Weather History for West Yellowstone, MT

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Sunday, July 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 62 °F -  
Max Temperature 82 °F 77 °F 84 °F (2013)
Min Temperature 41 °F 41 °F 33 °F (2013)
Degree Days  
Heating Degree Days 4    
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 85    
Maximum Humidity 100    
Minimum Humidity 81    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.30 in    
Wind  
Wind Speed 3 mph (SSE)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 22, 2012 Rise Set
Actual Time 6:00 AM MDT 9:00 PM MDT
Civil Twilight 5:25 AM MDT 9:35 PM MDT
Nautical Twilight 4:41 AM MDT 10:19 PM MDT
Astronomical Twilight 3:48 AM MDT 11:12 PM MDT
Moon 10:02 AM MDT (7/22) 10:31 PM MDT (7/22)
Length of Visible Light 16h 09m
Length of Day
15h 00m
Waxing Crescent, 14% of the Moon is Illuminated
Jul 22
Waxing Crescent
Jul 26
First Quarter
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 53.6 °F - 48.2 °F 82% 30.29 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 50.0 °F - 46.4 °F 87% 30.29 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 48.2 °F - 44.6 °F 87% 30.29 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 50.0 °F - 44.6 °F 82% 30.29 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 48.2 °F - 42.8 °F 82% 30.30 in 10.0 mi SW 3.5 mph - N/A   Clear
1:55 AM 48.2 °F - 42.8 °F 82% 30.30 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 46.4 °F - 41.0 °F 81% 30.29 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 44.6 °F - 44.6 °F 100% 30.30 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 46.4 °F - 41.0 °F 81% 30.30 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 44.6 °F - 39.2 °F 81% 30.30 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 44.6 °F 43.1 °F 39.2 °F 81% 30.30 in 10.0 mi South 3.5 mph - N/A   Clear
3:55 AM 44.6 °F - 39.2 °F 81% 30.30 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:15 AM 44.6 °F - 44.6 °F 100% 30.30 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 44.6 °F - 39.2 °F 81% 30.30 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 44.6 °F - 39.2 °F 81% 30.31 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 42.8 °F - 37.4 °F 81% 30.31 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 41.0 °F - 37.4 °F 87% 30.31 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 41.0 °F - 41.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 41.0 °F - 37.4 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 44.6 °F - 41.0 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 48.2 °F - 44.6 °F 87% 30.33 in 10.0 mi SE 4.6 mph - N/A   Clear
7:35 AM 50.0 °F - 46.4 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 50.0 °F - 46.4 °F 87% 30.33 in 10.0 mi South 3.5 mph - N/A   Clear
8:15 AM 51.8 °F - 48.2 °F 88% 30.34 in 10.0 mi NNW 3.5 mph - N/A   Clear
8:35 AM 55.4 °F - 50.0 °F 82% 30.34 in 10.0 mi Calm Calm - N/A   Clear
9:15 AM 59.0 °F - 55.4 °F 88% 30.34 in 10.0 mi ENE 3.5 mph - N/A   Clear
9:35 AM 60.8 °F - 55.4 °F 82% 30.34 in 10.0 mi NE 3.5 mph - N/A   Partly Cloudy
9:55 AM 62.6 °F - 57.2 °F 82% 30.33 in 10.0 mi North 3.5 mph - N/A   Clear
