Weather History for KALW - December, 2012

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Tuesday, December 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 61 °F 45 °F 64 °F (1975)
Min Temperature 48 °F 31 °F 3 °F (1972)
Degree Days  
Heating Degree Days 10    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 42 °F    
Average Humidity 57    
Maximum Humidity 72    
Minimum Humidity 37    
Precipitation  
Precipitation 0.16 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 21 mph (South)    
Max Wind Speed 30 mph    
Max Gust Speed 43 mph    
Visibility 10 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 04, 2012 Rise Set
Actual Time 7:18 AM PST 4:08 PM PST
Civil Twilight 6:44 AM PST 4:42 PM PST
Nautical Twilight 6:07 AM PST 5:19 PM PST
Astronomical Twilight 5:30 AM PST 5:56 PM PST
Moon 10:13 PM PST (12/4) 11:03 AM PST (12/4)
Length of Visible Light 9h 57m
Length of Day
8h 49m
Waning Gibbous, 68% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.9 °F 30.0 °F 37% 29.79 in 10.0 mi South 21.9 mph 32.2 mph N/A   Mostly Cloudy
1:53 AM 50.0 °F 37.9 °F 63% 29.82 in 10.0 mi SSE 21.9 mph 31.1 mph 0.00 in Rain Light Rain
2:53 AM 48.9 °F 39.0 °F 69% 29.76 in 9.0 mi SSE 24.2 mph 41.4 mph 0.05 in Rain Light Rain
3:53 AM 52.0 °F 39.9 °F 63% 29.73 in 9.0 mi SSE 23.0 mph 32.2 mph 0.03 in Rain Rain
4:53 AM 55.9 °F 42.1 °F 60% 29.74 in 10.0 mi South 28.8 mph 34.5 mph 0.03 in   Overcast
5:53 AM 57.0 °F 42.1 °F 57% 29.76 in 10.0 mi South 29.9 mph 42.6 mph N/A   Overcast
6:53 AM 57.0 °F 42.1 °F 57% 29.80 in 10.0 mi South 23.0 mph 33.4 mph N/A   Overcast
7:53 AM 57.0 °F 43.0 °F 59% 29.82 in 10.0 mi South 21.9 mph 32.2 mph N/A   Overcast
8:53 AM 55.9 °F 42.1 °F 60% 29.83 in 10.0 mi SSE 16.1 mph 23.0 mph N/A   Overcast
9:53 AM 57.0 °F 42.1 °F 57% 29.84 in 10.0 mi SSE 20.7 mph 26.5 mph N/A   Overcast
10:53 AM 57.9 °F 42.1 °F 56% 29.83 in 10.0 mi South 20.7 mph 26.5 mph N/A   Overcast
11:53 AM 60.1 °F 43.0 °F 53% 29.82 in 10.0 mi South 19.6 mph 25.3 mph N/A   Overcast
12:53 PM 61.0 °F 43.0 °F 52% 29.81 in 10.0 mi South 20.7 mph 29.9 mph N/A   Overcast
1:53 PM 59.0 °F 44.1 °F 58% 29.81 in 10.0 mi South 11.5 mph 20.7 mph 0.00 in   Overcast
2:53 PM 55.9 °F 46.9 °F 72% 29.83 in 8.0 mi South 9.2 mph - 0.02 in Rain Light Rain
3:53 PM 57.0 °F 46.0 °F 67% 29.81 in 10.0 mi SSE 11.5 mph 16.1 mph 0.02 in   Overcast
4:53 PM 59.0 °F 44.1 °F 58% 29.78 in 10.0 mi South 17.3 mph - 0.01 in   Mostly Cloudy
5:53 PM 59.0 °F 43.0 °F 55% 29.77 in 10.0 mi South 18.4 mph 26.5 mph N/A   Mostly Cloudy
6:53 PM 60.1 °F 43.0 °F 53% 29.76 in 10.0 mi South 16.1 mph 24.2 mph N/A   Overcast
7:53 PM 60.1 °F 43.0 °F 53% 29.76 in 10.0 mi South 17.3 mph 27.6 mph 0.00 in   Overcast
8:53 PM 60.1 °F 43.0 °F 53% 29.75 in 10.0 mi South 20.7 mph - N/A   Mostly Cloudy
9:53 PM 61.0 °F 43.0 °F 52% 29.75 in 10.0 mi South 17.3 mph 26.5 mph N/A   Overcast
10:53 PM 61.0 °F 43.0 °F 52% 29.73 in 10.0 mi South 21.9 mph - N/A   Overcast
11:53 PM 61.0 °F 43.0 °F 52% 29.74 in 10.0 mi South 19.6 mph 28.8 mph N/A   Overcast