Weather History for Napa County, CA

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Thursday, October 3, 2013

  Actual Average Record
Temperature  
Mean Temperature 59 °F 61 °F  
Max Temperature 77 °F 77 °F 94 °F (2014)
Min Temperature 40 °F 45 °F 38 °F (2005)
Degree Days  
Heating Degree Days 6    
Month to date heating degree days 18  
Since 1 July heating degree days 82  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 299  
Growing Degree Days 9 (Base 50)    
Moisture  
Dew Point 32 °F    
Average Humidity 50    
Maximum Humidity 86    
Minimum Humidity 14    
Precipitation  
Precipitation 0.00 in - 0.97 in (1922)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 13 mph (NNE)    
Max Wind Speed 30 mph    
Max Gust Speed 37 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 03, 2013 Rise Set
Actual Time 7:06 AM PDT 6:48 PM PDT
Civil Twilight 6:40 AM PDT 7:14 PM PDT
Nautical Twilight 6:10 AM PDT 7:45 PM PDT
Astronomical Twilight 5:39 AM PDT 8:15 PM PDT
Moon 5:46 AM PDT (10/3) 5:59 PM PDT (10/3)
Length of Visible Light 12h 34m
Length of Day
11h 41m
Waning Crescent, 2% of the Moon is Illuminated
Oct 3
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 48.9 °F - 41.0 °F 74% 29.98 in 10.0 mi SSE 4.6 mph - N/A   Clear
1:54 AM 46.9 °F - 39.9 °F 77% 30.00 in 10.0 mi SE 4.6 mph - N/A   Clear
2:54 AM 48.0 °F - 39.9 °F 74% 30.00 in 10.0 mi South 4.6 mph - N/A   Clear
3:54 AM 46.0 °F 43.1 °F 39.0 °F 76% 30.01 in 10.0 mi SSE 5.8 mph - N/A   Clear
4:54 AM 42.1 °F 40.2 °F 37.0 °F 82% 30.01 in 10.0 mi ESE 3.5 mph - N/A   Clear
5:54 AM 41.0 °F - 37.0 °F 86% 30.02 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 43.0 °F - 37.9 °F 82% 30.03 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 44.1 °F 42.5 °F 37.9 °F 79% 30.04 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:54 AM 54.0 °F - 42.1 °F 64% 30.05 in 10.0 mi SW 4.6 mph - N/A   Clear
9:54 AM 59.0 °F - 39.9 °F 49% 30.06 in 10.0 mi SW 6.9 mph - N/A   Clear
10:54 AM 64.9 °F - 36.0 °F 34% 30.04 in 10.0 mi South 6.9 mph - N/A   Clear
11:54 AM 73.0 °F - 27.0 °F 18% 30.02 in 10.0 mi North 16.1 mph - N/A   Clear
12:54 PM 75.0 °F - 24.1 °F 15% 30.00 in 10.0 mi NNW 17.3 mph 26.5 mph N/A   Clear
1:54 PM 75.9 °F - 24.1 °F 15% 29.96 in 10.0 mi NNW 16.1 mph 24.2 mph N/A   Clear
2:54 PM 77.0 °F - 24.1 °F 14% 29.96 in 10.0 mi NNE 15.0 mph - N/A   Clear
3:54 PM 75.9 °F - 23.0 °F 14% 29.95 in 10.0 mi North 19.6 mph 27.6 mph N/A   Clear
4:54 PM 75.0 °F - 25.0 °F 16% 29.94 in 10.0 mi North 16.1 mph 27.6 mph N/A   Clear
5:54 PM 73.9 °F - 26.1 °F 17% 29.94 in 10.0 mi North 13.8 mph - N/A   Clear
6:54 PM 71.1 °F - 25.0 °F 18% 29.93 in 10.0 mi North 17.3 mph - N/A   Clear
7:54 PM 70.0 °F - 26.1 °F 19% 29.94 in 10.0 mi North 21.9 mph 31.1 mph N/A   Clear
9:54 PM 68.0 °F - 27.0 °F 21% 29.96 in 10.0 mi North 20.7 mph 25.3 mph N/A   Clear
10:54 PM 69.1 °F - 25.0 °F 19% 29.96 in 10.0 mi North 25.3 mph 36.8 mph N/A   Clear
11:54 PM 68.0 °F - 27.0 °F 21% 29.96 in 10.0 mi North 23.0 mph 31.1 mph N/A   Clear