Weather History for Washington, DC

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Week of August 11, 2013 through August 17, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 92 °F 84 °F 78 °F
Mean Temperature 83 °F 75 °F 70 °F
Min Temperature 74 °F 67 °F 60 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 18 10 5 72
Growing Degree Days (base 50) 32 25 20 176
Dew Point  
Dew Point 74 °F 59 °F 42 °F
Precipitation  
Precipitation 0.44 in 0.07 in 0.00 in 0.44 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 26 mph 7 mph 0 mph
Gust Wind 35 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.06 in 29.75 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Aug. 17, 2013 Rise Set
Actual Time 6:23 AM EDT 7:59 PM EDT
Civil Twilight 5:55 AM EDT 8:27 PM EDT
Nautical Twilight 5:21 AM EDT 9:01 PM EDT
Astronomical Twilight 4:45 AM EDT 9:37 PM EDT
Moon 5:12 PM EDT (8/17) 2:25 AM EDT (8/17)
Length of Visible Light 14h 32m
Length of Day
13h 35m
Waxing Gibbous, 84% of the Moon is Illuminated
Aug 17
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
11 86 80 74 69 67 64 82 67 51 30.13 30.08 30.02 10 10 10 13 5 16 0.00  
12 92 83 74 72 67 59 87 62 37 30.04 29.99 29.93 10 10 7 16 5 20 T Rain
13 89 80 71 74 69 63 87 66 45 29.91 29.81 29.75 10 8 1 26 8 35 0.44 Rain , Thunderstorm
14 78 70 62 66 50 46 79 59 38 30.11 29.99 29.83 10 10 10 26 13 32 0.00  
15 80 70 60 56 50 42 78 52 26 30.20 30.15 30.10 10 10 10 10 6 - 0.00  
16 81 72 62 59 54 49 78 57 35 30.21 30.17 30.15 10 10 10 10 3 14 0.00  
17 81 72 63 62 57 53 84 62 39 30.27 30.24 30.22 10 10 10 16 8 21 0.00