Weather History for West Yellowstone, MT

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 47 °F 24 °F
Mean Temperature 50 °F 34 °F 12 °F
Min Temperature 37 °F 21 °F 1 °F
Degree Days  
Heating Degree Days (base 65) 52 31 14 921
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point - - -
Precipitation  
Precipitation 0.19 in 0.02 in 0.00 in 0.47 in
Snowdepth - - - -
Wind  
Wind 26 mph 6 mph 0 mph
Gust Wind 39 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.44 in 30.08 in 29.62 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 01, 2012 Rise Set
Actual Time 7:23 AM MDT 7:04 PM MDT
Civil Twilight 6:53 AM MDT 7:33 PM MDT
Nautical Twilight 6:20 AM MDT 8:06 PM MDT
Astronomical Twilight 5:45 AM MDT 8:41 PM MDT
Moon 7:36 PM MDT (10/1) 9:02 AM MDT (10/1)
Length of Visible Light 12h 39m
Length of Day
11h 40m
Full, 97% of the Moon is Illuminated
Oct 1
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Weather History Calendar

Precipitation Actual month total 0.47 Average Month Total: 1.18
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
68 | 26 0.00
Average:
60 | 27 0.07
Rain
Actual:
66 | 35 0.00
Average:
58 | 27 0.07
Scattered Clouds
Actual:
48 | 26 0.00
Average:
56 | 25 0.03
Scattered Clouds
Actual:
41 | 10 0.00
Average:
55 | 26 0.01
Scattered Clouds
Actual:
42 | 12 0.00
Average:
57 | 23 0.05
Scattered Clouds
Actual:
44 | 6 0.00
Average:
58 | 24 0.04
Scattered Clouds
Actual:
53 | 8 0.00
Average:
56 | 23 0.08
Clear
Actual:
53 | 15 0.00
Average:
53 | 23 0.03
Partly Cloudy
Actual:
53 | 24 0.00
Average:
53 | 22 0.04
Clear
Actual:
60 | 14 0.00
Average:
53 | 22 0.04
Clear
Actual:
62 | 14 0.00
Average:
55 | 25 0.01
Scattered Clouds
Actual:
66 | 17 0.00
Average:
52 | 25 0.05
Partly Cloudy
Actual:
51 | 26 0.00
Average:
51 | 25 0.01
Clear
Actual:
- | - -
Average:
- | - -
Rain
Actual:
50 | 35 0.00
Average:
49 | 23 0.03
Rain
Actual:
48 | 32 0.06
Average:
50 | 21 0.01
Clear
Actual:
44 | 26 0.00
Average:
50 | 21 0.01
Clear
Actual:
48 | 12 0.00
Average:
50 | 19 0.03
Partly Cloudy
Actual:
48 | 17 0.00
Average:
50 | 21 0.01
Rain
Actual:
48 | 33 0.13
Average:
52 | 19 0.01
Partly Cloudy
Actual:
44 | 28 0.00
Average:
50 | 21 0.03
Snow
Actual:
37 | 28 0.19
Average:
47 | 23 0.09
Snow
Actual:
33 | 24 0.05
Average:
46 | 20 0.06
Partly Cloudy
Actual:
32 | 8 0.00
Average:
46 | 22 0.03
Snow
Actual:
30 | 6 0.01
Average:
47 | 22 0.02
Snow
Actual:
24 | 1 0.00
Average:
46 | 23 0.08
Snow
Actual:
32 | 24 0.00
Average:
45 | 17 0.07
Snow
Actual:
37 | 32 0.02
Average:
44 | 17 0.03
Rain
Actual:
48 | 37 0.01
Average:
43 | 15 0.04
Scattered Clouds
Actual:
50 | 28 0.00
Average:
41 | 16 0.04
Clear
Actual:
55 | 23 0.00
Average:
40 | 19 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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 68 47 26 - - - - - - 30.44 30.33 30.19 10 10 10 17 3 26 0.00  
2 66 50 35 - - - - - - 30.19 30.05 29.92 10 10 10 25 10 33 0.00 Rain
3 48 37 26 - - - - - - 30.34 30.16 29.93 10 10 10 18 9 28 0.00  
4 41 26 10 - - - - - - 30.33 30.23 30.15 10 10 10 14 2 17 0.00  
5 42 27 12 - - - - - - 30.30 30.24 30.19 10 10 10 21 5 28 0.00  
6 44 25 6 - - - - - - 30.32 30.26 30.18 10 10 10 10 4 - 0.00  
7 53 30 8 - - - - - - 30.24 30.17 30.08 10 10 10 21 4 29 0.00  
8 53 34 15 - - - - - - 30.11 30.03 29.94 10 10 10 23 6 34 0.00  
9 53 38 24 - - - - - - 30.15 30.09 30.00 10 10 10 9 1 16 0.00  
10 60 37 14 - - - - - - 30.15 30.08 30.00 10 10 10 21 3 26 0.00  
11 62 38 14 - - - - - - 30.14 30.08 30.04 10 10 10 14 2 21 0.00  
12 66 42 17 - - - - - - 30.08 30.00 29.89 10 10 10 13 2 21 0.00  
13 51 38 26 - - - - - - 30.29 30.15 30.01 10 10 10 16 5 23 0.00  
14 - - - - - - - - - - - - - - - - - - -  
15 50 42 35 - - - - - - 30.10 30.04 30.01 10 10 7 20 9 34 0.00 Rain
16 48 40 32 - - - - - - 30.01 29.82 29.62 10 9 1 17 8 32 0.06 Rain
17 44 35 26 - - - - - - 30.21 30.07 29.94 10 10 10 20 8 29 0.00  
18 48 30 12 - - - - - - 30.33 30.27 30.21 10 10 10 16 4 25 0.00  
19 48 32 17 - - - - - - 30.23 30.07 29.89 10 10 10 24 5 31 0.00  
20 48 42 33 - - - - - - 29.89 29.76 29.68 10 10 2 24 10 39 0.13 Rain
21 44 36 28 - - - - - - 29.86 29.83 29.80 10 10 7 21 5 33 0.00  
22 37 32 28 - - - - - - 29.85 29.74 29.63 10 7 0 15 3 23 0.19 Rain , Snow
23 33 28 24 - - - - - - 29.91 29.79 29.66 10 5 0 23 15 34 0.05 Rain , Snow
24 32 20 8 - - - - - - 30.05 29.97 29.91 10 10 5 10 3 - 0.00  
25 30 18 6 - - - - - - 30.31 30.14 30.05 10 7 0 8 1 - 0.01 Rain , Snow
26 24 12 1 - - - - - - 30.35 30.25 30.09 10 8 1 18 4 25 0.00 Rain , Snow
27 32 28 24 - - - - - - 30.09 30.08 30.06 10 8 2 20 10 26 0.00 Rain , Snow
28 37 34 32 - - - - - - 30.11 30.08 30.05 10 4 0 26 11 34 0.02 Fog , Snow
29 48 42 37 - - - - - - 30.19 30.14 30.10 10 10 2 20 9 24 0.01 Rain
30 50 39 28 - - - - - - 30.25 30.19 30.15 10 10 10 17 7 24 0.00  
31 55 39 23 - - - - - - 30.24 30.17 30.07 10 10 7 9 1 - 0.00