Weather History for West Yellowstone, MT

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Friday, July 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F -  
Max Temperature 82 °F 79 °F 82 °F (2012)
Min Temperature 37 °F 41 °F 35 °F (2012)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 89    
Maximum Humidity 100    
Minimum Humidity 82    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 2 mph (NW)    
Max Wind Speed 12 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events Rain    
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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Astronomy

Jul. 19, 2013 Rise Set
Actual Time 5:57 AM MDT 9:03 PM MDT
Civil Twilight 5:22 AM MDT 9:38 PM MDT
Nautical Twilight 4:36 AM MDT 10:23 PM MDT
Astronomical Twilight 3:42 AM MDT 11:18 PM MDT
Moon 6:09 PM MDT (7/19) 2:42 AM MDT (7/19)
Length of Visible Light 16h 16m
Length of Day
15h 06m
Waxing Gibbous, 87% of the Moon is Illuminated
Jul 19
Waxing Gibbous
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 48.2 °F - 48.2 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
12:30 AM 48.2 °F - 44.6 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
12:50 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.33 in 10.0 mi SSW 3.5 mph - N/A   Clear
1:10 AM 44.6 °F - 44.6 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
1:30 AM 44.6 °F - 44.6 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
1:50 AM 44.6 °F - 44.6 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
2:10 AM 44.6 °F - 44.6 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
2:30 AM 41.0 °F - 41.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
2:50 AM 41.0 °F - 41.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
3:10 AM 41.0 °F 39.0 °F 41.0 °F 100% 30.32 in 10.0 mi SSW 3.5 mph - N/A   Clear
3:30 AM 41.0 °F - 41.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
3:50 AM 41.0 °F - 41.0 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
4:10 AM 39.2 °F - 39.2 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
4:30 AM 39.2 °F - 39.2 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
4:50 AM 39.2 °F - 39.2 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:10 AM 39.2 °F - 39.2 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:30 AM 37.4 °F - 37.4 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
5:50 AM 37.4 °F - 37.4 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:10 AM 37.4 °F - 37.4 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:30 AM 39.2 °F - 39.2 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
6:50 AM 41.0 °F - 39.2 °F 93% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:10 AM 44.6 °F - 42.8 °F 93% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:30 AM 48.2 °F - 44.6 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
7:50 AM 50.0 °F - 46.4 °F 87% 30.33 in 10.0 mi Calm Calm - N/A   Clear
8:10 AM 53.6 °F - 48.2 °F 82% 30.33 in 10.0 mi Calm Calm - N/A   Clear
8:30 AM 55.4 °F - 50.0 °F 82% 30.33 in 10.0 mi Calm Calm - N/A   Clear
8:50 AM 57.2 °F - 51.8 °F 82% 30.33 in 10.0 mi Calm Calm - N/A   Clear
9:10 AM 59.0 °F - 55.4 °F 88% 30.33 in 10.0 mi NE 3.5 mph - N/A   Clear
9:30 AM 62.6 °F - 57.2 °F 82% 30.32 in 10.0 mi NE 3.5 mph - N/A   Clear
