Dulles Airport, VA

12:34 AM EDT on June 25, 2017 (GMT -0400)
Washington Dulles International

Weather History for KIAD - October, 2012

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Week of October 7, 2012 through October 13, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 69 °F 60 °F 51 °F
Mean Temperature 59 °F 50 °F 44 °F
Min Temperature 48 °F 40 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 21 15 6 105
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 2 0 14
Dew Point  
Dew Point 54 °F 40 °F 29 °F
Precipitation  
Precipitation 0.08 in 0.03 in 0.00 in 0.16 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 26 mph 6 mph 0 mph
Gust Wind 35 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.55 in 30.20 in 29.88 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Oct. 12, 2012 Rise Set
Actual Time 7:16 AM EDT 6:34 PM EDT
Civil Twilight 6:49 AM EDT 7:01 PM EDT
Nautical Twilight 6:19 AM EDT 7:32 PM EDT
Astronomical Twilight 5:48 AM EDT 8:03 PM EDT
Moon 3:59 AM EDT (10/12) 4:42 PM EDT (10/12)
Length of Visible Light 12h 11m
Length of Day
11h 18m
Waning Crescent, 11% of the Moon is Illuminated
Oct 12
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
7 52 47 42 47 44 39 100 82 63 30.18 30.10 30.05 10 9 4 9 3 12 0.08 Fog , Rain
8 51 44 37 43 40 37 100 82 63 30.31 30.25 30.19 10 10 5 12 6 14 0.05 Fog , Rain
9 62 54 45 52 46 42 86 74 62 30.22 30.15 30.07 10 10 7 10 5 25 0.03 Rain
10 69 59 48 54 48 38 100 71 42 30.10 30.00 29.88 10 9 2 26 7 32 T Fog , Rain
11 61 51 41 38 33 30 76 56 35 30.30 30.22 30.12 10 10 10 11 6 18 0.00  
12 64 50 36 42 37 34 100 70 39 30.45 30.25 30.15 10 10 10 25 7 35 0.00  
13 59 45 30 37 33 29 92 64 36 30.55 30.43 30.29 10 10 10 15 5 20 0.00