Weather History for West Yellowstone, MT

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Month of January, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 35 °F 24 °F 10 °F
Mean Temperature 32 °F 15 °F -6 °F
Min Temperature 32 °F 6 °F -27 °F
Degree Days  
Heating Degree Days (base 65) 71 50 33 1392
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 30 °F 10 °F -35 °F
Precipitation  
Precipitation 0.15 in 0.01 in 0.00 in 0.27 in
Snowdepth - - - -
Wind  
Wind 33 mph 7 mph 0 mph
Gust Wind 45 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.63 in 30.06 in 29.32 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 05, 2012 Rise Set
Actual Time 8:01 AM MST 4:58 PM MST
Civil Twilight 7:28 AM MST 5:31 PM MST
Nautical Twilight 6:51 AM MST 6:08 PM MST
Astronomical Twilight 6:16 AM MST 6:43 PM MST
Moon 2:04 PM MST (1/5) 4:50 AM MST (1/5)
Length of Visible Light 10h 03m
Length of Day
8h 56m
Waxing Gibbous, 88% of the Moon is Illuminated
Jan 5
Waxing Gibbous
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter

Weather History Calendar

Precipitation Actual month total 0.27 Average Month Total: 1.90
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Snow
Actual:
24 | 6 0.00
Average:
17 | -7 0.06
Snow
Actual:
21 | -7 0.00
Average:
16 | -8 0.08
Clear
Actual:
33 | 1 0.00
Average:
18 | -5 0.06
Scattered Clouds
Actual:
32 | -2 0.00
Average:
19 | -2 0.09
Scattered Clouds
Actual:
35 | -2 0.00
Average:
20 | 1 0.09
Partly Cloudy
Actual:
26 | 6 0.00
Average:
21 | -2 0.04
Partly Cloudy
Actual:
28 | 6 0.00
Average:
20 | 0 0.02
Snow
Actual:
19 | 1 0.00
Average:
20 | 0 0.09
Fog
Actual:
24 | 17 0.00
Average:
22 | 1 0.06
Snow
Actual:
26 | 23 0.00
Average:
24 | 2 0.06
Scattered Clouds
Actual:
14 | -18 0.00
Average:
24 | 2 0.08
Scattered Clouds
Actual:
15 | -27 0.00
Average:
24 | 1 0.05
Partly Cloudy
Actual:
23 | -9 0.00
Average:
24 | 2 0.04
Scattered Clouds
Actual:
28 | 8 0.00
Average:
25 | 8 0.06
Scattered Clouds
Actual:
33 | 19 0.00
Average:
26 | 7 0.10
Snow
Actual:
15 | -7 0.02
Average:
27 | 6 0.05
Snow
Actual:
12 | -11 0.00
Average:
26 | 8 0.06
Snow
Actual:
24 | 8 0.01
Average:
25 | 6 0.02
Snow
Actual:
32 | 24 0.00
Average:
27 | 3 0.04
Rain
Actual:
30 | 28 0.00
Average:
25 | 1 0.06
Snow
Actual:
32 | 32 0.15
Average:
25 | 0 0.11
Snow
Actual:
24 | 8 0.00
Average:
24 | 0 0.12
Snow
Actual:
24 | 17 0.07
Average:
24 | 2 0.08
Clear
Actual:
10 | -20 0.00
Average:
24 | 3 0.02
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Snow
Actual:
19 | 14 0.00
Average:
25 | 2 0.03
Snow
Actual:
26 | 17 0.00
Average:
25 | 0 0.04
Snow
Actual:
26 | 17 0.02
Average:
24 | 1 0.07
Snow
Actual:
26 | 23 0.00
Average:
25 | 0 0.05
 

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

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 24 15 6 18 12 3 93 82 68 30.63 30.52 30.39 10 9 2 8 2 - 0.00 Snow
2 21 7 -7 18 1 -13 93 83 77 30.63 30.53 30.36 10 7 0 5 0 - 0.00 Fog , Rain , Snow
3 33 17 1 23 13 0 92 75 60 30.43 30.32 30.23 10 10 4 14 4 23 0.00  
4 32 15 -2 18 5 -8 92 78 55 30.56 30.51 30.46 10 10 2 6 0 - 0.00  
5 35 16 -2 23 8 -8 93 70 44 30.40 30.20 30.03 10 9 0 10 2 18 0.00  
6 26 16 6 23 16 5 93 84 69 30.15 30.09 30.02 10 10 1 15 9 24 0.00  
7 28 17 6 16 9 5 93 81 40 30.18 30.07 29.97 10 10 10 14 2 21 0.00  
8 19 10 1 16 13 0 93 89 79 30.36 30.27 30.21 10 9 0 12 4 17 0.00 Fog , Snow
9 24 20 17 25 19 16 100 94 86 30.41 30.38 30.32 10 6 0 7 0 - 0.00 Fog
10 26 24 23 23 21 18 100 85 74 30.23 30.05 29.93 10 8 1 18 5 25 0.00 Rain , Snow
11 14 -2 -18 1 -7 -24 84 69 53 30.30 30.24 30.11 10 10 1 8 3 - 0.00  
12 15 -6 -27 0 -16 -35 85 69 49 30.31 30.27 30.21 10 10 4 6 1 - 0.00  
13 23 7 -9 9 -3 -13 85 70 50 30.28 30.23 30.19 10 10 10 18 3 24 0.00  
14 28 18 8 7 4 1 79 52 31 30.21 30.08 29.91 10 10 10 14 5 22 0.00  
15 33 26 19 9 7 3 63 45 30 29.77 29.65 29.54 10 10 4 28 12 41 0.00  
16 15 5 -7 12 3 -13 86 75 49 29.89 29.70 29.57 10 7 1 10 3 18 0.02 Snow
17 12 0 -11 5 0 -17 92 75 62 29.98 29.92 29.79 10 6 1 29 10 39 0.00 Snow
18 24 16 8 23 12 1 93 79 67 29.76 29.71 29.65 8 2 0 33 23 45 0.01 Rain , Snow
19 32 28 24 27 24 23 93 88 80 29.72 29.66 29.57 10 3 0 31 19 44 0.00 Rain , Snow
20 30 29 28 27 27 27 93 91 86 29.87 29.77 29.64 10 5 1 23 14 31 0.00 Rain
21 32 32 32 30 29 28 93 87 87 29.65 29.46 29.32 9 3 1 16 9 25 0.15 Rain , Snow
22 24 16 8 16 11 5 86 77 58 29.93 29.80 29.57 10 9 1 18 8 25 0.00 Snow
23 24 20 17 23 19 16 93 89 80 29.90 29.81 29.74 10 5 1 8 3 - 0.07 Rain , Snow
24 10 -5 -20 9 -13 -26 92 80 76 30.12 30.03 29.93 10 9 3 4 0 - 0.00  
25 - - - - - - - - - - - - - - - - - - -  
26 - - - - - - - - - - - - - - - - - - -  
27 - - - - - - - - - - - - - - - - - - -  
28 19 16 14 14 12 10 86 81 73 30.37 30.34 30.32 10 6 1 16 13 31 0.00 Snow
29 26 22 17 14 11 9 86 64 47 30.37 30.25 30.09 10 8 2 24 12 36 0.00 Snow
30 26 22 17 23 15 7 93 71 46 30.00 29.88 29.81 10 7 1 18 11 23 0.02 Snow
31 26 24 23 21 19 18 86 80 69 30.06 30.02 29.98 10 9 1 17 11 24 0.00 Snow