Weather History for Boise, ID

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Friday, December 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F 30 °F  
Max Temperature 41 °F 37 °F 64 °F (1929)
Min Temperature 31 °F 24 °F -9 °F (1972)
Degree Days  
Heating Degree Days 29 35  
Month to date heating degree days 336 463  
Since 1 July heating degree days 1316 1717  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1274 942  
Moisture  
Dew Point 29 °F    
Average Humidity 74    
Maximum Humidity 89    
Minimum Humidity 59    
Precipitation  
Precipitation T in 0.05 in 0.84 in (1897)
Month to date precipitation 0.84 0.69  
Year to date precipitation 11.31 10.87  
Snow  
Snow T in 0.20 in 1.40 in (1963)
Month to date snowfall 0.8 2.8  
Since 1 July snowfall 0.8 5.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 3 mph (WNW)    
Max Wind Speed 9 mph    
Max Gust Speed 12 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 14, 2012 Rise Set
Actual Time 8:10 AM MST 5:08 PM MST
Civil Twilight 7:38 AM MST 5:41 PM MST
Nautical Twilight 7:02 AM MST 6:17 PM MST
Astronomical Twilight 6:27 AM MST 6:52 PM MST
Moon 9:17 AM MST (12/14) 7:08 PM MST (12/14)
Length of Visible Light 10h 03m
Length of Day
8h 58m
Waxing Crescent, 3% of the Moon is Illuminated
Dec 14
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 35.1 °F - 28.9 °F 78% 29.84 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 34.0 °F 31.0 °F 28.9 °F 82% 29.80 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
2:53 AM 33.1 °F 26.9 °F 28.9 °F 85% 29.81 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
3:01 AM 33.8 °F 27.0 °F 28.4 °F 81% 29.77 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
3:30 AM 33.8 °F 29.6 °F 28.4 °F 81% 29.77 in 10.0 mi NNE 4.6 mph - N/A   Overcast
3:53 AM 33.1 °F 27.7 °F 28.9 °F 85% 29.81 in 9.0 mi North 5.8 mph - N/A   Overcast
4:30 AM 33.8 °F - 30.2 °F 87% 29.76 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 33.8 °F - 30.2 °F 87% 29.76 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 34.0 °F 31.0 °F 30.0 °F 85% 29.78 in 10.0 mi SE 3.5 mph - N/A   Overcast
6:19 AM 33.8 °F 30.8 °F 30.2 °F 87% 29.73 in 10.0 mi SSE 3.5 mph - N/A   Overcast
6:53 AM 34.0 °F - 30.0 °F 85% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 34.0 °F - 30.0 °F 85% 29.77 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 34.0 °F - 30.0 °F 85% 29.78 in 8.0 mi Calm Calm - N/A   Overcast
9:53 AM 35.1 °F - 30.0 °F 82% 29.78 in 8.0 mi Calm Calm - N/A   Overcast
10:53 AM 37.0 °F - 30.0 °F 76% 29.79 in 10.0 mi Calm Calm - N/A   Overcast
11:53 AM 37.9 °F - 30.0 °F 73% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
12:53 PM 39.9 °F 35.1 °F 28.9 °F 65% 29.75 in 10.0 mi NNW 6.9 mph - N/A   Overcast
1:53 PM 39.9 °F 35.1 °F 28.0 °F 63% 29.75 in 10.0 mi NW 6.9 mph - N/A   Overcast
2:53 PM 41.0 °F 36.4 °F 28.0 °F 60% 29.75 in 10.0 mi North 6.9 mph - N/A   Overcast
3:53 PM 39.9 °F 35.8 °F 28.0 °F 63% 29.77 in 10.0 mi North 5.8 mph - N/A   Overcast
4:53 PM 39.0 °F 35.7 °F 28.0 °F 65% 29.79 in 10.0 mi NNW 4.6 mph - N/A   Overcast
5:53 PM 39.0 °F 36.8 °F 27.0 °F 62% 29.81 in 10.0 mi North 3.5 mph - N/A   Overcast
6:53 PM 37.9 °F 35.5 °F 28.0 °F 68% 29.83 in 10.0 mi WNW 3.5 mph - N/A   Overcast
7:53 PM 36.0 °F - 28.9 °F 76% 29.85 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 36.0 °F 32.1 °F 28.0 °F 73% 29.87 in 10.0 mi West 4.6 mph - N/A   Overcast
9:53 PM 36.0 °F 33.3 °F 28.9 °F 76% 29.88 in 10.0 mi WNW 3.5 mph - N/A   Overcast
10:06 PM 35.6 °F 32.8 °F 28.4 °F 75% 29.85 in 10.0 mi WNW 3.5 mph - N/A   Overcast
10:49 PM 35.6 °F 30.7 °F 28.4 °F 75% 29.85 in 10.0 mi WNW 5.8 mph - N/A   Overcast
10:53 PM 36.0 °F 31.1 °F 28.9 °F 76% 29.88 in 10.0 mi WNW 5.8 mph - N/A   Overcast
11:36 PM 35.6 °F 29.9 °F 30.2 °F 81% 29.86 in 10.0 mi WNW 6.9 mph - N/A   Overcast
11:44 PM 35.6 °F 29.9 °F 30.2 °F 81% 29.86 in 10.0 mi WNW 6.9 mph - N/A   Overcast
11:53 PM 36.0 °F 30.3 °F 30.0 °F 79% 29.89 in 10.0 mi WNW 6.9 mph - N/A   Overcast