Napa County, CA

1:46 AM PST on November 23, 2017 (GMT -0800)
Napa County

Weather History for KAPC - May, 2013

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Tuesday, May 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 58 °F  
Max Temperature 73 °F 71 °F 93 °F (2007)
Min Temperature 50 °F 44 °F 37 °F (2010)
Degree Days  
Heating Degree Days 3    
Month to date heating degree days 13  
Since 1 July heating degree days 2757  
Cooling Degree Days 0    
Month to date cooling degree days 9  
Year to date cooling degree days 12  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 70    
Maximum Humidity 96    
Minimum Humidity 44    
Precipitation  
Precipitation 0.00 in - 0.54 in (1988)
Month to date precipitation 0.05  
Year to date precipitation 1.75  
Since 1 July precipitation 9.54  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 8 mph (WSW)    
Max Wind Speed 20 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

May. 07, 2013 Rise Set
Actual Time 6:05 AM PDT 8:06 PM PDT
Civil Twilight 5:36 AM PDT 8:35 PM PDT
Nautical Twilight 5:01 AM PDT 9:10 PM PDT
Astronomical Twilight 4:23 AM PDT 9:49 PM PDT
Moon 4:40 AM PDT (5/7) 6:12 PM PDT (5/7)
Length of Visible Light 14h 58m
Length of Day
14h 00m
Waning Crescent, 5% of the Moon is Illuminated
May 7
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
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% 29.95 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 54.0 °F 50.0 °F 86% 29.95 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
3:54 AM 55.0 °F 51.1 °F 86% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
4:54 AM 55.0 °F 51.1 °F 86% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
5:54 AM 52.0 °F 50.0 °F 93% 29.96 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 53.1 °F 51.1 °F 93% 29.97 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
7:54 AM 59.0 °F 53.1 °F 81% 29.99 in 10.0 mi NNW 3.5 mph - N/A   Overcast
8:54 AM 61.0 °F 52.0 °F 72% 30.00 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
9:54 AM 64.0 °F 53.1 °F 67% 30.00 in 10.0 mi West 8.1 mph - N/A   Overcast
10:54 AM 66.0 °F 53.1 °F 63% 30.01 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
11:54 AM 64.9 °F 54.0 °F 68% 30.01 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
12:54 PM 71.1 °F 54.0 °F 55% 29.99 in 10.0 mi SSW 11.5 mph - N/A   Clear
1:54 PM 70.0 °F 53.1 °F 55% 29.99 in 10.0 mi SSW 15.0 mph - N/A   Scattered Clouds
2:54 PM 72.0 °F 52.0 °F 49% 29.98 in 10.0 mi SSW 13.8 mph - N/A   Clear
3:54 PM 73.0 °F 51.1 °F 46% 29.96 in 10.0 mi SSW 13.8 mph - N/A   Scattered Clouds
4:54 PM 72.0 °F 51.1 °F 48% 29.95 in 10.0 mi SSW 12.7 mph - N/A   Clear
5:54 PM 71.1 °F 48.0 °F 44% 29.95 in 10.0 mi West 15.0 mph - N/A   Clear
6:54 PM 66.0 °F 51.1 °F 59% 29.96 in 10.0 mi West 18.4 mph - N/A   Clear
7:54 PM 61.0 °F 51.1 °F 70% 29.98 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
8:54 PM 57.9 °F 51.1 °F 78% 29.99 in 10.0 mi WNW 8.1 mph - N/A   Overcast
9:54 PM 55.9 °F 51.1 °F 84% 30.01 in 10.0 mi SSW 4.6 mph - N/A   Overcast
10:54 PM 54.0 °F 51.1 °F 90% 30.02 in 10.0 mi WSW 9.2 mph - N/A   Clear
11:54 PM 53.1 °F 50.0 °F 89% 30.02 in 10.0 mi SW 8.1 mph - N/A   Clear