Weather History for Alturas, CA

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Saturday, September 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 51 °F 55 °F  
Max Temperature 60 °F 76 °F 92 °F (1916)
Min Temperature 41 °F 33 °F 20 °F (1993)
Degree Days  
Heating Degree Days 14 10  
Month to date heating degree days 92 157  
Since 1 July heating degree days 162 268  
Cooling Degree Days 0 0  
Month to date cooling degree days 25 3  
Year to date cooling degree days 280 154  
Moisture  
Dew Point 43 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 46    
Precipitation  
Precipitation 0.12 in 0.02 in 0.17 in (1944)
Month to date precipitation 0.26 0.33  
Year to date precipitation 5.41 9.47  
Sea Level Pressure  
Sea Level Pressure 29.75 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 26 mph    
Max Gust Speed 33 mph    
Visibility 9 miles    
Events Rain    
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

Sep. 21, 2013 Rise Set
Actual Time 6:49 AM PDT 7:00 PM PDT
Civil Twilight 6:21 AM PDT 7:28 PM PDT
Nautical Twilight 5:48 AM PDT 8:00 PM PDT
Astronomical Twilight 5:15 AM PDT 8:33 PM PDT
Moon 8:12 PM PDT 9:15 AM PDT
Length of Visible Light 13h 06m
Length of Day
12h 11m
Waning Gibbous, 94% of the Moon is Illuminated
Sep 21
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 55.0 °F - 43.0 °F 64% 29.69 in 10.0 mi West 8.1 mph - N/A   Overcast
1:55 AM 53.1 °F - 45.0 °F 74% 29.69 in 10.0 mi West 4.6 mph - 0.00 in Rain Light Rain
2:55 AM 52.0 °F - 48.9 °F 89% 29.81 in 10.0 mi Calm Calm - 0.01 in   Overcast
3:55 AM 51.1 °F - 48.0 °F 89% 29.68 in 10.0 mi Calm Calm - N/A   Overcast
4:55 AM 51.1 °F - 48.9 °F 92% 29.68 in 10.0 mi Calm Calm - N/A   Overcast
5:55 AM 50.0 °F - 48.0 °F 93% 29.69 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:55 AM 50.0 °F - 46.9 °F 89% 29.70 in 10.0 mi Calm Calm - N/A   Overcast
7:55 AM 50.0 °F - 48.9 °F 96% 29.70 in 8.0 mi Calm Calm - 0.00 in Rain Light Rain
8:04 AM 50.0 °F - 48.2 °F 94% 29.79 in 1.8 mi WNW 8.1 mph - 0.03 in Rain Heavy Rain
8:17 AM 51.8 °F - 46.4 °F 82% 29.79 in 3.0 mi NW 3.5 mph - 0.10 in Rain Light Rain
8:55 AM 54.0 °F - 46.9 °F 77% 29.70 in 10.0 mi WSW 6.9 mph - 0.11 in   Scattered Clouds
9:55 AM 53.1 °F - 45.0 °F 74% 29.73 in 10.0 mi WSW 13.8 mph - N/A   Clear
10:55 AM 54.0 °F - 42.1 °F 64% 29.72 in 10.0 mi West 10.4 mph - N/A   Clear
11:55 AM 55.9 °F - 43.0 °F 62% 29.71 in 10.0 mi West 12.7 mph - N/A   Scattered Clouds
12:55 PM 55.9 °F - 42.1 °F 60% 29.73 in 10.0 mi West 25.3 mph 33.4 mph N/A   Clear
1:55 PM 60.1 °F - 39.9 °F 47% 29.72 in 10.0 mi West 20.7 mph 28.8 mph N/A   Scattered Clouds
2:55 PM 55.0 °F - 39.0 °F 55% 29.73 in 10.0 mi West 19.6 mph 26.5 mph N/A   Overcast
3:55 PM 53.1 °F - 39.0 °F 59% 29.75 in 10.0 mi West 13.8 mph - N/A   Overcast
4:55 PM 51.1 °F - 41.0 °F 68% 29.77 in 10.0 mi West 13.8 mph - N/A   Overcast
5:55 PM 48.0 °F - 39.9 °F 74% 29.76 in 10.0 mi West 9.2 mph - N/A   Overcast
6:55 PM 46.9 °F - 37.9 °F 71% 29.77 in 10.0 mi West 6.9 mph - N/A   Clear
7:55 PM 45.0 °F - 39.0 °F 80% 29.79 in 10.0 mi Calm Calm - N/A   Overcast
8:55 PM 44.1 °F 41.5 °F 37.9 °F 79% 29.81 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
9:55 PM 41.0 °F - 37.9 °F 89% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
10:48 PM 44.6 °F - 37.4 °F 76% 29.87 in 10.0 mi Calm Calm - N/A   Overcast
10:55 PM 44.1 °F - 37.9 °F 79% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 44.1 °F 42.5 °F 39.0 °F 82% 29.82 in 10.0 mi SSW 3.5 mph - N/A   Overcast