Weather History for Great Falls, MT

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 56 °F 38 °F 10 °F
Mean Temperature 46 °F 30 °F 5 °F
Min Temperature 41 °F 20 °F -7 °F
Degree Days  
Heating Degree Days (base 65) 60 35 19 1097
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 32 °F 16 °F -10 °F
Precipitation  
Precipitation 0.38 in 0.02 in 0.00 in 0.61 in
Snowdepth 6.0 in 2.8 in 0.0 in -
Wind  
Wind 36 mph 15 mph 0 mph
Gust Wind 45 mph 29 mph 21 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.10 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 25, 2013 Rise Set
Actual Time 7:59 AM MST 5:16 PM MST
Civil Twilight 7:26 AM MST 5:50 PM MST
Nautical Twilight 6:48 AM MST 6:27 PM MST
Astronomical Twilight 6:12 AM MST 7:04 PM MST
Moon 4:17 PM MST (1/25) 6:42 AM MST (1/25)
Length of Visible Light 10h 24m
Length of Day
9h 17m
Waxing Gibbous, 98% of the Moon is Illuminated
Jan 25
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 0.61 Normal Month Total: 0.51
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
33 | 16 T
Average:
35 | 14 0.02
Clear
Actual:
27 | 11 0.00
Average:
35 | 14 0.01
Clear
Actual:
37 | 24 0.00
Average:
35 | 14 0.02
Clear
Actual:
40 | 23 0.00
Average:
35 | 14 0.02
Clear
Actual:
41 | 20 0.00
Average:
35 | 14 0.02
Clear
Actual:
43 | 33 0.00
Average:
35 | 14 0.01
Partly Cloudy
Actual:
42 | 34 0.00
Average:
35 | 14 0.02
Partly Cloudy
Actual:
42 | 32 0.00
Average:
35 | 14 0.02
Scattered Clouds
Actual:
53 | 39 0.00
Average:
35 | 14 0.02
Snow
Actual:
42 | 10 0.38
Average:
35 | 15 0.02
Snow
Actual:
10 | 0 0.09
Average:
35 | 15 0.01
Snow
Actual:
17 | -3 0.01
Average:
35 | 15 0.02
Snow
Actual:
17 | 1 0.01
Average:
35 | 15 0.02
Snow
Actual:
27 | 11 T
Average:
35 | 15 0.01
Partly Cloudy
Actual:
36 | 27 0.00
Average:
36 | 15 0.02
Clear
Actual:
46 | 33 0.00
Average:
36 | 15 0.01
Clear
Actual:
45 | 32 0.00
Average:
36 | 15 0.02
Clear
Actual:
47 | 36 0.00
Average:
36 | 15 0.02
Scattered Clouds
Actual:
39 | 26 0.00
Average:
36 | 15 0.01
Snow
Actual:
26 | 13 T
Average:
36 | 15 0.02
Scattered Clouds
Actual:
46 | 13 0.00
Average:
36 | 15 0.01
Clear
Actual:
50 | 23 0.00
Average:
36 | 15 0.02
Clear
Actual:
42 | 18 0.00
Average:
36 | 16 0.01
Scattered Clouds
Actual:
49 | 31 0.00
Average:
36 | 16 0.02
Scattered Clouds
Actual:
50 | 41 0.00
Average:
36 | 16 0.01
Snow
Actual:
56 | 32 T
Average:
36 | 16 0.02
Partly Cloudy
Actual:
41 | 20 0.00
Average:
36 | 16 0.02
Scattered Clouds
Actual:
40 | 20 0.00
Average:
36 | 16 0.01
Snow
