Weather History for Alturas, CA

Monday, August 20, 2012 — View Current Weather Conditions
Monday, August 20, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 66 °F 64 °F  
Max Temperature 91 °F 86 °F 104 °F (1967)
Min Temperature 41 °F 42 °F 29 °F (1918)
Degree Days
Heating Degree Days 0 2  
Month to date heating degree days 0 30  
Since 1 June heating degree days 251 251  
Since 1 July heating degree days 12 71  
Cooling Degree Days 1 1  
Month to date cooling degree days 115 45  
Year to date cooling degree days 216 140  
Since 1 June cooling degree days 215 140  
Growing Degree Days 16 (Base 50)    
Moisture
Dew Point 32 °F    
Average Humidity 36    
Maximum Humidity 62    
Minimum Humidity 9    
Precipitation
Precipitation 0.00 in 0.01 in 0.91 in (1968)
Month to date precipitation 0.06 0.22  
Year to date precipitation 5.96 9.00  
Sea Level Pressure
Sea Level Pressure 29.95 in    
Wind
Wind Speed 3 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Astronomy
Aug. 20, 2012 Rise Set
Actual Time 6:16 AM PDT 7:53 PM PDT
Civil Twilight 5:47 AM PDT 8:22 PM PDT
Nautical Twilight 5:12 AM PDT 8:57 PM PDT
Astronomical Twilight 4:34 AM PDT 9:35 PM PDT
Moon 9:48 AM PDT (8/20) 9:15 PM PDT (8/20)
Length Of Visible Light 14h 35m
Length of Day
13h 36m
Waxing Crescent, 12% of the Moon is Illuminated
Aug 20
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New
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Hourly Weather History & Observations
Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 51.1 °F 33.1 °F 50% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 51.1 °F 34.0 °F 52% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:55 AM 48.9 °F 34.0 °F 56% 30.00 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
3:55 AM 46.0 °F 34.0 °F 63% 30.00 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 46.0 °F 34.0 °F 63% 30.00 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 44.1 °F 32.0 °F 63% 30.01 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 42.1 °F 28.9 °F 60% 30.02 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 51.1 °F 33.1 °F 50% 30.03 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 61.0 °F 35.1 °F 38% 30.02 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 68.0 °F 36.0 °F 31% 30.00 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 75.0 °F 37.0 °F 25% 29.98 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 82.0 °F 37.0 °F 20% 29.95 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 87.1 °F 32.0 °F 14% 29.92 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:55 PM 90.0 °F 30.0 °F 12% 29.90 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:55 PM 90.0 °F 28.0 °F 11% 29.88 in 10.0 mi WNW 9.2 mph - N/A   Clear
3:55 PM 90.0 °F 24.1 °F 9% 29.88 in 5.0 mi WNW 13.8 mph 18.4 mph N/A   Haze
4:55 PM 89.1 °F 25.0 °F 10% 29.87 in 4.0 mi West 12.7 mph 21.9 mph N/A   Haze
5:55 PM 87.1 °F 27.0 °F 11% 29.87 in 4.0 mi West 15.0 mph 20.7 mph N/A   Haze
6:55 PM 84.0 °F 30.0 °F 14% 29.88 in 5.0 mi West 10.4 mph - N/A   Haze
7:55 PM 75.9 °F 30.0 °F 19% 29.89 in 4.0 mi ENE 3.5 mph - N/A   Haze
8:55 PM 73.0 °F 33.1 °F 23% 29.90 in 5.0 mi Calm Calm - N/A   Haze
9:55 PM 66.9 °F 34.0 °F 30% 29.91 in 5.0 mi Calm Calm - N/A   Haze
10:55 PM 64.0 °F 37.9 °F 38% 29.91 in 5.0 mi Calm Calm - N/A   Haze
11:55 PM 59.0 °F 37.9 °F 46% 29.91 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
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