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Monday, December 30, 2013

  Actual Average (KBOI) Record (KBOI)
Temperature  
Mean Temperature 22 °F 30 °F  
Max Temperature 32 °F 36 °F 57 °F (1917)
Min Temperature 12 °F 23 °F -9 °F (1990)
Degree Days  
Heating Degree Days 43 35  
Month to date heating degree days 1023  
Since 1 July heating degree days 2277  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 942  
Moisture  
Dew Point 16 °F    
Average Humidity 71    
Maximum Humidity 79    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in 0.05 in 0.86 in (2002)
Month to date precipitation 1.50  
Year to date precipitation 11.68  
Snow  
Snow 0.00 in 0.20 in 4.00 in (1941)
Month to date snowfall 6.7  
Since 1 July snowfall 9.4  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.36 in    
Wind  
Wind Speed 3 mph (NNE)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 5 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 30, 2013 Rise Set
Actual Time 8:19 AM MST 5:18 PM MST
Civil Twilight 7:47 AM MST 5:51 PM MST
Nautical Twilight 7:10 AM MST 6:27 PM MST
Astronomical Twilight 6:36 AM MST 7:02 PM MST
Moon 6:12 AM MST (12/30) 3:57 PM MST (12/30)
Length of Visible Light 10h 04m
Length of Day
8h 58m
Waning Crescent, 4% of the Moon is Illuminated
Dec 30
Waning Crescent
Jan 1
New
Jan 7
First Quarter
Jan 15
Full
Jan 23
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 17.6 °F 10.7 °F 10.4 °F 73% 30.37 in 3.0 mi NE 4.6 mph - N/A   Clear
12:35 AM 15.8 °F 10.2 °F 8.6 °F 73% 30.37 in 2.5 mi NE 3.5 mph - N/A   Clear
12:55 AM 17.6 °F - 8.6 °F 68% 30.37 in 3.0 mi Calm Calm - N/A   Clear
1:15 AM 17.6 °F - 10.4 °F 73% 30.37 in 3.0 mi Calm Calm - N/A   Clear
1:35 AM 17.6 °F - 10.4 °F 73% 30.37 in 3.0 mi Calm Calm - N/A   Clear
1:55 AM 17.6 °F - 12.2 °F 79% 30.37 in 4.0 mi Calm Calm - N/A   Clear
2:15 AM 17.6 °F 10.7 °F 10.4 °F 73% 30.36 in 3.0 mi SSW 4.6 mph - N/A   Clear
2:35 AM 19.4 °F 14.3 °F 10.4 °F 68% 30.37 in 3.0 mi SSW 3.5 mph - N/A   Clear
2:55 AM 19.4 °F - 12.2 °F 74% 30.38 in 3.0 mi Calm Calm - N/A   Clear
3:15 AM 17.6 °F - 10.4 °F 73% 30.38 in 2.5 mi Calm Calm - N/A   Clear
3:35 AM 14.0 °F 3.9 °F 6.8 °F 73% 30.39 in 3.0 mi NE 6.9 mph - N/A   Clear
3:55 AM 12.2 °F 1.7 °F 5.0 °F 73% 30.38 in 4.0 mi ENE 6.9 mph - N/A   Clear
4:15 AM 15.8 °F 7.2 °F 6.8 °F 68% 30.38 in 4.0 mi East 5.8 mph - N/A   Clear
