Weather History for Napa County, CA

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Monday, August 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 63 °F 65 °F  
Max Temperature 73 °F 78 °F 86 °F (2005)
Min Temperature 53 °F 52 °F 46 °F (2002)
Degree Days  
Heating Degree Days 2    
Month to date heating degree days 13  
Since 1 June heating degree days 63  
Since 1 July heating degree days 33  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 148  
Since 1 June cooling degree days 128  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 73    
Maximum Humidity 93    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - 0.07 in (2014)
Month to date precipitation 0.00  
Year to date precipitation 1.97  
Since 1 July precipitation 0.00  
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 10 mph (WSW)    
Max Wind Speed 18 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 05, 2013 Rise Set
Actual Time 6:15 AM PDT 8:14 PM PDT
Civil Twilight 5:46 AM PDT 8:43 PM PDT
Nautical Twilight 5:11 AM PDT 9:18 PM PDT
Astronomical Twilight 4:33 AM PDT 9:55 PM PDT
Moon 5:15 AM PDT (8/5) 7:18 PM PDT (8/5)
Length of Visible Light 14h 56m
Length of Day
13h 58m
Waning Crescent, 1% of the Moon is Illuminated
Aug 5
Waning Crescent
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
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 55.0 °F 51.1 °F 86% 29.98 in 10.0 mi WNW 10.4 mph - N/A   Overcast
1:54 AM 55.0 °F 51.1 °F 86% 29.98 in 10.0 mi West 10.4 mph - N/A   Overcast
2:54 AM 54.0 °F 51.1 °F 90% 29.98 in 10.0 mi WNW 10.4 mph - N/A   Overcast
3:54 AM 54.0 °F 50.0 °F 86% 29.97 in 10.0 mi WNW 10.4 mph - N/A   Overcast
4:54 AM 54.0 °F 50.0 °F 86% 29.97 in 10.0 mi West 10.4 mph - N/A   Overcast
5:54 AM 53.1 °F 50.0 °F 89% 29.99 in 10.0 mi West 9.2 mph 29.9 mph N/A   Overcast
6:54 AM 54.0 °F 48.9 °F 83% 29.99 in 10.0 mi West 8.1 mph - N/A   Overcast
7:54 AM 54.0 °F 50.0 °F 86% 30.00 in 10.0 mi WNW 8.1 mph - N/A   Overcast
8:54 AM 55.0 °F 50.0 °F 83% 30.01 in 10.0 mi NW 6.9 mph - N/A   Overcast
9:54 AM 57.0 °F 51.1 °F 81% 30.01 in 10.0 mi West 6.9 mph - N/A   Overcast
10:54 AM 60.1 °F 51.1 °F 72% 30.01 in 10.0 mi SW 5.8 mph - N/A   Overcast
11:36 AM 62.6 °F 51.8 °F 68% 30.02 in 10.0 mi Variable 6.9 mph - N/A   Scattered Clouds
11:54 AM 64.0 °F 53.1 °F 67% 30.00 in 10.0 mi SSW 9.2 mph - N/A   Clear
12:54 PM 66.9 °F 53.1 °F 61% 29.99 in 10.0 mi SSW 9.2 mph - N/A   Clear
1:54 PM 69.1 °F 54.0 °F 58% 29.97 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:54 PM 71.1 °F 54.0 °F 55% 29.95 in 10.0 mi South 12.7 mph - N/A   Clear
3:54 PM 72.0 °F 54.0 °F 53% 29.93 in 10.0 mi SSW 16.1 mph - N/A   Clear
4:54 PM 70.0 °F 54.0 °F 57% 29.91 in 10.0 mi South 15.0 mph - N/A   Clear
5:54 PM 66.9 °F 54.0 °F 63% 29.90 in 10.0 mi South 15.0 mph - N/A   Clear
6:54 PM 63.0 °F 54.0 °F 72% 29.91 in 10.0 mi SSW 17.3 mph - N/A   Clear
7:54 PM 60.1 °F 54.0 °F 80% 29.91 in 10.0 mi SSW 15.0 mph - N/A   Clear
8:54 PM 55.0 °F 48.9 °F 80% 29.94 in 10.0 mi West 9.2 mph - N/A   Clear
9:54 PM 53.1 °F 50.0 °F 89% 29.96 in 10.0 mi WSW 8.1 mph - N/A   Clear
10:54 PM 53.1 °F 50.0 °F 89% 29.96 in 10.0 mi West 10.4 mph - N/A   Clear
11:17 PM 53.6 °F 50.0 °F 88% 29.99 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
11:39 PM 53.6 °F 50.0 °F 88% 29.99 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
11:54 PM 53.1 °F 50.0 °F 89% 29.96 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy