Weather History for Fullerton, CA

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Thursday, January 31, 2013

  Actual Average Record
Temperature  
Mean Temperature 64 °F 57 °F  
Max Temperature 81 °F 68 °F 94 °F (2003)
Min Temperature 46 °F 46 °F 33 °F (2002)
Degree Days  
Heating Degree Days 1 9  
Month to date heating degree days 229 279  
Since 1 July heating degree days 488 717  
Cooling Degree Days 0 0  
Month to date cooling degree days 2 4  
Year to date cooling degree days 2 4  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 48    
Maximum Humidity 76    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in 0.10 in 2.91 in (1979)
Month to date precipitation 0.95 3.03  
Year to date precipitation 0.95 3.03  
Since 1 July precipitation 4.26 7.26  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 2 mph (WNW)    
Max Wind Speed 10 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 31, 2013 Rise Set
Actual Time 6:49 AM PST 5:22 PM PST
Civil Twilight 6:22 AM PST 5:48 PM PST
Nautical Twilight 5:53 AM PST 6:18 PM PST
Astronomical Twilight 5:23 AM PST 6:47 PM PST
Moon 10:11 PM PST (1/31) 9:07 AM PST (1/31)
Length of Visible Light 11h 25m
Length of Day
10h 32m
Waning Gibbous, 79% of the Moon is Illuminated
Jan 31
Waning Gibbous
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter
Feb 25
Full

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F 39.0 °F 66% 30.23 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 48.9 °F 39.0 °F 69% 30.22 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 48.0 °F 39.0 °F 71% 30.19 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 46.9 °F 37.9 °F 71% 30.18 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 46.9 °F 37.9 °F 71% 30.17 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 46.0 °F 37.9 °F 73% 30.17 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 46.9 °F 39.0 °F 74% 30.18 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 52.0 °F 41.0 °F 66% 30.19 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 59.0 °F 42.1 °F 53% 30.20 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 66.0 °F 41.0 °F 40% 30.21 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 72.0 °F 41.0 °F 33% 30.19 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:53 AM 75.0 °F 42.1 °F 31% 30.17 in 10.0 mi NW 5.8 mph - N/A   Clear
12:53 PM 78.1 °F 39.9 °F 25% 30.12 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 PM 80.1 °F 37.0 °F 21% 30.09 in 10.0 mi Variable 4.6 mph - N/A   Clear
2:53 PM 81.0 °F 35.1 °F 19% 30.08 in 10.0 mi WSW 4.6 mph - N/A   Clear
3:53 PM 78.1 °F 39.0 °F 25% 30.07 in 10.0 mi WNW 8.1 mph - N/A   Clear
5:53 PM 69.1 °F 39.0 °F 33% 30.09 in 10.0 mi WNW 3.5 mph - N/A   Clear
6:53 PM 64.9 °F 39.9 °F 40% 30.11 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 62.1 °F 41.0 °F 46% 30.11 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 60.1 °F 41.0 °F 49% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 57.9 °F 41.0 °F 53% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 55.9 °F 41.0 °F 57% 30.11 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 54.0 °F 41.0 °F 62% 30.12 in 10.0 mi Calm Calm - N/A   Clear