4:35 AM 15.8 °F 10.2 °F 8.6 °F 73% 30.38 in 4.0 mi ESE 3.5 mph - N/A   Clear
4:55 AM 15.8 °F - 8.6 °F 73% 30.38 in 4.0 mi Calm Calm - N/A   Clear
5:15 AM 17.6 °F - 10.4 °F 73% 30.38 in 0.5 mi Calm Calm - N/A   Overcast
5:35 AM 17.6 °F - 10.4 °F 73% 30.39 in 0.2 mi Calm Calm - N/A   Overcast
5:55 AM 17.6 °F - 8.6 °F 68% 30.38 in 0.5 mi Calm Calm - N/A   Unknown
6:15 AM 17.6 °F - 10.4 °F 73% 30.38 in 2.5 mi Calm Calm - N/A   Clear
6:35 AM 17.6 °F 12.3 °F 10.4 °F 73% 30.39 in 5.0 mi ENE 3.5 mph - N/A   Clear
6:55 AM 17.6 °F 12.3 °F 10.4 °F 73% 30.39 in 5.0 mi East 3.5 mph - N/A   Clear
7:15 AM 17.6 °F 12.3 °F 10.4 °F 73% 30.40 in 4.0 mi East 3.5 mph - N/A   Mostly Cloudy
7:35 AM 17.6 °F 10.7 °F 10.4 °F 73% 30.39 in 5.0 mi SE 4.6 mph - N/A   Scattered Clouds
7:55 AM 17.6 °F - 10.4 °F 73% 30.39 in 5.0 mi Calm Calm - N/A   Clear
8:15 AM 17.6 °F - 10.4 °F 73% 30.39 in 4.0 mi Calm Calm - N/A   Clear
8:35 AM 17.6 °F - 8.6 °F 68% 30.39 in 4.0 mi Calm Calm - N/A   Clear
8:55 AM 17.6 °F 12.3 °F 10.4 °F 73% 30.40 in 3.0 mi ENE 3.5 mph - N/A   Clear
9:15 AM 19.4 °F 12.8 °F 10.4 °F 68% 30.40 in 4.0 mi ENE 4.6 mph - N/A   Clear
9:35 AM 19.4 °F 12.8 °F 12.2 °F 74% 30.40 in 3.0 mi ENE 4.6 mph - N/A   Clear
9:55 AM 21.2 °F 14.9 °F 12.2 °F 68% 30.41 in 4.0 mi East 4.6 mph - N/A   Clear
10:15 AM 21.2 °F - 14.0 °F 74% 30.41 in 4.0 mi Calm Calm - N/A   Clear
10:35 AM 23.0 °F - 15.8 °F 74% 30.41 in 4.0 mi Calm Calm - N/A   Partly Cloudy
10:55 AM 24.8 °F - 15.8 °F 69% 30.41 in 4.0 mi Calm Calm - N/A   Clear
11:15 AM 24.8 °F 19.1 °F 17.6 °F 74% 30.40 in 5.0 mi East 4.6 mph - N/A   Clear
11:35 AM 26.6 °F - 17.6 °F 69% 30.40 in 5.0 mi Calm Calm - N/A   Clear
11:55 AM 28.4 °F 23.3 °F 17.6 °F 64% 30.39 in 5.0 mi East 4.6 mph - N/A   Clear
12:15 PM 28.4 °F - 19.4 °F 69% 30.39 in 7.0 mi Calm Calm - N/A   Partly Cloudy
12:35 PM 30.2 °F 26.7 °F 19.4 °F 64% 30.37 in 7.0 mi NE 3.5 mph - N/A   Mostly Cloudy
12:55 PM 30.2 °F 26.7 °F 21.2 °F 69% 30.36 in 6.0 mi NNE 3.5 mph - N/A   Overcast
1:15 PM 32.0 °F 28.7 °F 21.2 °F 64% 30.35 in 7.0 mi NE 3.5 mph - N/A   Scattered Clouds
1:35 PM 30.2 °F 25.4 °F 21.2 °F 69% 30.35 in 6.0 mi NNE 4.6 mph - N/A   Clear
1:55 PM 32.0 °F 28.7 °F 21.2 °F 64% 30.34 in 8.0 mi NE 3.5 mph - N/A   Clear
2:15 PM 32.0 °F - 21.2 °F 64% 30.33 in 9.0 mi Calm Calm - N/A   Clear
