Arlington, VA

6:34 AM EST on January 16, 2017 (GMT -0500)
Ronald Reagan Washington National

Weather History for KDCA - May, 2008

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Week of May 25, 2008 through May 31, 2008

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 81 °F 73 °F
Mean Temperature 78 °F 71 °F 65 °F
Min Temperature 69 °F 60 °F 53 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 13 6 0 39
Growing Degree Days (base 50) 28 21 15 144
Dew Point  
Dew Point 70 °F 55 °F 36 °F
Precipitation  
Precipitation 1.45 in 0.29 in 0.00 in 1.45 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 33 mph 9 mph 0 mph
Gust Wind 45 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.03 in 29.75 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

May. 26, 2008 Rise Set
Actual Time 5:47 AM EDT 8:23 PM EDT
Civil Twilight 5:16 AM EDT 8:54 PM EDT
Nautical Twilight 4:38 AM EDT 9:33 PM EDT
Astronomical Twilight 3:54 AM EDT 10:16 PM EDT
Moon 12:53 AM EDT (5/26) 11:19 AM EDT (5/26)
Length of Visible Light 15h 37m
Length of Day
14h 36m
Waning Gibbous, 65% of the Moon is Illuminated
May 26
Waning Gibbous
May 27
Last Quarter
Jun 3
New
Jun 10
First Quarter
Jun 18
Full

Daily Weather History & Observations

2008 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
25 78 67 56 51 45 40 67 48 29 30.17 30.10 30.05 10 10 10 15 7 18 0.00  
26 85 72 59 61 55 47 75 58 40 30.07 29.97 29.86 10 10 10 20 12 25 0.00  
27 83 76 69 68 64 60 79 70 60 29.96 29.91 29.88 10 10 8 23 8 26 T Rain
28 73 65 57 64 45 36 73 50 27 30.27 30.18 29.98 10 10 10 29 11 35 T Rain
29 77 65 53 54 49 44 83 59 35 30.25 30.18 30.10 10 10 10 14 8 23 0.00  
30 82 71 59 64 59 52 80 66 51 30.16 30.07 29.98 10 10 10 16 9 18 0.00  
31 87 78 69 70 67 63 93 74 55 29.96 29.82 29.75 10 7 0 33 10 45 1.45 Fog , Rain , Thunderstorm