Manassas, VA

3:11 PM EDT on September 23, 2017 (GMT -0400)
Manassas Regional-Davis

Weather History for KHEF - January, 2012

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Month of January, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 48 °F 30 °F
Mean Temperature 52 °F 37 °F 24 °F
Min Temperature 42 °F 26 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 40 28 12 867
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 3
Dew Point  
Dew Point 55 °F 24 °F 0 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 26 mph 5 mph 0 mph
Gust Wind 36 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.60 in 30.07 in 29.33 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 11, 2012 Rise Set
Actual Time 7:27 AM EST 5:08 PM EST
Civil Twilight 6:58 AM EST 5:37 PM EST
Nautical Twilight 6:25 AM EST 6:10 PM EST
Astronomical Twilight 5:53 AM EST 6:42 PM EST
Moon 8:02 PM EST (1/11) 8:40 AM EST (1/11)
Length of Visible Light 10h 38m
Length of Day
9h 40m
Waning Gibbous, 93% of the Moon is Illuminated
Jan 11
Waning Gibbous
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter
Feb 7
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 42 26 45 31 25 93 74 43 30.14 30.01 29.79 10 9 5 16 3 22 0.00  
2 44 36 28 28 17 10 57 43 33 29.98 29.92 29.86 10 10 10 21 11 29 0.00  
3 30 24 19 12 10 0 68 50 31 30.29 30.08 29.97 10 10 3 24 14 34 0.00 Snow
4 35 24 14 18 7 1 73 56 35 30.33 30.22 29.99 10 10 10 15 6 20 0.00  
5 48 36 24 23 19 14 86 67 32 30.07 29.98 29.95 10 10 10 9 1 17 0.00  
6 64 44 23 30 24 18 86 66 26 29.96 29.91 29.84 10 10 10 13 1 17 0.00  
7 64 44 24 41 27 19 86 66 42 30.07 29.89 29.82 10 10 10 12 2 - 0.00  
8 51 38 26 30 24 19 86 64 38 30.34 30.22 30.08 10 10 10 13 4 - 0.00  
9 37 30 24 30 24 19 93 81 60 30.37 30.25 30.06 10 6 0 0 0 - 0.00 Snow
10 51 38 26 36 28 21 93 85 44 30.08 30.04 29.99 10 5 0 7 1 - 0.00 Fog
11 44 34 23 41 28 19 93 83 75 30.04 29.97 29.76 10 8 2 8 0 - 0.00 Rain
12 60 51 42 48 42 37 94 79 55 29.55 29.48 29.38 10 9 3 16 8 23 0.00  
13 51 42 33 45 26 12 82 58 33 29.89 29.55 29.33 10 10 6 20 13 30 0.00  
14 37 29 21 18 14 12 80 53 38 30.17 30.12 30.07 10 10 10 17 4 23 0.00  
15 33 26 19 16 12 9 86 58 35 30.60 30.36 30.17 10 10 10 15 7 20 0.00  
16 46 30 15 28 17 10 86 70 32 30.60 30.48 30.16 10 9 7 16 3 22 0.00  
17 59 50 41 48 36 28 77 61 51 30.16 29.96 29.71 10 10 8 20 12 26 0.00  
18 55 38 21 48 24 10 77 52 38 30.21 29.98 29.73 10 10 10 26 14 33 0.00  
19 39 27 15 28 15 10 86 68 39 30.23 30.13 29.96 10 10 10 12 2 20 0.00  
20 33 28 23 23 17 7 86 63 35 30.28 30.13 29.98 10 9 1 14 4 21 0.00 Snow
21 32 29 26 27 25 21 93 84 75 30.30 30.08 29.96 10 7 2 15 3 - 0.00 Rain
22 30 29 28 28 24 21 93 78 69 30.47 30.38 30.26 10 7 2 8 1 - 0.00 Snow
23 44 37 30 39 32 28 93 90 81 30.36 30.16 29.94 10 3 0 12 4 - 0.00 Rain
24 55 42 30 43 37 27 93 82 54 30.22 30.06 29.95 10 8 0 7 3 - 0.00 Fog , Rain
25 50 37 24 32 27 19 93 74 50 30.38 30.27 30.21 10 10 2 8 1 - 0.00  
26 53 46 39 45 38 32 87 77 58 30.22 30.04 29.72 10 9 5 9 1 - 0.00 Rain
27 64 52 41 55 46 25 88 69 44 30.04 29.65 29.48 10 10 9 26 9 36 0.00 Thunderstorm
28 55 42 28 30 24 12 86 57 29 30.20 30.06 29.93 10 10 10 21 7 26 0.00  
29 48 36 24 27 15 10 70 46 22 30.30 30.21 30.08 10 10 10 18 5 26 0.00  
30 48 36 23 21 16 10 80 52 22 30.41 30.30 30.22 10 10 10 15 8 - 0.00  
31 64 46 28 28 27 25 86 38 24 30.25 30.15 30.09 10 10 10 13 6 16 0.00