Weather History for Napa County, CA

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Sunday, January 5, 2014

  Actual Average Record
Temperature  
Mean Temperature 47 °F 45 °F  
Max Temperature 70 °F 54 °F 70 °F (2014)
Min Temperature 24 °F 37 °F 24 °F (2014)
Degree Days  
Heating Degree Days 18    
Month to date heating degree days 88  
Since 1 July heating degree days 1433  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 22 °F    
Average Humidity 50    
Maximum Humidity 92    
Minimum Humidity 8    
Precipitation  
Precipitation 0.00 in - 2.75 in (1966)
Month to date precipitation 0.00  
Year to date precipitation 0.00  
Since 1 July precipitation 2.20  
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 5 mph (East)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 05, 2014 Rise Set
Actual Time 7:26 AM PST 5:03 PM PST
Civil Twilight 6:56 AM PST 5:32 PM PST
Nautical Twilight 6:23 AM PST 6:05 PM PST
Astronomical Twilight 5:51 AM PST 6:37 PM PST
Moon 10:15 AM PST (1/5) 10:32 PM PST (1/5)
Length of Visible Light 10h 35m
Length of Day
9h 37m
Waxing Crescent, 25% of the Moon is Illuminated
Jan 5
Waxing Crescent
Jan 7
First Quarter
Jan 15
Full
Jan 23
Last Quarter
Jan 30
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 27.0 °F - 23.0 °F 85% 30.06 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 30.0 °F 26.5 °F 23.0 °F 75% 30.07 in 10.0 mi SE 3.5 mph - N/A   Clear
2:54 AM 28.0 °F - 23.0 °F 81% 30.09 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 28.0 °F 24.2 °F 23.0 °F 81% 30.09 in 10.0 mi East 3.5 mph - N/A   Clear
4:54 AM 27.0 °F - 24.1 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 27.0 °F - 24.1 °F 89% 30.11 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 30.0 °F 26.5 °F 26.1 °F 85% 30.12 in 10.0 mi West 3.5 mph - N/A   Clear
7:54 AM 35.1 °F - 28.9 °F 78% 30.14 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 42.1 °F - 34.0 °F 73% 30.17 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 48.9 °F - 33.1 °F 54% 30.18 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 60.1 °F - 14.0 °F 16% 30.18 in 10.0 mi East 11.5 mph - N/A   Clear
11:54 AM 64.0 °F - 12.9 °F 14% 30.15 in 10.0 mi East 11.5 mph - N/A   Clear
12:54 PM 69.1 °F - 9.0 °F 10% 30.12 in 10.0 mi East 10.4 mph - N/A   Clear
1:54 PM 70.0 °F - 7.0 °F 9% 30.10 in 10.0 mi East 13.8 mph - N/A   Clear
2:54 PM 69.1 °F - 8.1 °F 9% 30.10 in 10.0 mi East 13.8 mph - N/A   Clear
3:54 PM 64.9 °F - 16.0 °F 15% 30.10 in 10.0 mi East 15.0 mph - N/A   Clear
4:54 PM 60.1 °F - 17.1 °F 19% 30.11 in 10.0 mi East 10.4 mph - N/A   Clear
5:54 PM 57.0 °F - 33.1 °F 40% 30.13 in 10.0 mi East 11.5 mph - N/A   Clear
6:54 PM 54.0 °F - 25.0 °F 33% 30.14 in 10.0 mi East 11.5 mph - N/A   Clear
7:54 PM 46.9 °F - 23.0 °F 39% 30.16 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 43.0 °F 41.3 °F 25.0 °F 49% 30.17 in 10.0 mi East 3.5 mph - N/A   Clear
9:54 PM 37.9 °F 34.4 °F 26.1 °F 62% 30.17 in 10.0 mi North 4.6 mph - N/A   Clear
10:54 PM 37.9 °F - 24.1 °F 57% 30.18 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 37.0 °F - 19.9 °F 50% 30.19 in 10.0 mi Calm Calm - N/A   Clear