Weather History for Napa County, CA

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Monday, November 7, 2011

  Actual Average Record
Temperature  
Mean Temperature 47 °F 54 °F  
Max Temperature 61 °F 67 °F 77 °F (2006)
Min Temperature 32 °F 40 °F 32 °F (2011)
Degree Days  
Heating Degree Days 18    
Month to date heating degree days 106  
Since 1 July heating degree days 324  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 175  
Moisture  
Dew Point 38 °F    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in - 1.08 in (2002)
Month to date precipitation 1.44  
Year to date precipitation 18.48  
Since 1 July precipitation 2.63  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 2 mph (SSW)    
Max Wind Speed 12 mph    
Max Gust Speed 16 mph    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Nov. 07, 2011 Rise Set
Actual Time 6:41 AM PST 5:03 PM PST
Civil Twilight 6:13 AM PST 5:31 PM PST
Nautical Twilight 5:42 AM PST 6:02 PM PST
Astronomical Twilight 5:11 AM PST 6:33 PM PST
Moon 3:15 PM PST (11/7) 3:50 AM PST (11/7)
Length of Visible Light 11h 17m
Length of Day
10h 22m
Waxing Gibbous, 92% of the Moon is Illuminated
Nov 7
Waxing Gibbous
Nov 10
Full
Nov 18
Last Quarter
Nov 24
New
Dec 2
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:06 AM 39.2 °F 37.0 °F 37.4 °F 93% 30.15 in 5.0 mi ENE 3.5 mph - N/A   Clear
12:41 AM 37.4 °F - 37.4 °F 100% 30.16 in 0.5 mi Calm Calm - N/A Fog Fog
12:54 AM 37.0 °F - 37.0 °F 100% 30.14 in 0.8 mi Calm Calm - N/A   Mist
1:09 AM 37.4 °F - 35.6 °F 93% 30.16 in 0.5 mi Calm Calm - N/A Fog Fog
1:15 AM 37.4 °F - 35.6 °F 93% 30.16 in 1.0 mi Calm Calm - N/A   Mostly Cloudy
1:19 AM 37.4 °F - 35.6 °F 93% 30.16 in 1.5 mi Calm Calm - N/A   Scattered Clouds
1:25 AM 39.2 °F - 37.4 °F 93% 30.16 in 3.0 mi Calm Calm - N/A   Partly Cloudy
1:54 AM 39.0 °F - 37.0 °F 93% 30.14 in 1.2 mi Calm Calm - N/A   Partly Cloudy
1:58 AM 39.2 °F - 37.4 °F 93% 30.17 in 0.5 mi Calm Calm - N/A Fog Fog
2:04 AM 41.0 °F - 39.2 °F 93% 30.17 in 0.2 mi Calm Calm - N/A Fog Fog
2:32 AM 39.2 °F - 39.2 °F 100% 30.17 in 0.2 mi Calm Calm - N/A Fog Fog
2:42 AM 37.4 °F - 35.6 °F 93% 30.17 in 0.2 mi Calm Calm - N/A Fog Fog
2:54 AM 37.0 °F - 36.0 °F 96% 30.14 in 0.2 mi Calm Calm - N/A Fog Fog
3:12 AM 37.4 °F - 37.4 °F 100% 30.17 in 0.5 mi Calm Calm - N/A Fog Fog
3:25 AM 35.6 °F - 33.8 °F 93% 30.17 in 0.2 mi Calm Calm - N/A Fog Fog
3:37 AM 37.4 °F - 35.6 °F 93% 30.17 in 0.2 mi Calm Calm - N/A Fog Fog
3:54 AM 37.0 °F - 37.0 °F 100% 30.15 in 0.2 mi Calm Calm - N/A Fog Fog
4:54 AM 35.1 °F - 33.1 °F 92% 30.16 in 0.5 mi Calm Calm - N/A Fog Fog
5:30 AM 33.8 °F - 33.8 °F 100% 30.19 in 0.8 mi Calm Calm - N/A   Mostly Cloudy
5:38 AM 35.6 °F - 33.8 °F 93% 30.19 in 0.2 mi Calm Calm - N/A Fog Fog
5:54 AM 35.1 °F - 33.1 °F 92% 30.17 in 0.5 mi Calm Calm - N/A Fog Fog
6:54 AM 35.1 °F - 34.0 °F 96% 30.19 in 0.2 mi Calm Calm - N/A Fog Fog
7:34 AM 37.4 °F - 37.4 °F 100% 30.23 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 39.9 °F - 39.0 °F 97% 30.22 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 45.0 °F 43.5 °F 43.0 °F 93% 30.22 in 10.0 mi NNW 3.5 mph - N/A   Clear
9:54 AM 51.1 °F - 44.1 °F 77% 30.23 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 53.1 °F - 44.1 °F 71% 30.22 in 10.0 mi SW 3.5 mph - N/A   Clear
11:54 AM 57.0 °F - 43.0 °F 59% 30.21 in 10.0 mi SW 4.6 mph - N/A   Clear
12:54 PM 59.0 °F - 45.0 °F 60% 30.19 in 10.0 mi SW 9.2 mph - N/A   Partly Cloudy
1:54 PM 60.1 °F - 43.0 °F 53% 30.18 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
2:54 PM 61.0 °F - 41.0 °F 48% 30.17 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
3:54 PM 59.0 °F - 44.1 °F 58% 30.17 in 10.0 mi SSW 8.1 mph - N/A   Clear
4:54 PM 55.0 °F - 45.0 °F 69% 30.19 in 10.0 mi SSW 6.9 mph - N/A   Clear
6:54 PM 48.9 °F - 41.0 °F 74% 30.22 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 42.1 °F - 37.9 °F 85% 30.22 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 42.1 °F - 37.9 °F 85% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 39.0 °F - 36.0 °F 89% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 37.9 °F - 37.0 °F 97% 30.24 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 37.0 °F 34.5 °F 35.1 °F 93% 30.25 in 10.0 mi NNE 3.5 mph - N/A   Clear