Helena, MT

9:52 AM MST on December 10, 2016 (GMT -0700)
Helena Regional

Weather History for KHLN - December, 2014

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Month of December, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 62 °F 35 °F 2 °F
Mean Temperature 51 °F 26 °F -6 °F
Min Temperature 40 °F 17 °F -14 °F
Degree Days  
Heating Degree Days (base 65) 71 39 14 1198
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 35 °F 19 °F -19 °F
Precipitation  
Precipitation 0.34 in 0.03 in 0.00 in 0.81 in
Snowdepth 5.0 in 1.4 in 0.0 in -
Wind  
Wind 44 mph 5 mph 0 mph
Gust Wind 56 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 31.10 in 30.18 in 29.46 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Dec. 05, 2014 Rise Set
Actual Time 7:56 AM MST 4:40 PM MST
Civil Twilight 7:21 AM MST 5:15 PM MST
Nautical Twilight 6:43 AM MST 5:53 PM MST
Astronomical Twilight 6:06 AM MST 6:30 PM MST
Moon 4:35 PM MST (12/5) 6:47 AM MST (12/5)
Length of Visible Light 9h 53m
Length of Day
8h 44m
Waxing Gibbous, 99% of the Moon is Illuminated
Dec 5
Waxing Gibbous
Dec 6
Full
Dec 14
Last Quarter
Dec 21
New
Dec 28
First Quarter

Daily Weather History & Observations

2014 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 11 0 -12 5 -4 -16 92 79 66 30.52 30.31 29.94 10 8 2 8 2 10 0.01 Snow
2 37 17 -3 16 8 -5 95 69 43 30.36 30.27 30.07 10 9 7 23 5 27 0.00  
3 25 16 7 15 10 6 91 76 60 30.23 30.16 30.08 10 10 7 7 1 7 0.00  
4 34 27 19 29 22 14 92 84 75 30.15 30.04 29.83 10 8 6 13 1 16 0.01  
5 40 31 22 33 27 21 100 91 82 30.36 30.22 30.13 10 4 0 6 1 7 0.00 Fog
6 44 30 16 35 23 13 100 85 70 30.32 30.21 30.07 10 4 0 20 4 28 0.01 Fog
7 48 36 24 31 28 22 78 62 45 30.40 30.34 30.10 10 10 10 28 7 35 0.00  
8 39 31 22 28 24 20 96 78 59 30.41 30.36 30.25 10 10 10 7 1 8 0.00  
9 44 32 20 31 26 18 92 77 62 30.32 30.24 30.17 10 10 10 8 3 9 0.00  
10 43 35 27 33 29 25 92 80 67 30.21 30.09 29.87 10 10 10 12 2 13 0.00  
11 56 45 33 31 28 26 82 57 32 29.88 29.79 29.72 10 10 10 22 6 33 0.00  
12 62 51 40 32 28 24 64 45 25 29.78 29.71 29.65 10 10 10 29 8 41 0.00  
13 56 45 33 34 32 27 100 69 38 30.19 29.97 29.68 10 6 1 22 7 27 0.29 Rain , Snow
14 34 31 27 29 26 21 85 80 75 30.40 30.31 30.18 10 9 2 16 10 20 T Snow
15 32 24 16 23 18 13 88 77 66 30.41 30.36 30.30 10 10 10 9 3 10 0.00  
16 28 22 15 24 19 12 88 81 74 30.29 30.18 29.97 10 8 2 5 1 6 0.02 Snow
17 36 27 18 27 22 17 100 85 70 30.15 30.06 29.90 9 4 0 6 1 7 T Fog , Snow
18 32 26 20 24 22 19 96 84 72 30.22 30.09 29.97 10 6 0 7 1 9 0.00 Fog
19 39 31 22 30 26 20 96 80 64 30.15 30.06 29.86 10 10 8 23 2 29 T  
20 40 34 27 28 25 20 82 67 52 30.08 29.94 29.72 10 10 10 17 4 20 0.00  
21 45 39 32 35 29 23 92 69 45 29.85 29.65 29.47 10 10 5 44 17 56 0.06 Rain
22 41 37 33 29 23 21 75 62 48 30.32 30.06 29.85 10 10 10 30 15 41 0.00  
23 39 34 28 24 20 16 72 56 40 30.42 30.30 30.05 10 10 10 21 7 26 0.00  
24 40 34 27 32 28 21 100 80 59 29.99 29.62 29.46 10 6 0 15 7 21 0.34 Fog , Snow
25 31 22 12 25 18 11 88 76 63 30.20 30.03 29.72 10 10 9 20 7 24 0.00  
26 28 18 8 20 15 7 92 80 68 30.36 30.25 30.00 10 8 2 7 2 9 T Snow
27 28 20 11 20 16 8 88 72 55 30.33 30.20 29.86 10 10 10 20 5 27 T  
28 26 19 11 23 13 4 92 80 67 30.57 30.18 29.88 10 5 1 20 9 24 0.06 Snow
29 11 3 -6 2 -6 -14 79 69 59 31.07 30.81 30.45 10 8 2 23 13 27 0.01  
30 2 -6 -14 -9 -14 -19 77 67 56 31.10 31.02 30.90 10 10 9 12 4 13 0.00  
31 11 6 0 -3 -6 -9 79 65 50 30.87 30.71 30.26 10 10 10 7 3 8 0.00