Weather History for Livermore, CA

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Monday, January 14, 2013

  Actual Average Record
Temperature  
Mean Temperature 40 °F 46 °F  
Max Temperature 49 °F 56 °F 69 °F (2009)
Min Temperature 31 °F 37 °F 21 °F (1949)
Degree Days  
Heating Degree Days 25 19  
Month to date heating degree days 322 266  
Since 1 July heating degree days 1193 1297  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 17 °F    
Average Humidity 49    
Maximum Humidity 69    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.10 in 1.17 in (1970)
Month to date precipitation 0.33 1.73  
Year to date precipitation 0.33 1.73  
Since 1 July precipitation 8.62 7.54  
Sea Level Pressure  
Sea Level Pressure 30.36 in    
Wind  
Wind Speed 5 mph (East)    
Max Wind Speed 15 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 14, 2013 Rise Set
Actual Time 7:21 AM PST 5:11 PM PST
Civil Twilight 6:52 AM PST 5:40 PM PST
Nautical Twilight 6:20 AM PST 6:12 PM PST
Astronomical Twilight 5:49 AM PST 6:44 PM PST
Moon 9:02 AM PST (1/14) 8:57 PM PST (1/14)
Length of Visible Light 10h 47m
Length of Day
9h 50m
Waxing Crescent, 12% of the Moon is Illuminated
Jan 14
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 39.9 °F 36.7 °F 10.0 °F 29% 30.24 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 AM 37.9 °F - 10.9 °F 33% 30.27 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 39.0 °F - 10.0 °F 30% 30.28 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 37.0 °F 34.5 °F 12.0 °F 36% 30.30 in 10.0 mi Variable 3.5 mph - N/A   Clear
4:53 AM 35.1 °F - 14.0 °F 42% 30.31 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 35.1 °F 28.6 °F 15.1 °F 44% 30.32 in 10.0 mi ESE 8.1 mph - N/A   Clear
6:53 AM 36.0 °F 33.3 °F 12.9 °F 39% 30.36 in 10.0 mi SSE 3.5 mph - N/A   Clear
7:53 AM 36.0 °F 31.1 °F 15.1 °F 43% 30.38 in 10.0 mi East 5.8 mph - N/A   Clear
8:53 AM 39.0 °F 35.7 °F 14.0 °F 36% 30.40 in 10.0 mi Variable 4.6 mph - N/A   Clear
10:53 AM 43.0 °F 37.7 °F 16.0 °F 34% 30.41 in 10.0 mi ENE 9.2 mph - N/A   Clear
11:53 AM 44.1 °F 38.1 °F 17.1 °F 34% 30.38 in 10.0 mi ENE 11.5 mph - N/A   Clear
12:53 PM 46.0 °F 42.5 °F 18.0 °F 33% 30.36 in 10.0 mi ESE 6.9 mph - N/A   Clear
1:53 PM 48.9 °F - 18.0 °F 29% 30.36 in 10.0 mi ENE 10.4 mph - N/A   Clear
2:53 PM 48.0 °F - 19.0 °F 32% 30.37 in 10.0 mi East 10.4 mph - N/A   Clear
3:53 PM 48.0 °F - 19.9 °F 33% 30.38 in 10.0 mi East 9.2 mph - N/A   Clear
4:53 PM 45.0 °F 42.6 °F 18.0 °F 34% 30.37 in 10.0 mi SE 4.6 mph - N/A   Clear
5:53 PM 44.1 °F - 18.0 °F 35% 30.38 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 41.0 °F 39.0 °F 19.9 °F 43% 30.38 in 10.0 mi NE 3.5 mph - N/A   Clear
7:53 PM 37.0 °F 33.3 °F 23.0 °F 57% 30.38 in 10.0 mi ENE 4.6 mph - N/A   Clear
8:53 PM 37.0 °F - 23.0 °F 57% 30.38 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 33.1 °F 28.7 °F 24.1 °F 70% 30.39 in 10.0 mi East 4.6 mph - N/A   Clear
10:53 PM 33.1 °F - 23.0 °F 66% 30.40 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 32.0 °F - 24.1 °F 73% 30.41 in 10.0 mi Calm Calm - N/A   Clear