Weather History for Napa County, CA

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Sunday, October 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 59 °F  
Max Temperature 74 °F 75 °F 94 °F (2010)
Min Temperature 39 °F 43 °F 39 °F (2000)
Degree Days  
Heating Degree Days 8    
Month to date heating degree days 79  
Since 1 July heating degree days 143  
Cooling Degree Days 0    
Month to date cooling degree days 4  
Year to date cooling degree days 303  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 42 °F    
Average Humidity 61    
Maximum Humidity 93    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in - 4.66 in (1962)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 5 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 13, 2013 Rise Set
Actual Time 7:16 AM PDT 6:33 PM PDT
Civil Twilight 6:49 AM PDT 7:00 PM PDT
Nautical Twilight 6:19 AM PDT 7:30 PM PDT
Astronomical Twilight 5:48 AM PDT 8:01 PM PDT
Moon 3:24 PM PDT (10/13) 1:36 AM PDT (10/13)
Length of Visible Light 12h 10m
Length of Day
11h 17m
Waxing Gibbous, 70% of the Moon is Illuminated
Oct 13
Waxing Gibbous
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New
Nov 9
First 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 46.9 °F - 43.0 °F 86% 29.90 in 10.0 mi SE 4.6 mph - N/A   Clear
1:54 AM 46.9 °F - 43.0 °F 86% 29.90 in 10.0 mi SE 8.1 mph - N/A   Clear
2:54 AM 46.9 °F - 44.1 °F 90% 29.90 in 10.0 mi SSE 6.9 mph - N/A   Clear
3:54 AM 44.1 °F - 39.9 °F 85% 29.91 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 42.1 °F - 39.0 °F 89% 29.92 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 39.9 °F - 37.9 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 42.1 °F 40.2 °F 39.0 °F 89% 29.95 in 10.0 mi East 3.5 mph - N/A   Clear
7:54 AM 41.0 °F - 39.9 °F 96% 29.97 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 53.1 °F - 48.9 °F 86% 29.99 in 10.0 mi SSE 4.6 mph - N/A   Clear
9:54 AM 59.0 °F - 48.0 °F 67% 29.99 in 10.0 mi South 9.2 mph - N/A   Clear
10:54 AM 62.1 °F - 50.0 °F 65% 30.00 in 10.0 mi South 8.1 mph - N/A   Clear
11:54 AM 66.9 °F - 42.1 °F 40% 29.99 in 10.0 mi WSW 6.9 mph - N/A   Clear
12:54 PM 69.1 °F - 45.0 °F 42% 29.98 in 10.0 mi South 9.2 mph - N/A   Clear
1:54 PM 70.0 °F - 39.9 °F 33% 29.96 in 10.0 mi South 9.2 mph - N/A   Clear
2:54 PM 73.0 °F - 39.0 °F 29% 29.95 in 10.0 mi SSW 10.4 mph - N/A   Clear
3:54 PM 73.9 °F - 39.9 °F 29% 29.95 in 10.0 mi SSW 10.4 mph - N/A   Clear
4:54 PM 71.1 °F - 45.0 °F 39% 29.97 in 10.0 mi SSW 10.4 mph - N/A   Clear
5:54 PM 69.1 °F - 46.0 °F 44% 29.97 in 10.0 mi WSW 3.5 mph - N/A   Clear
6:54 PM 62.1 °F - 39.9 °F 44% 29.99 in 10.0 mi SW 5.8 mph - N/A   Clear
7:54 PM 60.1 °F - 39.9 °F 47% 30.00 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 52.0 °F - 37.9 °F 59% 30.02 in 10.0 mi East 6.9 mph - N/A   Clear
9:54 PM 48.9 °F - 39.0 °F 69% 30.03 in 10.0 mi SSE 4.6 mph - N/A   Clear
10:54 PM 48.9 °F - 39.9 °F 71% 30.04 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 50.0 °F - 39.9 °F 68% 30.04 in 10.0 mi Calm Calm - N/A   Clear