Weather History for Alturas, CA

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Saturday, December 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 35 °F 29 °F  
Max Temperature 48 °F 40 °F 60 °F (1959)
Min Temperature 21 °F 18 °F -19 °F (1990)
Degree Days  
Heating Degree Days 30 36  
Month to date heating degree days 938 739  
Since 1 July heating degree days 2683 2549  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 280 156  
Moisture  
Dew Point 28 °F    
Average Humidity 71    
Maximum Humidity 92    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in 0.06 in 0.64 in (1969)
Month to date precipitation 0.17 1.16  
Year to date precipitation 6.29 13.62  
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 2 mph (North)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 21, 2013 Rise Set
Actual Time 7:25 AM PST 4:35 PM PST
Civil Twilight 6:53 AM PST 5:07 PM PST
Nautical Twilight 6:19 AM PST 5:42 PM PST
Astronomical Twilight 5:45 AM PST 6:15 PM PST
Moon 8:59 PM PST (12/21) 9:51 AM PST (12/21)
Length of Visible Light 10h 13m
Length of Day
9h 10m
Waning Gibbous, 83% of the Moon is Illuminated
Dec 21
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:11 AM 32.0 °F 26.4 °F 27.0 °F 82% 29.96 in 10.0 mi WSW 5.8 mph - N/A   Overcast
12:33 AM 30.0 °F 25.2 °F 26.1 °F 85% 29.96 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
12:55 AM 30.9 °F 26.2 °F 28.0 °F 89% 30.03 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
1:55 AM 27.0 °F - 25.0 °F 92% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:55 AM 34.0 °F - 30.0 °F 85% 30.01 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 30.9 °F 26.2 °F 28.9 °F 92% 30.04 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
4:55 AM 32.0 °F 27.5 °F 30.0 °F 92% 30.04 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
5:55 AM 30.0 °F - 28.9 °F 96% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
6:55 AM 33.1 °F - 30.9 °F 92% 30.07 in 6.0 mi Calm Calm - N/A   Overcast
7:55 AM 35.1 °F - 32.0 °F 89% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
8:55 AM 36.0 °F 33.3 °F 33.1 °F 89% 30.10 in 5.0 mi South 3.5 mph - N/A   Overcast
9:55 AM 39.9 °F 37.8 °F 34.0 °F 79% 30.10 in 10.0 mi West 3.5 mph - N/A   Overcast
10:06 AM 39.9 °F 35.1 °F 34.0 °F 79% 30.08 in 10.0 mi WNW 6.9 mph - N/A   Overcast
10:55 AM 45.0 °F 40.1 °F 34.0 °F 65% 30.09 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
11:23 AM 44.1 °F 40.1 °F 33.1 °F 65% 30.08 in 10.0 mi NW 6.9 mph - N/A   Mostly Cloudy
11:55 AM 44.1 °F 39.5 °F 32.0 °F 63% 30.09 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
12:18 PM 45.0 °F 39.7 °F 32.0 °F 60% 30.08 in 10.0 mi NNW 10.4 mph - N/A   Overcast
12:55 PM 46.0 °F 42.5 °F 32.0 °F 58% 30.08 in 10.0 mi Variable 6.9 mph - N/A   Overcast
1:55 PM 46.0 °F 43.1 °F 30.9 °F 56% 30.09 in 10.0 mi NE 5.8 mph - N/A   Overcast
2:55 PM 48.0 °F - 30.9 °F 52% 30.08 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
3:55 PM 46.0 °F - 30.9 °F 56% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:55 PM 39.0 °F - 28.9 °F 67% 30.13 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:55 PM 34.0 °F - 28.0 °F 79% 30.17 in 8.0 mi Calm Calm - N/A   Clear
6:55 PM 30.0 °F - 26.1 °F 85% 30.20 in 8.0 mi Calm Calm - N/A   Clear
7:55 PM 26.1 °F - 23.0 °F 88% 30.21 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 24.1 °F - 21.0 °F 88% 30.24 in 8.0 mi Calm Calm - N/A   Clear
9:43 PM 27.0 °F 19.5 °F 24.1 °F 89% 30.19 in 2.5 mi East 6.9 mph - N/A   Clear
9:50 PM 26.6 °F 21.2 °F 24.8 °F 93% 30.19 in 4.0 mi East 4.6 mph - N/A   Clear
9:55 PM 27.0 °F 21.6 °F 24.1 °F 89% 30.23 in 6.0 mi ESE 4.6 mph - N/A   Clear
10:55 PM 23.0 °F - 19.9 °F 88% 30.24 in 7.0 mi Calm Calm - N/A   Clear
11:13 PM 23.0 °F - 21.0 °F 92% 30.21 in 1.8 mi Calm Calm - N/A   Clear
11:30 PM 23.0 °F 17.0 °F 19.9 °F 88% 30.21 in 3.0 mi East 4.6 mph - N/A   Partly Cloudy
11:55 PM 26.1 °F - 24.1 °F 92% 30.25 in 7.0 mi Calm Calm - N/A   Overcast