10:15 AM 64.4 °F - 59.0 °F 83% 30.33 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:35 AM 68.0 °F - 62.6 °F 83% 30.32 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:55 AM 69.8 °F - 64.4 °F 83% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:15 AM 71.6 °F - 66.2 °F 83% 30.31 in 10.0 mi NNW 4.6 mph - N/A   Clear
11:35 AM 73.4 °F - 68.0 °F 83% 30.30 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 77.0 °F - 71.6 °F 83% 30.30 in 10.0 mi South 5.8 mph - N/A   Clear
12:15 PM 77.0 °F - 73.4 °F 89% 30.29 in 10.0 mi WSW 5.8 mph - N/A   Clear
12:35 PM 78.8 °F - 73.4 °F 83% 30.28 in 10.0 mi ENE 3.5 mph - N/A   Clear
12:50 PM 80.6 °F - 75.2 °F 84% 30.28 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Clear
1:15 PM 82.4 °F - 77.0 °F 84% 30.27 in 10.0 mi SW 10.4 mph 17.3 mph N/A   Clear
1:30 PM 82.4 °F - 77.0 °F 84% 30.27 in 10.0 mi South 11.5 mph 18.4 mph N/A   Clear
1:55 PM 82.4 °F - 77.0 °F 84% 30.26 in 10.0 mi WSW 5.8 mph 20.7 mph N/A   Clear
2:10 PM 82.4 °F - 77.0 °F 84% 30.26 in 10.0 mi SSW 6.9 mph - N/A   Clear
2:30 PM 82.4 °F - 77.0 °F 84% 30.26 in 10.0 mi SW 15.0 mph 18.4 mph N/A   Clear
2:50 PM 82.4 °F - 77.0 °F 84% 30.26 in 10.0 mi SW 15.0 mph 19.6 mph N/A   Clear
3:10 PM 80.6 °F - 77.0 °F 89% 30.25 in 10.0 mi WSW 13.8 mph 19.6 mph N/A   Clear
3:30 PM 82.4 °F - 77.0 °F 84% 30.25 in 10.0 mi SW 15.0 mph 23.0 mph N/A   Clear
3:50 PM 78.8 °F - 73.4 °F 83% 30.25 in 10.0 mi SW 13.8 mph 17.3 mph N/A   Clear
4:10 PM 77.0 °F - 73.4 °F 89% 30.25 in 10.0 mi SW 11.5 mph 18.4 mph N/A   Clear
4:30 PM 75.2 °F - 71.6 °F 89% 30.28 in 10.0 mi SSW 23.0 mph 29.9 mph N/A   Partly Cloudy
4:50 PM 64.4 °F - 59.0 °F 83% 30.29 in 7.0 mi South 23.0 mph 32.2 mph N/A   Mostly Cloudy
5:10 PM 64.4 °F - 59.0 °F 83% 30.31 in 10.0 mi SSW 15.0 mph 28.8 mph N/A   Overcast
5:30 PM 64.4 °F - 59.0 °F 83% 30.31 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
5:50 PM 62.6 °F - 59.0 °F 88% 30.30 in 10.0 mi SE 12.7 mph 19.6 mph N/A   Mostly Cloudy
6:10 PM 64.4 °F - 59.0 °F 83% 30.28 in 10.0 mi ESE 10.4 mph 17.3 mph N/A   Mostly Cloudy
6:30 PM 66.2 °F - 62.6 °F 88% 30.29 in 10.0 mi ESE 9.2 mph - N/A   Scattered Clouds
6:50 PM 66.2 °F - 60.8 °F 83% 30.29 in 10.0 mi Calm Calm - N/A   Clear
7:10 PM 66.2 °F - 62.6 °F 88% 30.29 in 10.0 mi SSE 6.9 mph - N/A   Clear
7:30 PM 68.0 °F - 62.6 °F 83% 30.28 in 10.0 mi East 5.8 mph - N/A   Clear
7:50 PM 66.2 °F - 62.6 °F 88% 30.28 in 10.0 mi NE 8.1 mph - N/A   Clear
8:10 PM 66.2 °F - 60.8 °F 83% 30.28 in 10.0 mi ENE 6.9 mph - N/A   Clear
8:30 PM 64.4 °F - 59.0 °F 83% 30.28 in 10.0 mi NE 6.9 mph - N/A   Clear
8:50 PM 62.6 °F - 59.0 °F 88% 30.29 in 10.0 mi East 5.8 mph - N/A   Clear
9:10 PM 62.6 °F - 57.2 °F 82% 30.29 in 10.0 mi ENE 8.1 mph - N/A   Clear
9:30 PM 60.8 °F - 55.4 °F 82% 30.30 in 10.0 mi ENE 4.6 mph - N/A   Clear
9:50 PM 59.0 °F - 53.6 °F 82% 30.33 in 10.0 mi NNW 3.5 mph - N/A   Clear
10:30 PM 55.4 °F - 50.0 °F 82% 30.32 in 10.0 mi Calm Calm - N/A   Clear
10:50 PM 55.4 °F - 50.0 °F 82% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:10 PM 53.6 °F - 48.2 °F 82% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:30 PM 55.4 °F - 51.8 °F 88% 30.29 in 10.0 mi SSE 3.5 mph - N/A   Clear
11:50 PM 57.2 °F - 53.6 °F 88% 30.28 in 10.0 mi ESE 6.9 mph - N/A   Clear