Weather History for Napa County, CA

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Monday, January 6, 2014

  Actual Average Record
Temperature  
Mean Temperature 47 °F 45 °F  
Max Temperature 60 °F 54 °F 66 °F (2003)
Min Temperature 33 °F 37 °F 25 °F (2007)
Degree Days  
Heating Degree Days 18    
Month to date heating degree days 106  
Since 1 July heating degree days 1451  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 28 °F    
Average Humidity 51    
Maximum Humidity 76    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in - 1.65 in (1959)
Month to date precipitation 0.00  
Year to date precipitation 0.00  
Since 1 July precipitation 2.20  
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 5 mph (ENE)    
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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Daily Weather History Graph

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Date:

Astronomy

Jan. 06, 2014 Rise Set
Actual Time 7:26 AM PST 5:04 PM PST
Civil Twilight 6:56 AM PST 5:33 PM PST
Nautical Twilight 6:23 AM PST 6:06 PM PST
Astronomical Twilight 5:51 AM PST 6:38 PM PST
Moon 10:50 AM PST (1/6) 11:37 PM PST (1/6)
Length of Visible Light 10h 36m
Length of Day
9h 38m
Waxing Crescent, 36% of the Moon is Illuminated
Jan 6
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 39.0 °F 34.0 °F 19.9 °F 46% 30.19 in 10.0 mi North 6.9 mph - N/A   Clear
1:54 AM 37.9 °F 33.5 °F 19.0 °F 47% 30.20 in 10.0 mi North 5.8 mph - N/A   Clear
2:54 AM 36.0 °F - 21.9 °F 57% 30.20 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 35.1 °F - 23.0 °F 61% 30.20 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 37.9 °F - 23.0 °F 55% 30.20 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 36.0 °F - 24.1 °F 62% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 34.0 °F - 26.1 °F 73% 30.22 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 37.9 °F - 30.0 °F 73% 30.24 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 41.0 °F - 32.0 °F 70% 30.26 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 48.0 °F - 25.0 °F 41% 30.27 in 10.0 mi North 3.5 mph - N/A   Clear
10:54 AM 50.0 °F - 30.0 °F 46% 30.25 in 10.0 mi SSW 3.5 mph - N/A   Clear
11:54 AM 53.1 °F - 24.1 °F 32% 30.24 in 10.0 mi SE 8.1 mph - N/A   Clear
12:54 PM 55.0 °F - 27.0 °F 34% 30.18 in 10.0 mi East 13.8 mph - N/A   Clear
1:54 PM 59.0 °F - 25.0 °F 27% 30.15 in 10.0 mi East 13.8 mph 23.0 mph N/A   Clear
2:54 PM 59.0 °F - 25.0 °F 27% 30.17 in 10.0 mi ENE 11.5 mph - N/A   Clear
3:54 PM 57.9 °F - 27.0 °F 31% 30.15 in 10.0 mi East 10.4 mph - N/A   Clear
4:54 PM 55.9 °F - 33.1 °F 42% 30.14 in 10.0 mi East 10.4 mph - N/A   Clear
5:54 PM 54.0 °F - 33.1 °F 45% 30.17 in 10.0 mi SE 5.8 mph - N/A   Clear
6:54 PM 51.1 °F - 36.0 °F 56% 30.18 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 48.9 °F - 35.1 °F 59% 30.19 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 50.0 °F - 32.0 °F 50% 30.16 in 10.0 mi SE 4.6 mph - N/A   Clear
9:54 PM 48.9 °F - 34.0 °F 56% 30.18 in 10.0 mi NNE 4.6 mph - N/A   Clear
10:54 PM 46.9 °F - 32.0 °F 56% 30.16 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 42.1 °F 39.2 °F 32.0 °F 67% 30.17 in 10.0 mi North 4.6 mph - N/A   Clear