Weather History for Napa County, CA

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Wednesday, October 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 59 °F 59 °F  
Max Temperature 80 °F 74 °F 88 °F (1999)
Min Temperature 38 °F 43 °F 38 °F (2013)
Degree Days  
Heating Degree Days 6    
Month to date heating degree days 97  
Since 1 July heating degree days 161  
Cooling Degree Days 0    
Month to date cooling degree days 4  
Year to date cooling degree days 303  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 35 °F    
Average Humidity 47    
Maximum Humidity 76    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in - 1.20 in (1969)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 3 mph (WSW)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 16, 2013 Rise Set
Actual Time 7:19 AM PDT 6:29 PM PDT
Civil Twilight 6:52 AM PDT 6:55 PM PDT
Nautical Twilight 6:21 AM PDT 7:26 PM PDT
Astronomical Twilight 5:51 AM PDT 7:57 PM PDT
Moon 5:10 PM PDT (10/16) 4:54 AM PDT (10/16)
Length of Visible Light 12h 03m
Length of Day
11h 10m
Waxing Gibbous, 94% of the Moon is Illuminated
Oct 16
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 46.0 °F - 33.1 °F 61% 29.98 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 43.0 °F - 32.0 °F 65% 29.99 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 44.1 °F - 33.1 °F 65% 30.00 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 42.1 °F - 33.1 °F 70% 30.00 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 39.9 °F - 32.0 °F 73% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 43.0 °F 41.3 °F 33.1 °F 68% 30.02 in 10.0 mi North 3.5 mph - N/A   Clear
6:54 AM 41.0 °F 39.0 °F 30.9 °F 67% 30.04 in 10.0 mi NNE 3.5 mph - N/A   Clear
7:54 AM 45.0 °F 41.8 °F 32.0 °F 60% 30.05 in 10.0 mi NNE 5.8 mph - N/A   Clear
8:54 AM 55.0 °F - 33.1 °F 43% 30.07 in 10.0 mi North 3.5 mph - N/A   Clear
9:54 AM 62.1 °F - 36.0 °F 38% 30.07 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 66.0 °F - 36.0 °F 33% 30.07 in 10.0 mi WSW 3.5 mph - N/A   Clear
11:54 AM 72.0 °F - 39.0 °F 30% 30.06 in 10.0 mi SW 4.6 mph - N/A   Clear
12:54 PM 75.9 °F - 35.1 °F 23% 30.04 in 10.0 mi Variable 5.8 mph - N/A   Clear
1:54 PM 79.0 °F - 32.0 °F 18% 30.02 in 10.0 mi WSW 9.2 mph - N/A   Clear
2:54 PM 80.1 °F - 34.0 °F 19% 30.01 in 10.0 mi SW 9.2 mph - N/A   Clear
3:54 PM 79.0 °F - 34.0 °F 20% 30.01 in 10.0 mi SW 6.9 mph - N/A   Clear
4:54 PM 79.0 °F - 33.1 °F 19% 30.00 in 10.0 mi SW 6.9 mph - N/A   Clear
5:54 PM 73.0 °F - 45.0 °F 37% 29.99 in 10.0 mi SSW 5.8 mph - N/A   Clear
6:54 PM 68.0 °F - 39.0 °F 35% 30.00 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 57.0 °F - 36.0 °F 45% 30.01 in 10.0 mi South 4.6 mph - N/A   Clear
8:54 PM 57.0 °F - 36.0 °F 45% 30.01 in 10.0 mi South 3.5 mph - N/A   Clear
9:54 PM 53.1 °F - 35.1 °F 50% 30.02 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 51.1 °F - 36.0 °F 56% 30.02 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 46.9 °F - 36.0 °F 66% 30.02 in 10.0 mi Calm Calm - N/A   Clear