Weather History for Napa County, CA

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Wednesday, October 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F 62 °F  
Max Temperature 76 °F 77 °F 98 °F (2012)
Min Temperature 44 °F 46 °F 40 °F (2007)
Degree Days  
Heating Degree Days 5    
Month to date heating degree days 12  
Since 1 July heating degree days 76  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 299  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 63    
Maximum Humidity 93    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in - 0.64 in (1935)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 02, 2013 Rise Set
Actual Time 7:06 AM PDT 6:49 PM PDT
Civil Twilight 6:39 AM PDT 7:16 PM PDT
Nautical Twilight 6:09 AM PDT 7:46 PM PDT
Astronomical Twilight 5:38 AM PDT 8:17 PM PDT
Moon 4:46 AM PDT (10/2) 5:27 PM PDT (10/2)
Length of Visible Light 12h 36m
Length of Day
11h 43m
Waning Crescent, 6% of the Moon is Illuminated
Oct 2
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 48.9 °F 46.9 °F 93% 29.91 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 54.0 °F 48.9 °F 83% 29.91 in 10.0 mi NW 6.9 mph - N/A   Clear
2:54 AM 50.0 °F 46.9 °F 89% 29.91 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 48.0 °F 45.0 °F 89% 29.91 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 48.0 °F 45.0 °F 89% 29.91 in 10.0 mi NW 3.5 mph - N/A   Clear
5:54 AM 46.0 °F 45.0 °F 96% 29.93 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 46.9 °F 45.0 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 48.0 °F 45.0 °F 89% 29.95 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 55.9 °F 50.0 °F 80% 29.97 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 62.1 °F 48.9 °F 62% 29.98 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 63.0 °F 48.0 °F 58% 29.98 in 10.0 mi Variable 3.5 mph - N/A   Clear
11:54 AM 69.1 °F 48.0 °F 47% 29.97 in 10.0 mi Variable 4.6 mph - N/A   Clear
12:54 PM 72.0 °F 45.0 °F 38% 29.95 in 10.0 mi South 8.1 mph - N/A   Clear
1:54 PM 75.0 °F 46.9 °F 37% 29.93 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:54 PM 75.0 °F 48.9 °F 40% 29.91 in 10.0 mi SW 17.3 mph - N/A   Clear
3:54 PM 73.0 °F 48.9 °F 42% 29.90 in 10.0 mi SSW 16.1 mph - N/A   Clear
4:54 PM 75.0 °F 44.1 °F 33% 29.90 in 10.0 mi West 17.3 mph - N/A   Clear
5:54 PM 71.1 °F 42.1 °F 35% 29.90 in 10.0 mi WSW 16.1 mph - N/A   Clear
6:54 PM 62.1 °F 44.1 °F 52% 29.91 in 10.0 mi SSW 8.1 mph - N/A   Clear
7:54 PM 61.0 °F 45.0 °F 56% 29.91 in 10.0 mi WSW 15.0 mph - N/A   Clear
8:54 PM 59.0 °F 43.0 °F 55% 29.93 in 10.0 mi WSW 9.2 mph - N/A   Clear
9:54 PM 51.1 °F 41.0 °F 68% 29.94 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 57.0 °F 42.1 °F 57% 29.96 in 10.0 mi SE 3.5 mph - N/A   Clear
11:54 PM 51.1 °F 41.0 °F 68% 29.97 in 10.0 mi Calm Calm - N/A   Clear