Napa County, CA

9:20 PM PDT on August 23, 2017 (GMT -0700)
Napa County

Weather History for KAPC - May, 2012

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Thursday, May 24, 2012

  Actual Average Record
Temperature  
Mean Temperature 59 °F 60 °F  
Max Temperature 75 °F 74 °F 84 °F (2005)
Min Temperature 43 °F 47 °F 38 °F (2011)
Degree Days  
Heating Degree Days 6    
Month to date heating degree days 113  
Since 1 July heating degree days 3060  
Cooling Degree Days 0    
Month to date cooling degree days 6  
Year to date cooling degree days 13  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 60    
Maximum Humidity 83    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in - 1.26 in (1931)
Month to date precipitation 0.01  
Year to date precipitation 13.70  
Since 1 July precipitation 17.28  
Sea Level Pressure  
Sea Level Pressure 29.77 in    
Wind  
Wind Speed 11 mph (West)    
Max Wind Speed 29 mph    
Max Gust Speed 37 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. 24, 2012 Rise Set
Actual Time 5:51 AM PDT 8:21 PM PDT
Civil Twilight 5:20 AM PDT 8:51 PM PDT
Nautical Twilight 4:43 AM PDT 9:29 PM PDT
Astronomical Twilight 4:01 AM PDT 10:11 PM PDT
Moon 8:55 AM PDT 11:25 PM PDT
Length of Visible Light 15h 30m
Length of Day
14h 29m
Waxing Crescent, 13% of the Moon is Illuminated
May 24
Waxing Crescent
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter
Jun 19
New

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 43.0 °F 64% 29.87 in 10.0 mi West 8.1 mph - N/A   Clear
1:54 AM 51.1 °F 41.0 °F 68% 29.86 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 46.0 °F 39.9 °F 79% 29.86 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 46.0 °F 41.0 °F 83% 29.85 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 46.9 °F 39.9 °F 77% 29.85 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 44.1 °F 39.0 °F 82% 29.84 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 48.0 °F 43.0 °F 83% 29.86 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 55.0 °F 45.0 °F 69% 29.85 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 60.1 °F 43.0 °F 53% 29.85 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 64.9 °F 43.0 °F 45% 29.83 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 70.0 °F 43.0 °F 38% 29.80 in 10.0 mi West 9.2 mph - N/A   Clear
11:54 AM 73.0 °F 46.0 °F 38% 29.78 in 10.0 mi West 15.0 mph - N/A   Clear
12:54 PM 72.0 °F 46.9 °F 41% 29.76 in 10.0 mi West 17.3 mph 25.3 mph N/A   Clear
1:54 PM 73.9 °F 48.9 °F 41% 29.75 in 10.0 mi West 15.0 mph - N/A   Clear
2:54 PM 73.9 °F 48.0 °F 40% 29.72 in 10.0 mi West 18.4 mph 25.3 mph N/A   Clear
3:54 PM 72.0 °F 46.9 °F 41% 29.70 in 10.0 mi West 23.0 mph 33.4 mph N/A   Clear
4:54 PM 69.1 °F 46.9 °F 45% 29.68 in 10.0 mi WSW 23.0 mph 34.5 mph N/A   Clear
5:54 PM 66.0 °F 45.0 °F 47% 29.67 in 10.0 mi West 23.0 mph 33.4 mph N/A   Clear
6:54 PM 63.0 °F 45.0 °F 52% 29.68 in 10.0 mi West 21.9 mph 27.6 mph N/A   Clear
7:54 PM 59.0 °F 45.0 °F 60% 29.68 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Clear
8:54 PM 55.9 °F 44.1 °F 64% 29.70 in 10.0 mi WNW 13.8 mph 20.7 mph N/A   Clear
9:54 PM 53.1 °F 44.1 °F 71% 29.70 in 10.0 mi West 19.6 mph - N/A   Clear
10:54 PM 51.1 °F 43.0 °F 74% 29.70 in 10.0 mi West 16.1 mph 24.2 mph N/A   Clear
11:54 PM 50.0 °F 42.1 °F 74% 29.70 in 10.0 mi WNW 15.0 mph - N/A   Clear