Weather History for Livermore, CA

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Wednesday, April 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 51 °F 54 °F  
Max Temperature 60 °F 66 °F 87 °F (1959)
Min Temperature 41 °F 43 °F 32 °F (1945)
Degree Days  
Heating Degree Days 14 11  
Month to date heating degree days 48 44  
Since 1 July heating degree days 2313 2408  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 1  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 37 °F    
Average Humidity 61    
Maximum Humidity 89    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.04 in 1.04 in (1941)
Month to date precipitation 0.02 0.17  
Year to date precipitation 5.13 8.41  
Since 1 July precipitation 7.04 14.22  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 04, 2012 Rise Set
Actual Time 6:47 AM PDT 7:33 PM PDT
Civil Twilight 6:20 AM PDT 7:59 PM PDT
Nautical Twilight 5:49 AM PDT 8:31 PM PDT
Astronomical Twilight 5:17 AM PDT 9:03 PM PDT
Moon 5:34 PM PDT (4/4) 5:10 AM PDT (4/4)
Length of Visible Light 13h 39m
Length of Day
12h 46m
Waxing Gibbous, 94% of the Moon is Illuminated
Apr 4
Waxing Gibbous
Apr 6
Full
Apr 13
Last Quarter
Apr 21
New
Apr 29
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.0 °F - 41.0 °F 77% 30.12 in 10.0 mi WSW 13.8 mph - N/A   Clear
2:16 AM 46.4 °F - 39.2 °F 76% 30.14 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:42 AM 46.4 °F 44.3 °F 39.2 °F 76% 30.14 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
2:53 AM 46.0 °F 43.9 °F 39.9 °F 79% 30.14 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:53 AM 45.0 °F - 39.9 °F 82% 30.16 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:07 AM 44.6 °F - 39.2 °F 81% 30.16 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:30 AM 44.6 °F - 39.2 °F 81% 30.16 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:53 AM 45.0 °F - 39.9 °F 82% 30.16 in 10.0 mi Calm Calm - N/A   Clear
5:17 AM 44.6 °F - 41.0 °F 87% 30.16 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 AM 44.1 °F - 39.9 °F 85% 30.16 in 10.0 mi Calm Calm - N/A   Overcast
6:23 AM 42.8 °F 41.1 °F 39.2 °F 87% 30.16 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
6:53 AM 42.1 °F 37.1 °F 39.0 °F 89% 30.17 in 10.0 mi WNW 8.1 mph - N/A   Clear
8:53 AM 48.0 °F - 41.0 °F 77% 30.20 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:53 AM 51.1 °F - 37.9 °F 61% 30.20 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
10:53 AM 54.0 °F - 39.0 °F 57% 30.20 in 10.0 mi West 10.4 mph 18.4 mph N/A   Scattered Clouds
11:53 AM 57.0 °F - 37.0 °F 47% 30.18 in 10.0 mi West 16.1 mph 19.6 mph N/A   Partly Cloudy
12:53 PM 57.9 °F - 32.0 °F 37% 30.17 in 10.0 mi West 13.8 mph - N/A   Partly Cloudy
1:53 PM 59.0 °F - 35.1 °F 41% 30.16 in 10.0 mi WNW 10.4 mph 27.6 mph N/A   Partly Cloudy
2:53 PM 60.1 °F - 37.0 °F 42% 30.14 in 10.0 mi WSW 13.8 mph - N/A   Partly Cloudy
3:53 PM 59.0 °F - 33.1 °F 38% 30.13 in 10.0 mi West 16.1 mph - N/A   Clear
4:53 PM 59.0 °F - 34.0 °F 39% 30.12 in 10.0 mi WSW 16.1 mph - N/A   Clear
5:53 PM 57.0 °F - 28.0 °F 33% 30.12 in 10.0 mi WNW 12.7 mph - N/A   Clear
6:53 PM 54.0 °F - 28.0 °F 37% 30.13 in 10.0 mi West 13.8 mph - N/A   Clear
7:53 PM 50.0 °F - 30.9 °F 48% 30.14 in 10.0 mi West 8.1 mph - N/A   Clear
8:53 PM 48.0 °F - 34.0 °F 58% 30.14 in 10.0 mi WSW 10.4 mph - N/A   Clear
9:53 PM 46.9 °F - 33.1 °F 59% 30.16 in 10.0 mi WSW 8.1 mph - N/A   Clear
10:53 PM 46.0 °F 43.1 °F 34.0 °F 63% 30.16 in 10.0 mi WSW 5.8 mph - N/A   Clear
11:53 PM 45.0 °F 40.1 °F 35.1 °F 68% 30.15 in 10.0 mi WSW 9.2 mph - N/A   Clear