2:35 PM 32.0 °F 28.7 °F 21.2 °F 64% 30.33 in 9.0 mi NNE 3.5 mph - N/A   Clear
2:55 PM 32.0 °F 28.7 °F 21.2 °F 64% 30.32 in 9.0 mi NE 3.5 mph - N/A   Clear
3:15 PM 32.0 °F 27.5 °F 21.2 °F 64% 30.32 in 8.0 mi NNE 4.6 mph - N/A   Clear
3:35 PM 32.0 °F - 21.2 °F 64% 30.31 in 9.0 mi Calm Calm - N/A   Clear
3:55 PM 32.0 °F 27.5 °F 23.0 °F 69% 30.31 in 9.0 mi NE 4.6 mph - N/A   Clear
4:15 PM 32.0 °F - 23.0 °F 69% 30.31 in 10.0 mi Calm Calm - N/A   Clear
4:35 PM 30.2 °F 23.4 °F 21.2 °F 69% 30.32 in 9.0 mi NW 6.9 mph - N/A   Clear
4:55 PM 30.2 °F 23.4 °F 21.2 °F 69% 30.31 in 6.0 mi WNW 6.9 mph - N/A   Clear
5:15 PM 30.2 °F 22.6 °F 21.2 °F 69% 30.31 in 5.0 mi WNW 8.1 mph - N/A   Clear
5:35 PM 28.4 °F 21.2 °F 19.4 °F 69% 30.30 in 5.0 mi NW 6.9 mph - N/A   Clear
5:55 PM 28.4 °F 21.2 °F 19.4 °F 69% 30.31 in 6.0 mi WNW 6.9 mph - N/A   Clear
6:15 PM 28.4 °F 22.2 °F 19.4 °F 69% 30.31 in 7.0 mi WNW 5.8 mph - N/A   Scattered Clouds
6:35 PM 28.4 °F 21.2 °F 19.4 °F 69% 30.31 in 6.0 mi WNW 6.9 mph - N/A   Scattered Clouds
6:55 PM 28.4 °F 21.2 °F 19.4 °F 69% 30.32 in 7.0 mi West 6.9 mph - N/A   Mostly Cloudy
7:15 PM 28.4 °F 21.2 °F 19.4 °F 69% 30.32 in 7.0 mi West 6.9 mph - N/A   Overcast
7:35 PM 28.4 °F 19.7 °F 19.4 °F 69% 30.33 in 6.0 mi WNW 9.2 mph - N/A   Overcast
7:55 PM 26.6 °F 17.5 °F 19.4 °F 74% 30.34 in 7.0 mi WNW 9.2 mph - N/A   Overcast
8:15 PM 26.6 °F 19.1 °F 19.4 °F 74% 30.34 in 6.0 mi WNW 6.9 mph - N/A   Overcast
8:35 PM 28.4 °F 22.2 °F 19.4 °F 69% 30.34 in 6.0 mi WNW 5.8 mph - N/A   Overcast
8:55 PM 28.4 °F 24.6 °F 19.4 °F 69% 30.34 in 7.0 mi WSW 3.5 mph - N/A   Overcast
9:15 PM 28.4 °F 23.3 °F 19.4 °F 69% 30.33 in 8.0 mi South 4.6 mph - N/A   Overcast
9:35 PM 28.4 °F 23.3 °F 19.4 °F 69% 30.33 in 5.0 mi SW 4.6 mph - N/A   Overcast
9:55 PM 28.4 °F 22.2 °F 21.2 °F 74% 30.34 in 6.0 mi WSW 5.8 mph - N/A   Overcast
10:15 PM 28.4 °F 23.3 °F 21.2 °F 74% 30.34 in 5.0 mi West 4.6 mph - N/A   Overcast
10:35 PM 28.4 °F - 21.2 °F 74% 30.34 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
10:55 PM 28.4 °F - 21.2 °F 74% 30.34 in 5.0 mi Calm Calm - N/A   Overcast
11:15 PM 28.4 °F - 21.2 °F 74% 30.34 in 5.0 mi Calm Calm - N/A   Overcast
11:35 PM 28.4 °F - 21.2 °F 74% 30.34 in 5.0 mi Calm Calm - N/A   Overcast
11:55 PM 28.4 °F 22.2 °F 21.2 °F 74% 30.35 in 4.0 mi NNW 5.8 mph - N/A   Overcast