Great Falls, MT

5:36 PM MDT on August 31, 2016 (GMT -0600)
Malmstrom AFB

Weather History for KGFA - December, 2013

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 59 °F 34 °F -16 °F
Mean Temperature 51 °F 23 °F -24 °F
Min Temperature 43 °F 12 °F -33 °F
Degree Days  
Heating Degree Days (base 65) 90 42 14 1304
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 1 0 0 1
Dew Point  
Dew Point 36 °F 11 °F -34 °F
Precipitation  
Precipitation 0.20 in 0.01 in 0.00 in 0.25 in
Snowdepth 4.0 in 3.0 in 0.0 in -
Wind  
Wind 36 mph 13 mph 0 mph
Gust Wind 47 mph 29 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.93 in 30.18 in 29.47 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Dec. 08, 2013 Rise Set
Actual Time 7:59 AM MST 4:33 PM MST
Civil Twilight 7:24 AM MST 5:09 PM MST
Nautical Twilight 6:45 AM MST 5:48 PM MST
Astronomical Twilight 6:08 AM MST 6:25 PM MST
Moon 12:02 PM MST (12/8) 11:49 PM MST (12/8)
Length of Visible Light 9h 44m
Length of Day
8h 33m
Waxing Crescent, 40% of the Moon is Illuminated
Dec 8
Waxing Crescent
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 48 44 39 32 29 27 67 55 48 30.10 29.85 29.68 10 10 10 29 16 36 0.00  
2 43 26 8 36 13 1 93 81 68 30.26 29.81 29.51 10 4 0 20 11 31 0.20 Fog , Rain , Snow
3 8 4 1 2 -1 -4 85 77 72 30.58 30.32 29.97 7 3 1 21 13 28 0.01 Snow
4 3 -5 -23 -2 -8 -23 100 76 66 30.63 30.50 30.18 10 5 1 10 6 - 0.00 Snow
5 -2 -13 -24 -11 -17 -29 87 78 66 30.82 30.54 30.24 10 6 2 9 4 - 0.00 Snow
6 -11 -19 -27 -18 -24 -33 86 75 64 30.93 30.69 30.36 10 9 4 9 4 - 0.00 Snow
7 -16 -24 -33 -24 -28 -34 78 73 67 30.90 30.70 30.41 10 9 7 7 3 - 0.00  
8 24 10 -4 4 -2 -14 80 62 35 30.43 30.25 29.98 10 5 1 24 17 - 0.00 Snow
9 33 22 12 12 6 -5 52 44 35 30.25 30.10 29.86 10 6 2 36 25 44 0.00 Snow
10 39 24 10 20 11 -8 85 61 33 30.48 30.19 29.83 10 4 0 26 14 36 0.00 Snow
11 36 28 21 22 14 -2 71 55 34 30.38 30.30 30.20 10 10 7 32 17 39 0.00  
12 42 38 33 25 22 20 62 53 42 30.20 30.07 29.86 10 10 10 31 25 40 0.00  
13 41 32 23 24 22 16 75 62 49 30.34 30.13 29.99 10 10 10 20 12 20 0.00  
14 43 35 27 29 26 20 75 60 51 30.33 30.16 30.00 10 10 10 29 21 39 0.00  
15 48 44 41 27 25 21 55 46 39 30.08 30.03 30.00 10 10 10 32 21 46 0.00  
16 50 38 26 26 24 21 84 54 32 30.35 30.19 30.07 10 10 10 23 15 33 0.00  
17 55 40 25 25 19 14 85 35 20 30.30 30.00 29.79 10 10 10 33 16 43 0.00  
18 50 26 3 25 14 -2 93 69 25 30.30 29.91 29.74 10 6 1 21 14 30 0.00 Snow
19 16 6 1 4 -4 -6 78 70 56 30.51 30.24 30.04 10 7 2 18 10 - 0.00 Snow
20 30 24 17 20 12 4 66 58 49 30.04 29.81 29.47 10 10 8 23 17 28 0.00  
21 30 21 10 22 16 4 93 82 64 30.25 29.85 29.47 10 8 1 8 5 20 0.01 Snow
22 16 7 -2 7 3 -8 87 80 68 30.51 30.27 29.97 10 5 0 8 3 - 0.01 Fog , Snow
23 44 21 -2 31 20 -6 85 69 58 30.41 30.12 29.91 10 9 2 29 9 37 0.00  
24 39 34 28 27 20 15 79 54 36 30.45 30.28 30.02 10 10 10 24 15 37 0.00  
25 46 36 25 16 12 4 69 41 18 30.45 30.31 30.18 10 10 10 31 15 39 0.00  
26 52 46 39 28 24 16 49 42 37 30.23 30.13 30.05 10 10 10 34 22 47 0.00  
27 59 51 43 26 20 15 44 31 19 30.14 30.00 29.86 10 10 10 26 17 32 0.00  
28 45 26 8 21 5 1 85 71 39 30.62 30.41 29.91 10 7 1 30 13 43 0.00 Snow
29 39 24 9 21 15 5 84 62 47 30.59 30.21 30.03 10 10 10 30 12 37 0.00  
30 45 32 19 29 22 16 89 65 42 30.30 30.13 29.93 10 10 10 23 6 31 0.00  
31 44 30 17 29 19 15 93 82 55 30.23 30.02 29.88 10 8 1 21 9 24 0.02 Rain , Snow