Weather History for Spokane, WA

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Tuesday, December 11, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F 27 °F  
Max Temperature 38 °F 32 °F 55 °F (1924)
Min Temperature 33 °F 23 °F -9 °F (1922)
Degree Days  
Heating Degree Days 29 38  
Month to date heating degree days 314 401  
Since 1 July heating degree days 1699 2068  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 535 450  
Moisture  
Dew Point 32 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 76    
Precipitation  
Precipitation 0.03 in 0.07 in 0.63 in (1955)
Month to date precipitation 0.92 0.89  
Year to date precipitation 19.66 15.15  
Snow  
Snow T in 0.50 in 3.90 in (1894)
Month to date snowfall 0.3 4.7  
Since 1 July snowfall 6.2 12.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.73 in    
Wind  
Wind Speed 5 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 8 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 11, 2012 Rise Set
Actual Time 7:28 AM PST 3:58 PM PST
Civil Twilight 6:52 AM PST 4:34 PM PST
Nautical Twilight 6:13 AM PST 5:13 PM PST
Astronomical Twilight 5:36 AM PST 5:50 PM PST
Moon 5:25 AM PST (12/11) 2:44 PM PST (12/11)
Length of Visible Light 9h 41m
Length of Day
8h 29m
Waning Crescent, 4% of the Moon is Illuminated
Dec 11
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:22 AM 33.8 °F 25.8 °F 33.8 °F 100% 29.95 in 6.0 mi South 10.4 mph - N/A   Overcast
12:53 AM 34.0 °F 27.2 °F 34.0 °F 100% 29.99 in 1.0 mi South 8.1 mph - N/A   Overcast
1:09 AM 33.8 °F 25.3 °F 33.8 °F 100% 29.93 in 3.0 mi South 11.5 mph - N/A   Overcast
1:53 AM 34.0 °F 26.6 °F 33.1 °F 96% 29.98 in 3.0 mi SSW 9.2 mph - N/A   Overcast
2:53 AM 35.1 °F 27.9 °F 34.0 °F 96% 29.93 in 3.0 mi South 9.2 mph - N/A   Overcast
3:53 AM 35.1 °F 26.9 °F 33.1 °F 92% 29.90 in 10.0 mi SSW 11.5 mph - N/A   Overcast
4:39 AM 35.6 °F 27.1 °F 33.8 °F 93% 29.81 in 10.0 mi SSW 12.7 mph - N/A   Overcast
4:53 AM 35.1 °F 26.4 °F 33.1 °F 92% 29.86 in 10.0 mi SSW 12.7 mph - N/A   Overcast
5:53 AM 35.1 °F 28.6 °F 32.0 °F 89% 29.83 in 10.0 mi SSW 8.1 mph - N/A   Overcast
6:53 AM 35.1 °F 27.9 °F 30.9 °F 85% 29.81 in 10.0 mi South 9.2 mph - N/A   Overcast
7:53 AM 34.0 °F 26.6 °F 30.9 °F 89% 29.77 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
8:53 AM 34.0 °F 26.6 °F 30.9 °F 89% 29.75 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
9:53 AM 36.0 °F 30.3 °F 30.9 °F 82% 29.73 in 10.0 mi South 6.9 mph - N/A   Overcast
10:53 AM 36.0 °F 32.1 °F 30.9 °F 82% 29.71 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
11:53 AM 37.0 °F 34.5 °F 30.9 °F 79% 29.67 in 10.0 mi South 3.5 mph - N/A   Overcast
12:53 PM 37.0 °F 33.3 °F 30.9 °F 79% 29.65 in 10.0 mi SSE 4.6 mph - N/A   Overcast
1:53 PM 37.0 °F 34.5 °F 32.0 °F 82% 29.61 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
2:53 PM 37.9 °F - 32.0 °F 79% 29.60 in 10.0 mi Calm Calm - N/A   Overcast
3:53 PM 35.1 °F - 32.0 °F 89% 29.60 in 10.0 mi Calm Calm - N/A   Overcast
4:53 PM 36.0 °F - 32.0 °F 86% 29.59 in 10.0 mi Calm Calm - N/A   Overcast
5:53 PM 36.0 °F - 30.9 °F 82% 29.59 in 10.0 mi Calm Calm - 0.00 in   Overcast
6:53 PM 35.1 °F 31.0 °F 32.0 °F 89% 29.58 in 10.0 mi SSW 4.6 mph - 0.00 in Rain Light Rain
7:53 PM 35.1 °F - 33.1 °F 92% 29.58 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:15 PM 35.6 °F 32.8 °F 33.8 °F 93% 29.53 in 10.0 mi Variable 3.5 mph - N/A   Overcast
8:53 PM 34.0 °F - 33.1 °F 96% 29.58 in 10.0 mi Calm Calm - N/A   Overcast
9:18 PM 33.8 °F 30.8 °F 33.8 °F 100% 29.54 in 10.0 mi South 3.5 mph - N/A   Overcast
9:53 PM 34.0 °F - 33.1 °F 96% 29.58 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 34.0 °F - 33.1 °F 96% 29.59 in 7.0 mi Calm Calm - 0.00 in Rain Light Rain
11:53 PM 33.1 °F - 33.1 °F 100% 29.59 in 4.0 mi Calm Calm - 0.02 in Snow Light Snow