Weather History for Napa County, CA

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Monday, October 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 60 °F  
Max Temperature 81 °F 76 °F 91 °F (2002)
Min Temperature 42 °F 45 °F 37 °F (2009)
Degree Days  
Heating Degree Days 3    
Month to date heating degree days 23  
Since 1 July heating degree days 87  
Cooling Degree Days 0    
Month to date cooling degree days 4  
Year to date cooling degree days 303  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 50    
Maximum Humidity 80    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in - 0.58 in (1981)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 5 mph (SSW)    
Max Wind Speed 15 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 07, 2013 Rise Set
Actual Time 7:10 AM PDT 6:42 PM PDT
Civil Twilight 6:44 AM PDT 7:08 PM PDT
Nautical Twilight 6:13 AM PDT 7:39 PM PDT
Astronomical Twilight 5:42 AM PDT 8:09 PM PDT
Moon 10:03 AM PDT (10/7) 8:34 PM PDT (10/7)
Length of Visible Light 12h 24m
Length of Day
11h 31m
Waxing Crescent, 9% of the Moon is Illuminated
Oct 7
Waxing Crescent
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 55.9 °F 39.9 °F 55% 29.97 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 52.0 °F 39.9 °F 63% 29.97 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 52.0 °F 39.0 °F 61% 29.95 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 50.0 °F 37.0 °F 61% 29.94 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 48.9 °F 37.0 °F 64% 29.94 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 45.0 °F 36.0 °F 71% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 46.0 °F 36.0 °F 68% 29.95 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 46.9 °F 39.9 °F 77% 29.96 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 57.9 °F 37.0 °F 46% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:54 AM 64.9 °F 37.9 °F 37% 29.97 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 69.1 °F 39.0 °F 33% 29.96 in 10.0 mi SW 3.5 mph - N/A   Clear
11:54 AM 73.0 °F 32.0 °F 22% 29.94 in 10.0 mi SSW 6.9 mph - N/A   Clear
12:54 PM 75.9 °F 36.0 °F 23% 29.92 in 10.0 mi SSW 6.9 mph - N/A   Clear
1:54 PM 78.1 °F 35.1 °F 21% 29.89 in 10.0 mi SSW 9.2 mph - N/A   Clear
2:54 PM 80.1 °F 36.0 °F 20% 29.87 in 10.0 mi SSW 11.5 mph - N/A   Clear
3:54 PM 79.0 °F 42.1 °F 27% 29.86 in 10.0 mi SSW 12.7 mph - N/A   Clear
4:54 PM 75.0 °F 46.0 °F 36% 29.85 in 10.0 mi SW 12.7 mph - N/A   Clear
5:54 PM 71.1 °F 48.9 °F 45% 29.84 in 10.0 mi SSW 10.4 mph - N/A   Clear
6:54 PM 66.9 °F 48.9 °F 52% 29.84 in 10.0 mi South 9.2 mph - N/A   Clear
7:54 PM 63.0 °F 50.0 °F 63% 29.84 in 10.0 mi South 4.6 mph - N/A   Clear
8:54 PM 62.1 °F 46.9 °F 58% 29.85 in 10.0 mi South 5.8 mph - N/A   Clear
9:54 PM 59.0 °F 46.9 °F 64% 29.86 in 10.0 mi SSE 3.5 mph - N/A   Clear
10:54 PM 54.0 °F 46.0 °F 75% 29.86 in 10.0 mi SE 5.8 mph - N/A   Clear
11:54 PM 57.0 °F 52.0 °F 83% 29.87 in 10.0 mi South 4.6 mph - N/A   Clear