Actual:
29 | -7 0.11
Average:
36 | 16 0.02
Snow
Actual:
38 | 11 0.01
Average:
36 | 16 0.01
Partly Cloudy
Actual:
39 | 11 0.00
Average:
36 | 16 0.02
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 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 33 25 16 24 17 7 78 69 60 30.43 30.29 30.05 10 10 10 28 14 35 T  
2 27 19 11 12 8 3 67 57 46 30.54 30.44 30.25 10 10 10 25 15 30 0.00  
3 37 31 24 18 14 10 55 50 44 30.32 30.22 30.12 10 10 10 32 20 37 0.00  
4 40 32 23 24 19 13 75 58 40 30.26 30.16 30.05 10 10 10 36 20 43 0.00  
5 41 31 20 24 19 15 81 64 47 30.34 30.24 30.07 10 10 10 24 13 29 0.00  
6 43 38 33 26 21 17 56 50 44 30.03 29.94 29.87 10 10 10 32 22 40 0.00  
7 42 38 34 26 22 19 56 48 39 29.95 29.79 29.62 10 10 10 31 20 40 0.00  
8 42 37 32 26 21 14 69 50 30 30.03 29.90 29.69 10 10 10 28 15 35 0.00  
9 53 46 39 27 25 22 59 45 30 29.90 29.75 29.58 10 10 10 31 18 38 0.00  
10 42 26 10 28 15 5 88 69 49 30.05 29.78 29.58 10 2 0 25 16 29 0.38 Fog , Snow
11 10 5 0 5 1 -5 87 80 73 30.39 30.08 29.85 10 3 1 22 12 25 0.09 Snow
12 17 7 -3 10 3 -8 87 75 63 30.38 30.25 30.09 10 7 1 18 11 21 0.01 Snow
13 17 9 1 8 4 -3 87 73 59 30.41 30.30 30.08 10 8 2 17 12 20 0.01 Snow
14 27 19 11 17 8 0 67 62 56 30.31 30.18 29.93 10 10 6 30 21 36 T Snow
15 36 32 27 23 20 17 69 64 59 30.24 30.17 29.98 10 10 10 32 25 39 0.00  
16 46 40 33 28 22 18 59 48 37 30.35 30.24 30.15 10 10 10 35 19 45 0.00  
17 45 39 32 25 21 18 64 52 40 30.36 30.22 30.03 10 10 10 36 21 43 0.00  
18 47 42 36 21 19 18 48 40 31 30.06 29.98 29.91 10 10 10 35 21 45 0.00  
19 39 33 26 25 21 17 85 65 44 30.39 30.24 30.09 10 10 10 25 10 33 0.00  
20 26 20 13 18 13 9 81 75 68 30.62 30.50 30.22 10 9 4 26 8 33 T Snow
21 46 30 13 21 13 8 84 60 36 30.43 30.23 30.09 10 10 10 15 6 18 0.00  
22 50 37 23 17 13 10 68 46 23 30.16 30.10 30.05 10 10 10 20 12 23 0.00  
23 42 30 18 25 15 13 80 70 59 30.24 30.12 29.80 10 10 7 15 5 18 0.00  
24 49 40 31 29 23 17 57 46 34 30.13 30.00 29.86 10 10 10 33 19 40 0.00  
25 50 46 41 30 27 24 58 50 42 30.05 29.97 29.86 10 10 10 25 18 31 0.00  
26 56 44 32 32 30 25 92 61 30 29.85 29.79 29.69 10 9 1 23 11 29 T Rain , Snow
27 41 31 20 30 19 12 89 60 30 29.91 29.87 29.81 10 10 10 20 10 23 0.00  
28 40 30 20 18 14 11 74 52 30 29.91 29.84 29.75 10 10 10 25 13 30 0.00  
29 29 11 -7 17 0 -10 80 69 57 30.42 30.15 29.77 10 5 0 25 10 31 0.11 Snow
30 38 25 11 26 15 7 81 71 61 30.25 30.07 29.95 10 8 2 18 10 26 0.01 Snow
31 39 25 11 29 17 6 84 74 64 30.31 30.19 30.06 10 10 9 15 7 18 0.00