Weather History for Napa County, CA

Friday, December 7, 2012 — View Current Weather Conditions
Friday, December 7, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 49 °F 46 °F  
Max Temperature 60 °F 57 °F 70 °F (2001)
Min Temperature 37 °F 36 °F 22 °F (2009)
Degree Days
Heating Degree Days 16    
Month to date heating degree days 78  
Since 1 July heating degree days 650  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 204  
Moisture
Dew Point 42 °F    
Average Humidity 78    
Maximum Humidity 100    
Minimum Humidity 55    
Precipitation
Precipitation 0.00 in - 1.75 in (1952)
Month to date precipitation 1.72  
Year to date precipitation 19.10  
Since 1 July precipitation 5.33  
Sea Level Pressure
Sea Level Pressure 30.10 in    
Wind
Wind Speed 1 mph (North)    
Max Wind Speed 8 mph    
Max Gust Speed 8 mph    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Local Photos
Duo
Starlings
Starling
Unknown Fungi
Apologies for the quality. These things are not much larger than the spiderweb that is attatched. The caps are yellow balls and the stalks are clear/tr...
Truffle???
Shelter
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Astronomy
Dec. 07, 2012 Rise Set
Actual Time 7:12 AM PST 4:48 PM PST
Civil Twilight 6:43 AM PST 5:18 PM PST
Nautical Twilight 6:10 AM PST 5:51 PM PST
Astronomical Twilight 5:38 AM PST 6:23 PM PST
Moon 12:42 AM PST (12/7) 12:44 PM PST (12/7)
Length Of Visible Light 10h 34m
Length of Day
9h 35m
Last Quarter, 37% of the Moon is Illuminated
Dec 7
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
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Hourly Weather History & Observations
Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:01 AM 44.6 °F 40.2 °F 42.8 °F 93% 30.13 in 9.0 mi North 8.1 mph - N/A   Partly Cloudy
12:54 AM 44.1 °F - 43.0 °F 96% 30.10 in 10.0 mi Calm Calm - N/A   Clear
1:06 AM 42.8 °F - 41.0 °F 93% 30.12 in 1.5 mi Calm Calm - N/A   Partly Cloudy
1:17 AM 44.6 °F - 42.8 °F 93% 30.13 in 4.0 mi Calm Calm - N/A   Partly Cloudy
1:36 AM 44.6 °F - 42.8 °F 93% 30.13 in 1.5 mi Calm Calm - N/A   Partly Cloudy
1:38 AM 44.6 °F - 42.8 °F 93% 30.13 in 0.8 mi Calm Calm - N/A   Mist
1:45 AM 42.8 °F - 41.0 °F 93% 30.13 in 0.2 mi Calm Calm - N/A Fog Fog
1:54 AM 39.0 °F - 37.9 °F 96% 30.11 in 0.8 mi Calm Calm - N/A   Mist
2:01 AM 39.2 °F 37.0 °F 37.4 °F 93% 30.13 in 0.2 mi ESE 3.5 mph - N/A Fog Fog
2:36 AM 42.8 °F - 41.0 °F 93% 30.13 in 1.0 mi Calm Calm - N/A   Mist
2:39 AM 42.8 °F - 41.0 °F 93% 30.13 in 2.0 mi Calm Calm - N/A   Partly Cloudy
2:54 AM 39.0 °F - 37.0 °F 93% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
3:54 AM 39.0 °F - 37.9 °F 96% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
4:54 AM 39.9 °F - 39.0 °F 97% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
5:54 AM 39.0 °F - 39.0 °F 100% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
6:54 AM 37.9 °F - 36.0 °F 93% 30.10 in 0.2 mi Calm Calm - N/A Fog Fog
7:54 AM 39.9 °F - 39.0 °F 97% 30.12 in 0.2 mi Calm Calm - N/A Fog Fog
8:35 AM 42.8 °F - 41.0 °F 93% 30.15 in 1.0 mi Calm Calm - N/A   Mist
8:42 AM 42.8 °F - 42.8 °F 100% 30.15 in 0.5 mi Calm Calm - N/A Fog Fog
8:49 AM 44.6 °F 43.1 °F 42.8 °F 93% 30.15 in 1.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
8:54 AM 45.0 °F 43.5 °F 43.0 °F 93% 30.13 in 3.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
9:01 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.15 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy
9:54 AM 48.9 °F - 45.0 °F 86% 30.14 in 10.0 mi North 4.6 mph - N/A   Clear
10:54 AM 53.1 °F - 45.0 °F 74% 30.13 in 10.0 mi Calm Calm - N/A   Clear
11:54 AM 53.1 °F - 48.0 °F 83% 30.11 in 10.0 mi WSW 3.5 mph - N/A   Clear
12:54 PM 57.9 °F - 48.0 °F 70% 30.08 in 10.0 mi Calm Calm - N/A   Clear
1:54 PM 59.0 °F - 46.0 °F 62% 30.06 in 10.0 mi SW 4.6 mph - N/A   Clear
2:54 PM 60.1 °F - 44.1 °F 55% 30.05 in 10.0 mi Calm Calm - N/A   Clear
3:54 PM 60.1 °F - 46.9 °F 62% 30.05 in 10.0 mi Calm Calm - N/A   Clear
5:54 PM 53.1 °F - 45.0 °F 74% 30.05 in 10.0 mi Calm Calm - N/A   Clear
6:54 PM 46.9 °F - 43.0 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 46.9 °F - 44.1 °F 90% 30.05 in 10.0 mi ESE 3.5 mph - N/A   Clear
8:54 PM 45.0 °F - 43.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 43.0 °F - 41.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
10:21 PM 39.2 °F - 39.2 °F 100% 30.08 in 1.8 mi Calm Calm - N/A   Clear
10:33 PM 39.2 °F - 37.4 °F 93% 30.09 in 0.8 mi Calm Calm - N/A   Clear
10:42 PM 39.2 °F - 39.2 °F 100% 30.09 in 2.0 mi Calm Calm - N/A   Clear
10:54 PM 42.1 °F 39.2 °F 39.9 °F 92% 30.07 in 2.0 mi NNE 4.6 mph - N/A   Clear
11:02 PM 42.8 °F - 41.0 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Clear
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