Weather History for Butte, MT

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Thursday, August 29, 2013

  Actual Average Record
Temperature  
Mean Temperature 65 °F 58 °F  
Max Temperature 83 °F 76 °F 91 °F (1998)
Min Temperature 47 °F 41 °F 27 °F (1937)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 46 113  
Since 1 June heating degree days 307 500  
Since 1 July heating degree days 64 213  
Cooling Degree Days 0 0  
Month to date cooling degree days 15 24  
Year to date cooling degree days 96 75  
Since 1 June cooling degree days 96 75  
Growing Degree Days 15 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 59    
Maximum Humidity 93    
Minimum Humidity 24    
Precipitation  
Precipitation 0.36 in 0.04 in 0.50 in (1910)
Month to date precipitation 1.53 1.27  
Year to date precipitation 7.20 9.79  
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 4 mph (South)    
Max Wind Speed 31 mph    
Max Gust Speed 40 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 29, 2013 Rise Set
Actual Time 6:47 AM MDT 8:13 PM MDT
Civil Twilight 6:16 AM MDT 8:44 PM MDT
Nautical Twilight 5:38 AM MDT 9:21 PM MDT
Astronomical Twilight 4:58 AM MDT 10:01 PM MDT
Moon 12:32 AM MDT (8/29) 3:55 PM MDT (8/29)
Length of Visible Light 14h 27m
Length of Day
13h 25m
Last Quarter, 37% of the Moon is Illuminated
Aug 29
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 54.0 °F 50.0 °F 86% 30.05 in 10.0 mi ESE 3.5 mph - N/A   Clear
1:53 AM 51.1 °F 48.9 °F 92% 30.11 in 10.0 mi SSE 4.6 mph - N/A   Clear
2:53 AM 51.1 °F 48.0 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 50.0 °F 48.0 °F 93% 30.10 in 10.0 mi SSE 4.6 mph - N/A   Clear
4:53 AM 48.9 °F 46.9 °F 93% 30.09 in 10.0 mi ESE 4.6 mph - N/A   Partly Cloudy
5:53 AM 48.9 °F 46.0 °F 90% 30.10 in 10.0 mi SSW 3.5 mph - N/A   Clear
6:53 AM 48.0 °F 46.0 °F 93% 30.10 in 10.0 mi SSE 3.5 mph - N/A   Clear
7:53 AM 48.0 °F 46.0 °F 93% 30.12 in 10.0 mi ESE 4.6 mph - N/A   Clear
8:53 AM 55.9 °F 50.0 °F 80% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 62.1 °F 50.0 °F 65% 30.10 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 70.0 °F 50.0 °F 49% 30.07 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 75.9 °F 51.1 °F 42% 30.05 in 10.0 mi NW 4.6 mph - N/A   Clear
12:53 PM 77.0 °F 50.0 °F 39% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:53 PM 78.1 °F 48.9 °F 36% 30.02 in 10.0 mi ESE 8.1 mph - N/A   Partly Cloudy
2:53 PM 82.0 °F 46.0 °F 28% 29.99 in 10.0 mi SE 10.4 mph - N/A   Clear
3:53 PM 82.0 °F 43.0 °F 25% 29.98 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
4:53 PM 81.0 °F 43.0 °F 26% 29.97 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
5:53 PM 82.9 °F 43.0 °F 24% 29.96 in 10.0 mi South 9.2 mph 18.4 mph N/A   Scattered Clouds
6:53 PM 80.1 °F 45.0 °F 29% 29.96 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
7:53 PM 75.0 °F 48.9 °F 40% 29.97 in 10.0 mi Calm Calm - 0.00 in Thunderstorm Mostly Cloudy
8:14 PM 62.6 °F 53.6 °F 72% 30.19 in 1.8 mi South 18.4 mph 40.3 mph 0.22 in Rain , Thunderstorm Heavy Thunderstorms and Rain
8:20 PM 66.2 °F 48.2 °F 52% 30.17 in 3.0 mi Variable 6.9 mph 25.3 mph 0.24 in Rain , Thunderstorm Heavy Thunderstorms and Rain
8:44 PM 62.6 °F 51.8 °F 68% 30.22 in 10.0 mi SSW 20.7 mph 27.6 mph 0.25 in Thunderstorm Thunderstorm
8:53 PM 60.1 °F 53.1 °F 78% 30.08 in 3.0 mi South 5.8 mph 27.6 mph 0.35 in Rain , Thunderstorm Heavy Thunderstorms and Rain
9:05 PM 60.8 °F 53.6 °F 77% 30.19 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
9:53 PM 57.9 °F 55.0 °F 90% 30.07 in 10.0 mi South 5.8 mph - 0.01 in   Clear
10:53 PM 55.9 °F 54.0 °F 93% 30.06 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
11:53 PM 55.0 °F 53.1 °F 93% 30.06 in 10.0 mi SSE 6.9 mph - N/A   Clear