Weather History for Butte, MT

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Friday, June 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 48 °F 57 °F  
Max Temperature 59 °F 72 °F 94 °F (1900)
Min Temperature 37 °F 42 °F 29 °F (1942)
Degree Days  
Heating Degree Days 17 8  
Month to date heating degree days 202 225  
Since 1 June heating degree days 202 225  
Since 1 July heating degree days 8989 9157  
Cooling Degree Days 0 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 1 0  
Since 1 June cooling degree days 1 0  
Moisture  
Dew Point 37 °F    
Average Humidity 68    
Maximum Humidity 92    
Minimum Humidity 43    
Precipitation  
Precipitation 0.03 in 0.06 in 0.52 in (1916)
Month to date precipitation 1.27 1.73  
Year to date precipitation 4.58 6.64  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 23 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Jun. 21, 2013 Rise Set
Actual Time 5:39 AM MDT 9:24 PM MDT
Civil Twilight 5:00 AM MDT 10:02 PM MDT
Nautical Twilight 4:08 AM MDT 10:54 PM MDT
Astronomical Twilight 2:56 AM MDT 12:07 AM MDT
Moon 7:35 PM MDT (6/21) 4:03 AM MDT (6/21)
Length of Visible Light 17h 02m
Length of Day
15h 44m
Waxing Gibbous, 95% of the Moon is Illuminated
Jun 21
Waxing Gibbous
Jun 23
Full
Jun 29
Last Quarter
Jul 8
New
Jul 15
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 44.1 °F 40.8 °F 37.0 °F 76% 30.04 in 10.0 mi West 5.8 mph - N/A   Overcast
1:53 AM 43.0 °F - 37.9 °F 82% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 41.0 °F - 37.9 °F 89% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 AM 39.9 °F 37.8 °F 37.0 °F 89% 30.03 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
4:53 AM 37.0 °F 34.5 °F 35.1 °F 93% 30.03 in 10.0 mi SSE 3.5 mph - N/A   Clear
5:14 AM 37.4 °F 34.9 °F 35.6 °F 93% 30.08 in 10.0 mi ENE 3.5 mph - N/A   Scattered Clouds
5:36 AM 37.4 °F - 35.6 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 AM 37.0 °F 34.5 °F 35.1 °F 93% 30.04 in 10.0 mi SE 3.5 mph - N/A   Overcast
6:18 AM 37.4 °F - 35.6 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:24 AM 37.4 °F - 35.6 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:34 AM 37.4 °F - 35.6 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:43 AM 37.4 °F - 35.6 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 37.9 °F - 36.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 41.0 °F - 37.0 °F 86% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:03 AM 41.0 °F 39.0 °F 37.4 °F 87% 30.11 in 10.0 mi SSE 3.5 mph - N/A   Scattered Clouds
8:53 AM 43.0 °F - 37.0 °F 80% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:21 AM 44.6 °F - 37.4 °F 76% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 46.9 °F - 37.0 °F 68% 30.04 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 52.0 °F - 37.9 °F 59% 30.02 in 10.0 mi Variable 3.5 mph - N/A   Clear
11:53 AM 54.0 °F - 34.0 °F 47% 30.01 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 55.0 °F - 36.0 °F 49% 30.00 in 10.0 mi SE 12.7 mph 23.0 mph N/A   Mostly Cloudy
1:25 PM 51.8 °F - 37.4 °F 58% 30.09 in 10.0 mi SSW 17.3 mph 23.0 mph 0.00 in Rain Light Rain
1:53 PM 48.0 °F - 41.0 °F 77% 30.06 in 6.0 mi SSW 6.9 mph - 0.01 in Rain Light Rain
2:53 PM 48.9 °F - 41.0 °F 74% 30.07 in 10.0 mi SSE 9.2 mph - 0.02 in   Overcast
3:53 PM 55.0 °F - 37.9 °F 53% 30.03 in 10.0 mi Calm Calm - 0.00 in   Partly Cloudy
4:53 PM 57.0 °F - 36.0 °F 45% 30.04 in 10.0 mi NNE 4.6 mph - N/A   Overcast
5:53 PM 57.0 °F - 36.0 °F 45% 30.02 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
6:53 PM 57.0 °F - 35.1 °F 44% 30.02 in 10.0 mi WNW 16.1 mph 19.6 mph N/A Thunderstorm Partly Cloudy
7:02 PM 55.4 °F - 35.6 °F 47% 30.07 in 10.0 mi WNW 13.8 mph 18.4 mph N/A   Clear
7:53 PM 54.0 °F - 37.0 °F 53% 30.04 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
8:53 PM 51.1 °F - 37.9 °F 61% 30.06 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
9:53 PM 50.0 °F - 39.0 °F 66% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 48.0 °F - 39.9 °F 74% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 PM 46.9 °F - 39.9 °F 77% 30.04 in 10.0 mi Calm Calm - N/A   Overcast