Degree Days 4 3  
Month to date heating degree days 11 36  
Since 1 July heating degree days 3407 3982  
Cooling Degree Days 0 2  
Month to date cooling degree days 21 16  
Year to date cooling degree days 50 42  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 82    
Maximum Humidity 100    
Minimum Humidity 64    
Precipitation  
Precipitation 2.22 in 0.12 in 2.22 in (2008)
Month to date precipitation 3.58 1.08  
Year to date precipitation 16.84 13.05  
Snow  
Snow 0.00 in 0.00 in T in (1923)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 4.9 15.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.63 in    
Wind  
Wind Speed 10 mph (North)    
Max Wind Speed 22 mph    
Max Gust Speed 28 mph    
Visibility 4 miles    
Events Fog , 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

May. 09, 2008 Rise Set
Actual Time 6:01 AM EDT 8:08 PM EDT
Civil Twilight 5:31 AM EDT 8:38 PM EDT
Nautical Twilight 4:55 AM EDT 9:14 PM EDT
Astronomical Twilight 4:16 AM EDT 9:53 PM EDT
Moon 9:39 AM EDT (5/9) 12:19 AM EDT (5/9)
Length of Visible Light 15h 06m
Length of Day
14h 07m
Waxing Crescent, 24% of the Moon is Illuminated
May 9
Waxing Crescent
May 11
First Quarter
May 19
Full
May 27
Last Quarter
Jun 3
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 66.2 °F 62.6 °F 88% 29.72 in 4.0 mi North 11.5 mph - 0.03 in Rain , Thunderstorm Light Thunderstorms and Rain
12:06 AM 66.2 °F 64.4 °F 94% 29.74 in 1.2 mi Variable 5.8 mph - 0.05 in Rain , Thunderstorm Thunderstorms and Rain
12:10 AM 66.2 °F 64.4 °F 94% 29.74 in 0.5 mi Variable 3.5 mph - 0.15 in Fog , Rain , Thunderstorm Heavy Thunderstorms and Rain
12:15 AM 66.2 °F 64.4 °F 94% 29.74 in 0.5 mi Calm Calm - 0.40 in Fog , Rain , Thunderstorm Heavy Thunderstorms and Rain
12:21 AM 66.2 °F 64.4 °F 94% 29.73 in 2.0 mi NNW 8.1 mph - 0.50 in Rain , Thunderstorm Thunderstorms and Rain
12:34 AM 64.4 °F 62.6 °F 94% 29.73 in 0.8 mi North 13.8 mph - 0.54 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:41 AM 64.4 °F 62.6 °F 94% 29.73 in 1.5 mi NNE 13.8 mph - 0.69 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:52 AM 63.0 °F 61.0 °F 93% 29.73 in 1.2 mi North 11.5 mph - 0.81 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:59 AM 62.6 °F 62.6 °F 100% 29.72 in 0.8 mi North 10.4 mph - 0.15 in Rain , Thunderstorm Heavy Thunderstorms and Rain
1:11 AM 62.6 °F 60.8 °F 94% 29.71 in 1.2 mi North 16.1 mph - 0.70 in Rain , Thunderstorm Heavy Thunderstorms and Rain
