Weather History for Alturas, CA

Change the Weather History Date:

Tuesday, July 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 68 °F 67 °F  
Max Temperature 91 °F 90 °F 104 °F (1988)
Min Temperature 44 °F 45 °F 31 °F (1975)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 12 41  
Since 1 June heating degree days 251 221  
Since 1 July heating degree days 12 41  
Cooling Degree Days 3 3  
Month to date cooling degree days 92 84  
Year to date cooling degree days 101 95  
Since 1 June cooling degree days 100 95  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 37    
Maximum Humidity 65    
Minimum Humidity 9    
Precipitation  
Precipitation 0.00 in 0.02 in 0.15 in (1952)
Month to date precipitation T 0.34  
Year to date precipitation 5.90 8.78  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 35 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jul. 31, 2012 Rise Set
Actual Time 5:56 AM PDT 8:19 PM PDT
Civil Twilight 5:25 AM PDT 8:51 PM PDT
Nautical Twilight 4:46 AM PDT 9:29 PM PDT
Astronomical Twilight 4:03 AM PDT 10:12 PM PDT
Moon 7:12 PM PDT 4:23 AM PDT
Length of Visible Light 15h 25m
Length of Day
14h 23m
Waxing Gibbous, 98% of the Moon is Illuminated
Jul 31
Waxing Gibbous
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New
Aug 24
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 61.0 °F 36.0 °F 39% 30.01 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 57.0 °F 37.0 °F 47% 30.01 in 10.0 mi NNE 3.5 mph - N/A   Clear
2:55 AM 54.0 °F 35.1 °F 49% 30.01 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 53.1 °F 35.1 °F 50% 30.01 in 10.0 mi NE 4.6 mph - N/A   Clear
4:55 AM 50.0 °F 36.0 °F 59% 30.02 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 46.9 °F 36.0 °F 66% 30.04 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 50.0 °F 37.0 °F 61% 30.05 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 59.0 °F 39.0 °F 48% 30.05 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 64.0 °F 41.0 °F 43% 30.04 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 71.1 °F 42.1 °F 35% 30.03 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 78.1 °F 39.0 °F 25% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 84.0 °F 35.1 °F 17% 30.00 in 10.0 mi Variable 6.9 mph - N/A   Clear
12:55 PM 86.0 °F 32.0 °F 14% 29.99 in 10.0 mi West 8.1 mph - N/A   Clear
1:55 PM 88.0 °F 25.0 °F 10% 29.99 in 10.0 mi Variable 6.9 mph - N/A   Clear
2:55 PM 89.1 °F 25.0 °F 10% 29.97 in 10.0 mi West 10.4 mph 25.3 mph N/A   Clear
3:55 PM 89.1 °F 28.9 °F 12% 29.97 in 10.0 mi West 15.0 mph 18.4 mph N/A   Clear
4:55 PM 89.1 °F 26.1 °F 10% 29.96 in 10.0 mi West 12.7 mph 21.9 mph N/A   Clear
5:55 PM 88.0 °F 28.9 °F 12% 29.97 in 10.0 mi West 10.4 mph 19.6 mph N/A   Clear
6:55 PM 86.0 °F 23.0 °F 10% 29.98 in 10.0 mi West 12.7 mph - N/A   Clear
7:55 PM 81.0 °F 26.1 °F 13% 29.97 in 10.0 mi West 8.1 mph - N/A   Clear
8:55 PM 71.1 °F 27.0 °F 19% 30.00 in 10.0 mi West 6.9 mph - N/A   Clear
9:55 PM 68.0 °F 30.0 °F 24% 30.02 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 64.0 °F 33.1 °F 31% 30.03 in 10.0 mi SSW 3.5 mph - N/A   Clear
11:55 PM 69.1 °F 39.9 °F 35% 30.02 in 10.0 mi North - - N/A   Clear