Weather History for Alturas, CA

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Monday, February 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 35 °F 35 °F  
Max Temperature 49 °F 47 °F 63 °F (1934)
Min Temperature 21 °F 23 °F -8 °F (1932)
Degree Days  
Heating Degree Days 30 30  
Month to date heating degree days 563 575  
Since 1 July heating degree days 4246 4573  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 25 °F    
Average Humidity 62    
Maximum Humidity 92    
Minimum Humidity 31    
Precipitation  
Precipitation 0.02 in 0.06 in 1.28 in (1986)
Month to date precipitation 0.09 0.90  
Year to date precipitation 0.57 2.55  
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 6 mph (WSW)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 8 miles    
Events Snow    
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

Feb. 18, 2013 Rise Set
Actual Time 6:52 AM PST 5:40 PM PST
Civil Twilight 6:24 AM PST 6:08 PM PST
Nautical Twilight 5:52 AM PST 6:40 PM PST
Astronomical Twilight 5:20 AM PST 7:12 PM PST
Moon 11:27 AM PST (2/18) 1:39 AM PST (2/18)
Length of Visible Light 11h 43m
Length of Day
10h 47m
First Quarter, 59% of the Moon is Illuminated
Feb 18
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

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 21.9 °F - 18.0 °F 85% 30.06 in 7.0 mi Calm Calm - N/A   Clear
1:55 AM 24.1 °F - 19.0 °F 81% 30.04 in 8.0 mi Calm Calm - N/A   Clear
2:55 AM 25.0 °F - 19.9 °F 81% 30.00 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 24.1 °F - 19.9 °F 84% 29.99 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 26.1 °F 20.5 °F 19.9 °F 78% 29.97 in 10.0 mi NE 4.6 mph - N/A   Clear
5:55 AM 24.1 °F - 19.9 °F 84% 29.99 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 27.0 °F - 18.0 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 25.0 °F - 21.0 °F 85% 30.01 in 8.0 mi Calm Calm - N/A   Clear
8:55 AM 35.1 °F - 21.0 °F 57% 29.99 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 41.0 °F 39.0 °F 21.9 °F 47% 29.96 in 10.0 mi SE 3.5 mph - N/A   Clear
10:55 AM 44.1 °F 40.1 °F 19.9 °F 38% 29.94 in 10.0 mi South 6.9 mph - N/A   Clear
11:55 AM 46.9 °F - 19.9 °F 34% 29.91 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
12:55 PM 48.0 °F - 19.9 °F 33% 29.87 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
1:55 PM 48.0 °F - 19.9 °F 33% 29.84 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
2:55 PM 46.0 °F 40.6 °F 23.0 °F 40% 29.83 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
3:55 PM 44.1 °F 37.7 °F 26.1 °F 49% 29.83 in 10.0 mi West 12.7 mph - N/A   Clear
4:55 PM 42.1 °F 34.9 °F 27.0 °F 55% 29.82 in 10.0 mi West 13.8 mph - N/A   Overcast
5:55 PM 39.9 °F 31.8 °F 26.1 °F 58% 29.82 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
6:55 PM 37.9 °F 30.5 °F 27.0 °F 65% 29.81 in 10.0 mi West 11.5 mph - N/A   Overcast
7:55 PM 37.0 °F 28.9 °F 28.0 °F 70% 29.82 in 10.0 mi West 12.7 mph - N/A   Overcast
8:17 PM 33.8 °F 23.5 °F 30.2 °F 87% 29.77 in 3.0 mi West 16.1 mph - 0.00 in Snow Light Snow
8:35 PM 33.8 °F 24.8 °F 30.2 °F 87% 29.76 in 8.0 mi West 12.7 mph - 0.00 in Snow Light Snow
8:55 PM 33.1 °F 24.4 °F 30.0 °F 89% 29.79 in 6.0 mi West 11.5 mph - 0.00 in Snow Light Snow
9:20 PM 33.8 °F 24.8 °F 30.2 °F 87% 29.76 in 2.5 mi West 12.7 mph - 0.00 in Snow Light Snow
9:27 PM 33.8 °F 25.8 °F 30.2 °F 87% 29.76 in 6.0 mi West 10.4 mph - 0.00 in Snow Light Snow
9:52 PM 32.0 °F 24.8 °F 30.2 °F 93% 29.76 in 1.8 mi West 8.1 mph - 0.00 in Snow Light Snow
9:55 PM 32.0 °F 24.8 °F 30.9 °F 96% 29.77 in 1.5 mi West 8.1 mph - 0.00 in Snow Light Snow
10:07 PM 32.0 °F 24.8 °F 30.2 °F 93% 29.75 in 3.0 mi West 8.1 mph - 0.00 in Snow Light Snow
10:17 PM 32.0 °F 24.2 °F 30.2 °F 93% 29.74 in 9.0 mi West 9.2 mph - N/A   Overcast
10:31 PM 32.0 °F 24.8 °F 30.2 °F 93% 29.74 in 1.8 mi West 8.1 mph - 0.01 in Snow Light Snow
10:39 PM 32.0 °F 26.4 °F 30.2 °F 93% 29.74 in 1.0 mi WSW 5.8 mph - 0.01 in Snow Light Snow
10:48 PM 32.0 °F 26.4 °F 30.2 °F 93% 29.74 in 2.0 mi West 5.8 mph - 0.01 in Snow Light Snow
10:55 PM 32.0 °F 28.7 °F 30.9 °F 96% 29.74 in 5.0 mi West 3.5 mph - 0.02 in Snow Light Snow
11:08 PM 32.0 °F - 30.2 °F 93% 29.74 in 10.0 mi Calm Calm - 0.00 in   Overcast
11:55 PM 32.0 °F 27.5 °F 30.9 °F 96% 29.72 in 9.0 mi SSE 4.6 mph - 0.00 in   Overcast