Weather History for Alturas, CA

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Sunday, April 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 45 °F 44 °F  
Max Temperature 67 °F 59 °F 83 °F (2009)
Min Temperature 23 °F 30 °F 15 °F (1967)
Degree Days  
Heating Degree Days 20 20  
Month to date heating degree days 464 481  
Since 1 July heating degree days 5817 6173  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 0 (Base 50)    
Moisture  
Dew Point 30 °F    
Average Humidity 58    
Maximum Humidity 92    
Minimum Humidity 24    
Precipitation  
Precipitation 0.00 in 0.06 in 0.59 in (1983)
Month to date precipitation 1.44 1.07  
Year to date precipitation 2.49 5.69  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 18 mph    
Max Gust Speed 30 mph    
Visibility 10 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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Astronomy

Apr. 21, 2013 Rise Set
Actual Time 6:12 AM PDT 7:49 PM PDT
Civil Twilight 5:43 AM PDT 8:18 PM PDT
Nautical Twilight 5:08 AM PDT 8:54 PM PDT
Astronomical Twilight 4:30 AM PDT 9:32 PM PDT
Moon 3:37 PM PDT (4/21) 3:40 AM PDT (4/21)
Length of Visible Light 14h 35m
Length of Day
13h 36m
Waxing Gibbous, 81% of the Moon is Illuminated
Apr 21
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 36.0 °F 28.9 °F 76% 30.18 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 36.0 °F 28.9 °F 76% 30.17 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 30.9 °F 27.0 °F 85% 30.17 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 28.9 °F 25.0 °F 85% 30.17 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 30.0 °F 27.0 °F 88% 30.17 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 25.0 °F 21.9 °F 88% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 26.1 °F 25.0 °F 96% 30.22 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 37.0 °F 30.9 °F 79% 30.22 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 42.1 °F 33.1 °F 70% 30.21 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 50.0 °F 33.1 °F 52% 30.19 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 55.0 °F 28.9 °F 37% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Clear
11:55 AM 57.9 °F 28.0 °F 32% 30.15 in 10.0 mi Variable 5.8 mph - N/A   Clear
12:55 PM 62.1 °F 26.1 °F 25% 30.14 in 10.0 mi NNW 9.2 mph - N/A   Clear
1:55 PM 64.9 °F 28.0 °F 25% 30.12 in 10.0 mi NNW 8.1 mph 17.3 mph N/A   Clear
2:55 PM 66.0 °F 28.9 °F 25% 30.11 in 10.0 mi NW 13.8 mph 19.6 mph N/A   Clear
3:55 PM 66.0 °F 30.0 °F 26% 30.10 in 10.0 mi NW 11.5 mph 24.2 mph N/A   Clear
4:55 PM 64.9 °F 30.9 °F 28% 30.10 in 10.0 mi NW 15.0 mph - N/A   Clear
5:55 PM 62.1 °F 30.9 °F 31% 30.11 in 10.0 mi NW 13.8 mph 21.9 mph N/A   Clear
6:55 PM 61.0 °F 33.1 °F 35% 30.12 in 10.0 mi NW 17.3 mph - N/A   Clear
7:55 PM 55.9 °F 35.1 °F 45% 30.11 in 10.0 mi WNW 10.4 mph 21.9 mph N/A   Clear
8:55 PM 51.1 °F 34.0 °F 52% 30.14 in 10.0 mi Variable 4.6 mph - N/A   Clear
9:55 PM 50.0 °F 35.1 °F 57% 30.15 in 10.0 mi SW 4.6 mph - N/A   Clear
10:55 PM 46.0 °F 34.0 °F 63% 30.15 in 10.0 mi North - - N/A   Clear
11:32 PM 46.4 °F 35.6 °F 66% 30.19 in 10.0 mi North - - N/A   Clear
11:55 PM 44.1 °F 34.0 °F 68% 30.15 in 10.0 mi Calm Calm - N/A   Clear