Weather History for Alturas, CA

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Saturday, December 10, 2011

  Actual Average Record
Temperature  
Mean Temperature 30 °F 30 °F  
Max Temperature 51 °F 40 °F 65 °F (1962)
Min Temperature 8 °F 19 °F -28 °F (1972)
Degree Days  
Heating Degree Days 35 35  
Month to date heating degree days 358 345  
Since 1 July heating degree days 1937 2155  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 122 156  
Moisture  
Dew Point 12 °F    
Average Humidity 53    
Maximum Humidity 84    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in 0.05 in 1.57 in (1937)
Month to date precipitation 0.00 0.52  
Year to date precipitation 9.95 12.98  
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 2 mph (ENE)    
Max Wind Speed 10 mph    
Max Gust Speed 12 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 10, 2011 Rise Set
Actual Time 7:17 AM PST 4:32 PM PST
Civil Twilight 6:46 AM PST 5:03 PM PST
Nautical Twilight 6:11 AM PST 5:38 PM PST
Astronomical Twilight 5:37 AM PST 6:12 PM PST
Moon 4:50 PM PST (12/10) 7:22 AM PST (12/10)
Length of Visible Light 10h 17m
Length of Day
9h 14m
Full, 100% of the Moon is Illuminated
Dec 10
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 8
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 16.0 °F - 10.0 °F 77% 30.28 in 6.0 mi Calm Calm - N/A   Haze
1:55 AM 16.0 °F 7.4 °F 10.0 °F 77% 30.26 in 3.0 mi ENE 5.8 mph - N/A   Haze
2:55 AM 12.9 °F - 8.1 °F 81% 30.26 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 12.9 °F 5.2 °F 9.0 °F 84% 30.25 in 7.0 mi East 4.6 mph - N/A   Clear
4:55 AM 18.0 °F 6.9 °F 12.0 °F 78% 30.24 in 10.0 mi ENE 9.2 mph - N/A   Clear
5:55 AM 17.1 °F 7.6 °F 10.0 °F 74% 30.27 in 10.0 mi ENE 6.9 mph - N/A   Clear
6:55 AM 19.9 °F 11.1 °F 12.0 °F 71% 30.28 in 10.0 mi ENE 6.9 mph - N/A   Clear
7:55 AM 12.9 °F - 7.0 °F 77% 30.31 in 9.0 mi Calm Calm - N/A   Clear
8:55 AM 21.9 °F - 14.0 °F 72% 30.29 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 33.1 °F - 19.0 °F 56% 30.27 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 39.0 °F - 17.1 °F 41% 30.23 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 46.0 °F - 17.1 °F 31% 30.17 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 48.0 °F - 16.0 °F 28% 30.15 in 10.0 mi Calm Calm - N/A   Clear
1:55 PM 50.0 °F - 12.0 °F 22% 30.12 in 10.0 mi West 5.8 mph - N/A   Clear
2:55 PM 50.0 °F - 12.0 °F 22% 30.11 in 10.0 mi WSW 4.6 mph - N/A   Clear
3:55 PM 48.0 °F - 12.9 °F 24% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:55 PM 37.9 °F - 12.9 °F 36% 30.12 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 32.0 °F - 12.9 °F 45% 30.13 in 5.0 mi Calm Calm - N/A   Haze
6:55 PM 28.0 °F 22.8 °F 12.0 °F 51% 30.13 in 6.0 mi East 4.6 mph - N/A   Haze
7:55 PM 23.0 °F - 10.9 °F 60% 30.17 in 8.0 mi Calm Calm - N/A   Clear
8:55 PM 19.9 °F - 10.9 °F 68% 30.14 in 4.0 mi Calm Calm - N/A   Haze
9:55 PM 17.1 °F - 9.0 °F 71% 30.10 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 19.0 °F - 10.9 °F 71% 30.06 in 2.5 mi Calm Calm - N/A   Haze
11:10 PM 15.8 °F - 8.6 °F 73% 30.00 in 6.0 mi Calm Calm - N/A   Haze
11:55 PM 17.1 °F - 10.0 °F 74% 30.03 in 10.0 mi Calm Calm - N/A   Clear