Weather History for Napa County, CA

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Tuesday, January 22, 2013

  Actual Average Record
Temperature  
Mean Temperature 47 °F 46 °F  
Max Temperature 62 °F 56 °F 68 °F (2014)
Min Temperature 32 °F 37 °F 27 °F (2014)
Degree Days  
Heating Degree Days 18    
Month to date heating degree days 480  
Since 1 July heating degree days 1592  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 35 °F    
Average Humidity 64    
Maximum Humidity 89    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - 1.75 in (1951)
Month to date precipitation 0.17  
Year to date precipitation 0.17  
Since 1 July precipitation 7.96  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 8 mph (East)    
Max Wind Speed 18 mph    
Max Gust Speed 24 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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Astronomy

Jan. 22, 2013 Rise Set
Actual Time 7:21 AM PST 5:21 PM PST
Civil Twilight 6:52 AM PST 5:49 PM PST
Nautical Twilight 6:20 AM PST 6:21 PM PST
Astronomical Twilight 5:49 AM PST 6:52 PM PST
Moon 1:48 PM PST (1/22) 3:46 AM PST (1/22)
Length of Visible Light 10h 56m
Length of Day
10h 00m
Waxing Gibbous, 83% of the Moon is Illuminated
Jan 22
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter

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 37.0 °F - 34.0 °F 89% 30.09 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 36.0 °F - 32.0 °F 86% 30.10 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 34.0 °F 28.0 °F 30.9 °F 89% 30.09 in 10.0 mi NNW 6.9 mph - N/A   Clear
3:54 AM 35.1 °F 31.0 °F 30.0 °F 82% 30.07 in 10.0 mi North 4.6 mph - N/A   Clear
4:54 AM 34.0 °F 31.0 °F 28.9 °F 82% 30.07 in 10.0 mi NNW 3.5 mph - N/A   Clear
5:54 AM 33.1 °F 30.0 °F 28.0 °F 82% 30.08 in 10.0 mi SE 3.5 mph - N/A   Clear
6:54 AM 42.1 °F 34.5 °F 33.1 °F 70% 30.07 in 10.0 mi East 15.0 mph - N/A   Clear
7:54 AM 41.0 °F 35.8 °F 32.0 °F 70% 30.09 in 10.0 mi ESE 8.1 mph - N/A   Clear
8:54 AM 43.0 °F 41.3 °F 33.1 °F 68% 30.09 in 10.0 mi ENE 3.5 mph - N/A   Clear
9:54 AM 48.9 °F - 36.0 °F 61% 30.10 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 53.1 °F - 37.0 °F 55% 30.11 in 10.0 mi East 13.8 mph - N/A   Clear
11:54 AM 57.9 °F - 39.0 °F 49% 30.08 in 10.0 mi East 10.4 mph - N/A   Clear
12:54 PM 60.1 °F - 37.0 °F 42% 30.04 in 10.0 mi East 15.0 mph - N/A   Clear
1:54 PM 61.0 °F - 37.0 °F 41% 30.01 in 10.0 mi East 11.5 mph 19.6 mph N/A   Clear
2:54 PM 60.1 °F - 36.0 °F 41% 30.01 in 10.0 mi East 11.5 mph - N/A   Clear
3:54 PM 60.1 °F - 35.1 °F 39% 29.99 in 10.0 mi East 11.5 mph - N/A   Clear
4:54 PM 57.0 °F - 36.0 °F 45% 30.00 in 10.0 mi East 8.1 mph - N/A   Clear
5:54 PM 55.9 °F - 37.9 °F 51% 29.99 in 10.0 mi East 12.7 mph 19.6 mph N/A   Clear
6:54 PM 55.0 °F - 39.9 °F 57% 29.98 in 10.0 mi East 15.0 mph 23.0 mph N/A   Clear
7:54 PM 53.1 °F - 39.0 °F 59% 29.99 in 10.0 mi ESE 11.5 mph - N/A   Clear
8:54 PM 52.0 °F - 37.0 °F 57% 30.01 in 10.0 mi East 4.6 mph - N/A   Clear
9:54 PM 48.9 °F - 37.9 °F 66% 30.03 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 46.9 °F - 39.0 °F 74% 30.04 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:54 PM 48.9 °F - 37.9 °F 66% 30.02 in 10.0 mi North 4.6 mph - N/A   Clear