Weather History for KIAD - October, 2011

Change the Weather History Date:

Month of October, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 81 °F 65 °F 39 °F
Mean Temperature 67 °F 55 °F 36 °F
Min Temperature 62 °F 45 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 29 10 0 303
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 16 7 0 205
Dew Point  
Dew Point 70 °F 47 °F 26 °F
Precipitation  
Precipitation 1.92 in 0.22 in 0.00 in 6.27 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 29 mph 6 mph 0 mph
Gust Wind 36 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.55 in 30.01 in 29.26 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport or City:

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

Oct. 04, 2011 Rise Set
Actual Time 7:08 AM EDT 6:48 PM EDT
Civil Twilight 6:41 AM EDT 7:14 PM EDT
Nautical Twilight 6:10 AM EDT 7:45 PM EDT
Astronomical Twilight 5:39 AM EDT 8:16 PM EDT
Moon 2:45 PM EDT (10/4) No Moon Set
Length of Visible Light 12h 33m
Length of Day
11h 39m
First Quarter, 56% of the Moon is Illuminated
Oct 4
First Quarter
Oct 11
Full
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter

Daily Weather History & Observations

2011 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  
1 57 52 46 48 45 42 93 77 61 29.85 29.81 29.72 10 8 2 21 12 26 0.80 Rain
2 50 47 44 43 41 39 92 82 71 29.97 29.88 29.81 10 10 9 21 8 26 0.16 Rain
3 51 48 44 48 45 41 100 89 77 30.11 30.05 29.95 10 10 7 8 2 10 0.03 Rain
4 68 56 44 52 50 44 100 79 58 30.17 30.13 30.09 10 9 1 21 8 30 0.00 Fog
5 74 63 52 52 50 48 89 67 44 30.27 30.20 30.16 10 10 10 20 8 24 0.00  
6 70 58 46 50 46 40 93 65 37 30.42 30.36 30.30 10 10 10 8 3 12 0.00  
7 74 58 42 52 47 42 100 69 38 30.49 30.42 30.37 10 9 2 7 1 14 0.00 Fog
8 74 60 45 53 49 45 100 69 38 30.55 30.49 30.45 10 9 2 7 1 16 0.00  
9 80 63 45 55 50 44 100 70 39 30.49 30.42 30.35 10 10 10 6 0 8 0.00  
10 81 65 49 60 55 49 100 71 42 30.34 30.26 30.17 10 10 8 7 3 9 0.00  
11 70 63 55 63 59 55 93 82 70 30.17 30.12 30.06 10 10 7 10 4 15 T Rain
12 65 64 62 63 61 58 93 86 78 30.06 29.94 29.82 10 6 2 17 8 23 0.44 Rain
13 73 67 61 70 64 60 100 94 87 29.82 29.67 29.56 10 5 0 20 5 28 1.92 Fog , Rain , Thunderstorm
14 70 63 55 64 56 40 100 70 40 29.71 29.53 29.46 10 7 0 21 8 30 0.61 Rain , Thunderstorm
15 71 59 47 44 38 30 86 55 23 29.92 29.77 29.71 10 10 10 23 10 32 0.00  
16 71 58 44 47 42 35 83 59 35 30.03 29.90 29.71 10 10 10 22 11 28 0.00  
17 71 59 47 52 47 37 96 69 42 29.88 29.81 29.70 10 10 10 18 5 22 0.00  
18 73 61 48 54 50 45 100 71 41 29.88 29.82 29.75 10 10 10 10 4 13 T Rain
19 66 63 60 64 60 54 100 87 73 29.74 29.47 29.26 10 6 0 20 7 26 0.81 Rain
20 65 55 45 63 48 37 93 70 47 29.81 29.49 29.26 10 10 7 24 12 31 0.00  
21 59 51 42 43 40 39 89 70 51 30.13 30.00 29.83 10 10 10 18 8 23 0.00  
22 59 49 39 43 40 38 93 70 47 30.17 30.13 30.09 10 10 8 14 2 17 0.00  
23 65 50 35 47 42 35 100 76 52 30.18 30.13 30.09 10 8 4 10 2 14 0.00  
24 67 55 42 54 48 42 100 76 52 30.12 30.06 29.99 10 8 3 16 4 21 0.09 Rain
25 68 56 44 47 42 38 92 63 34 30.21 30.13 30.06 10 10 10 17 7 22 0.00  
26 61 55 49 57 49 42 100 80 60 30.05 29.90 29.78 10 9 5 13 5 18 0.19 Rain
27 64 53 42 59 52 33 93 79 65 30.04 29.73 29.59 10 9 5 29 9 36 0.12 Rain
28 51 44 36 36 31 27 85 64 42 30.25 30.20 30.06 10 10 8 15 7 20 0.07 Rain
29 39 36 33 37 34 31 96 89 82 30.16 30.02 29.93 10 4 1 18 11 25 1.03 Rain , Snow
30 51 41 31 33 30 26 96 67 38 30.37 30.27 30.10 10 10 10 13 4 15 0.00  
31 55 42 28 39 32 27 92 67 41 30.38 30.32 30.26 10 10 9 14 4 18 0.00