Weather History for Vacaville, CA

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Friday, December 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 39 °F -  
Max Temperature 48 °F 54 °F 71 °F (1958)
Min Temperature 30 °F 36 °F 23 °F (1972)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 34 °F    
Average Humidity 86    
Maximum Humidity 96    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 0 mph (NNW)    
Max Wind Speed 4 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 14, 2012 Rise Set
Actual Time 7:17 AM PST 4:48 PM PST
Civil Twilight 6:47 AM PST 5:17 PM PST
Nautical Twilight 6:14 AM PST 5:51 PM PST
Astronomical Twilight 5:42 AM PST 6:23 PM PST
Moon 8:27 AM PST (12/14) 6:46 PM PST (12/14)
Length of Visible Light 10h 30m
Length of Day
9h 30m
Waxing Crescent, 3% of the Moon is Illuminated
Dec 14
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
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 30.9 °F - 28.9 °F 92% 29.85 in - Calm Calm - N/A   Clear
1:53 AM 30.0 °F - 28.9 °F 96% 29.85 in - Calm Calm - N/A   Clear
2:53 AM 32.0 °F - 30.0 °F 92% 29.84 in - Calm Calm - N/A   Clear
3:53 AM 30.0 °F - 28.9 °F 96% 29.84 in - Calm Calm - N/A   Clear
4:53 AM 32.0 °F - 30.9 °F 96% 29.83 in - Calm Calm - N/A   Clear
5:53 AM 33.1 °F - 30.9 °F 92% 29.84 in - Calm Calm - N/A   Clear
6:53 AM 35.1 °F - 33.1 °F 92% 29.86 in - Calm Calm - N/A   Mostly Cloudy
7:53 AM 37.0 °F - 34.0 °F 89% 29.87 in - Calm Calm - N/A   Overcast
8:53 AM 37.9 °F - 35.1 °F 89% 29.90 in - Calm Calm - N/A   Overcast
9:53 AM 41.0 °F 39.0 °F 37.0 °F 86% 29.91 in - NNW 3.5 mph - N/A   Overcast
10:53 AM 43.0 °F 41.3 °F 37.0 °F 80% 29.93 in - Variable 3.5 mph - N/A   Overcast
11:53 AM 45.0 °F - 37.0 °F 74% 29.93 in - Calm Calm - N/A   Overcast
12:53 PM 46.9 °F - 36.0 °F 66% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
1:53 PM 48.0 °F - 37.0 °F 66% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 48.0 °F - 36.0 °F 63% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
3:53 PM 48.9 °F - 37.0 °F 64% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
4:53 PM 46.0 °F - 37.9 °F 73% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
5:53 PM 42.1 °F - 37.0 °F 82% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
6:53 PM 37.0 °F - 35.1 °F 93% 30.00 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 37.0 °F - 36.0 °F 96% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 35.1 °F - 34.0 °F 96% 30.01 in 9.0 mi Calm Calm - N/A   Clear
9:53 PM 35.1 °F - 34.0 °F 96% 30.03 in 9.0 mi Calm Calm - N/A   Clear
10:53 PM 33.1 °F - 32.0 °F 96% 30.04 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 33.1 °F - 32.0 °F 96% 30.05 in 9.0 mi Calm Calm - N/A   Clear