1:20 AM 62.6 °F 60.8 °F 94% 29.71 in 2.5 mi Variable 4.6 mph 21.9 mph 0.79 in Rain , Thunderstorm Heavy Thunderstorms and Rain
1:31 AM 62.6 °F 60.8 °F 94% 29.71 in 3.0 mi NE 8.1 mph - 0.85 in Rain , Thunderstorm Heavy Thunderstorms and Rain
1:45 AM 62.6 °F 60.8 °F 94% 29.69 in 3.0 mi NE 12.7 mph - 0.93 in Rain Rain
1:52 AM 63.0 °F 61.0 °F 93% 29.68 in 3.0 mi NE 12.7 mph - 0.97 in Rain Rain
1:56 AM 62.6 °F 60.8 °F 94% 29.68 in 1.5 mi ENE 13.8 mph - 0.03 in Rain Heavy Rain
2:05 AM 62.6 °F 62.6 °F 100% 29.68 in 2.5 mi ENE 10.4 mph - 0.17 in Rain Rain
2:18 AM 62.6 °F 62.6 °F 100% 29.67 in 4.0 mi ENE 6.9 mph - 0.20 in Rain Light Rain
2:30 AM 64.4 °F 62.6 °F 94% 29.66 in 5.0 mi ESE 4.6 mph - 0.21 in Rain Light Rain
2:52 AM 64.0 °F 62.1 °F 93% 29.65 in 7.0 mi NE 8.1 mph - 0.23 in Rain Light Rain
3:24 AM 64.4 °F 62.6 °F 94% 29.62 in 3.0 mi ENE 9.2 mph - 0.11 in Rain Rain
3:39 AM 64.4 °F 62.6 °F 94% 29.60 in 5.0 mi ENE 11.5 mph - 0.13 in Rain Light Rain
3:52 AM 64.0 °F 63.0 °F 96% 29.60 in 5.0 mi ENE 6.9 mph - 0.14 in Rain Light Rain
4:42 AM 64.4 °F 62.6 °F 94% 29.60 in 4.0 mi Calm Calm - 0.03 in Rain Light Rain
4:52 AM 64.9 °F 63.0 °F 93% 29.60 in 4.0 mi Calm Calm - 0.04 in Rain Light Rain
5:14 AM 64.4 °F 62.6 °F 94% 29.60 in 5.0 mi South 3.5 mph - 0.02 in Rain Light Rain
5:52 AM 64.9 °F 63.0 °F 93% 29.59 in 8.0 mi SSW 4.6 mph - 0.05 in Rain Light Rain
6:10 AM 64.4 °F 62.6 °F 94% 29.59 in 8.0 mi Calm Calm - 0.01 in Rain Light Rain
6:15 AM 64.4 °F 62.6 °F 94% 29.59 in 5.0 mi SSW 3.5 mph - 0.02 in Rain Light Rain
6:24 AM 64.4 °F 62.6 °F 94% 29.58 in 4.0 mi Calm Calm - 0.05 in Rain Rain
6:27 AM 64.4 °F 62.6 °F 94% 29.58 in 4.0 mi Calm Calm - 0.06 in Rain Rain
6:43 AM 64.4 °F 62.6 °F 94% 29.58 in 5.0 mi Calm Calm - 0.10 in Rain Rain
6:52 AM 64.9 °F 63.0 °F 93% 29.57 in 4.0 mi South 3.5 mph - 0.13 in Rain Rain
7:11 AM 64.4 °F 62.6 °F 94% 29.57 in 2.5 mi Calm Calm - 0.09 in Rain Rain
7:23 AM 64.4 °F 62.6 °F 94% 29.56 in 3.0 mi Calm Calm - 0.13 in Rain Rain
7:45 AM 64.4 °F 62.6 °F 94% 29.55 in 7.0 mi Calm Calm - 0.17 in Rain Light Rain
7:52 AM 66.0 °F 64.0 °F 93% 29.55 in 9.0 mi Calm Calm - 0.17 in Rain Light Rain
8:26 AM 66.2 °F 64.4 °F 94% 29.54 in 1.5 mi North 3.5 mph - 0.00 in Rain Rain
8:52 AM 64.9 °F 64.0 °F 97% 29.53 in 2.0 mi NNE 4.6 mph - 0.21 in Rain Rain
9:06 AM 66.2 °F 64.4 °F 94% 29.52 in 3.0 mi North 4.6 mph - 0.02 in Rain Light Rain
9:29 AM 66.2 °F 64.4 °F 94% 29.52 in 2.0 mi NNW 6.9 mph - 0.03 in Rain Light Rain