9:50 AM 64.4 °F - 59.0 °F 83% 30.31 in 10.0 mi Calm Calm - N/A   Clear
10:10 AM 66.2 °F - 60.8 °F 83% 30.31 in 10.0 mi NNW 4.6 mph - N/A   Clear
10:30 AM 66.2 °F - 62.6 °F 88% 30.30 in 10.0 mi Calm Calm - N/A   Clear
10:50 AM 69.8 °F - 64.4 °F 83% 30.30 in 10.0 mi Calm Calm - N/A   Clear
11:10 AM 71.6 °F - 66.2 °F 83% 30.29 in 10.0 mi Calm Calm - N/A   Clear
11:30 AM 73.4 °F - 68.0 °F 83% 30.29 in 10.0 mi Calm Calm - N/A   Clear
11:50 AM 73.4 °F - 69.8 °F 88% 30.28 in 10.0 mi Calm Calm - N/A   Clear
12:10 PM 75.2 °F - 71.6 °F 89% 30.27 in 10.0 mi ENE 3.5 mph - N/A   Clear
12:30 PM 77.0 °F - 73.4 °F 89% 30.27 in 10.0 mi NNE 5.8 mph - N/A Rain Light Rain
12:50 PM 77.0 °F - 73.4 °F 89% 30.26 in 10.0 mi West 6.9 mph - N/A   Clear
1:10 PM 77.0 °F - 73.4 °F 89% 30.26 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:30 PM 78.8 °F - 73.4 °F 83% 30.25 in 10.0 mi NNW 4.6 mph 16.1 mph N/A   Clear
1:50 PM 80.6 °F - 75.2 °F 84% 30.25 in 10.0 mi North 10.4 mph - N/A   Clear
2:10 PM 80.6 °F - 75.2 °F 84% 30.25 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
2:30 PM 80.6 °F - 77.0 °F 89% 30.24 in 10.0 mi WNW 9.2 mph - N/A   Clear
2:50 PM 80.6 °F - 75.2 °F 84% 30.24 in 10.0 mi NNW 10.4 mph 21.9 mph N/A   Clear
3:10 PM 82.4 °F - 77.0 °F 84% 30.23 in 10.0 mi NW 11.5 mph 16.1 mph N/A   Clear
3:30 PM 82.4 °F - 77.0 °F 84% 30.23 in 10.0 mi West 9.2 mph - N/A   Clear
3:50 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi North 9.2 mph - N/A   Clear
4:10 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi NW 6.9 mph 18.4 mph N/A   Clear
4:30 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi NNW 9.2 mph 17.3 mph N/A   Clear
4:50 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi WNW 6.9 mph - N/A   Clear
5:10 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi WSW 9.2 mph 18.4 mph N/A   Clear
5:30 PM 82.4 °F - 77.0 °F 84% 30.22 in 10.0 mi West 6.9 mph 18.4 mph N/A   Clear
5:50 PM 82.4 °F - 77.0 °F 84% 30.21 in 10.0 mi NNW 11.5 mph 16.1 mph N/A   Clear
6:10 PM 80.6 °F - 75.2 °F 84% 30.20 in 10.0 mi NW 6.9 mph - N/A   Clear
6:30 PM 80.6 °F - 75.2 °F 84% 30.20 in 10.0 mi North 9.2 mph - N/A   Clear
6:50 PM 80.6 °F - 75.2 °F 84% 30.20 in 10.0 mi NNW 9.2 mph - N/A   Clear
7:10 PM 80.6 °F - 75.2 °F 84% 30.19 in 10.0 mi WNW 4.6 mph - N/A   Clear
7:30 PM 80.6 °F - 75.2 °F 84% 30.19 in 10.0 mi NNW 5.8 mph - N/A   Clear
7:50 PM 78.8 °F - 73.4 °F 83% 30.19 in 10.0 mi NW 5.8 mph - N/A   Clear
8:10 PM 77.0 °F - 73.4 °F 89% 30.19 in 10.0 mi NNW 3.5 mph - N/A   Clear
8:30 PM 75.2 °F - 69.8 °F 83% 30.19 in 10.0 mi NNW 4.6 mph - N/A   Clear
8:50 PM 69.8 °F - 64.4 °F 83% 30.19 in 10.0 mi Calm Calm - N/A   Clear
9:10 PM 64.4 °F - 59.0 °F 83% 30.19 in 10.0 mi West 3.5 mph - N/A   Clear
9:30 PM 60.8 °F - 57.2 °F 88% 30.19 in 10.0 mi Calm Calm - N/A   Clear
9:50 PM 59.0 °F - 53.6 °F 82% 30.20 in 10.0 mi Calm Calm - N/A   Clear
10:10 PM 57.2 °F - 53.6 °F 88% 30.21 in 10.0 mi Calm Calm - N/A   Clear
10:30 PM 55.4 °F - 50.0 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Clear
10:50 PM 53.6 °F - 50.0 °F 88% 30.21 in 10.0 mi Calm Calm - N/A   Clear
11:10 PM 55.4 °F - 50.0 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Clear
11:30 PM 51.8 °F - 48.2 °F 88% 30.22 in 10.0 mi SW 3.5 mph - N/A   Clear
11:50 PM 50.0 °F - 46.4 °F 87% 30.22 in 10.0 mi Calm Calm - N/A   Clear