9:35 AM 64.4 °F 64.4 °F 100% 29.52 in 1.2 mi North 6.9 mph - 0.05 in Rain Heavy Rain
9:52 AM 64.9 °F 64.0 °F 97% 29.52 in 2.0 mi NNE 3.5 mph - 0.10 in Rain Light Rain
10:06 AM 64.4 °F 64.4 °F 100% 29.51 in 2.5 mi North 8.1 mph - 0.04 in Rain Rain
10:27 AM 66.2 °F 64.4 °F 94% 29.52 in 2.0 mi NNE 8.1 mph - 0.06 in Rain Light Rain
10:52 AM 64.9 °F 62.1 °F 90% 29.52 in 2.5 mi NNE 8.1 mph - 0.09 in Rain Light Rain
11:20 AM 64.4 °F 62.6 °F 94% 29.52 in 1.2 mi North 5.8 mph - 0.03 in Rain Rain
11:41 AM 64.4 °F 62.6 °F 94% 29.53 in 2.0 mi NNW 11.5 mph - 0.11 in Rain Light Rain
11:52 AM 64.0 °F 62.1 °F 93% 29.54 in 2.0 mi North 18.4 mph 23.0 mph 0.12 in Rain Light Rain
12:03 PM 62.6 °F 59.0 °F 88% 29.56 in 1.5 mi North 18.4 mph - 0.02 in Rain Rain
12:41 PM 60.8 °F 57.2 °F 88% 29.57 in 2.5 mi North 15.0 mph - 0.07 in Rain Light Rain
12:52 PM 60.1 °F 57.0 °F 90% 29.58 in 4.0 mi NNW 15.0 mph - 0.09 in Rain Light Rain
1:09 PM 59.0 °F 55.4 °F 88% 29.59 in 2.5 mi NNW 17.3 mph - 0.00 in Rain Light Rain
1:27 PM 59.0 °F 55.4 °F 88% 29.59 in 1.5 mi NNW 16.1 mph 21.9 mph N/A   Light Drizzle
1:42 PM 59.0 °F 55.4 °F 88% 29.60 in 2.0 mi NNW 17.3 mph 21.9 mph 0.03 in   Light Drizzle
1:52 PM 59.0 °F 55.0 °F 87% 29.60 in 2.5 mi NNW 16.1 mph - 0.03 in   Light Drizzle
1:59 PM 59.0 °F 55.4 °F 88% 29.60 in 2.5 mi NNW 16.1 mph - 0.00 in   Light Drizzle
2:25 PM 59.0 °F 55.4 °F 88% 29.61 in 5.0 mi NNW 13.8 mph - 0.00 in   Light Drizzle
2:52 PM 59.0 °F 54.0 °F 83% 29.62 in 10.0 mi NNW 15.0 mph 20.7 mph 0.00 in   Overcast
3:52 PM 59.0 °F 52.0 °F 78% 29.62 in 10.0 mi North 18.4 mph - N/A   Overcast
4:52 PM 60.1 °F 52.0 °F 75% 29.65 in 10.0 mi North 15.0 mph - N/A   Overcast
5:52 PM 59.0 °F 51.1 °F 75% 29.67 in 10.0 mi North 15.0 mph - N/A   Overcast
6:52 PM 60.1 °F 48.9 °F 67% 29.70 in 10.0 mi North 19.6 mph 25.3 mph N/A   Overcast
7:52 PM 59.0 °F 50.0 °F 72% 29.71 in 10.0 mi North 10.4 mph - N/A   Overcast
8:52 PM 59.0 °F 51.1 °F 75% 29.73 in 10.0 mi NNE 12.7 mph - N/A   Overcast
9:30 PM 57.2 °F 50.0 °F 77% 29.74 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
9:52 PM 57.0 °F 50.0 °F 77% 29.74 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
10:25 PM 57.2 °F 50.0 °F 77% 29.73 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
10:52 PM 57.0 °F 50.0 °F 77% 29.73 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
11:52 PM 55.9 °F 50.0 °F 80% 29.74 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy