Napa County, CA

1:03 PM PDT on August 23, 2017 (GMT -0700)
Napa County

Weather History for KAPC - April, 2012

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Monday, April 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 56 °F  
Max Temperature 66 °F 69 °F 84 °F (2013)
Min Temperature 54 °F 42 °F 34 °F (2008)
Degree Days  
Heating Degree Days 5    
Month to date heating degree days 227  
Since 1 July heating degree days 2915  
Cooling Degree Days 0    
Month to date cooling degree days 7  
Year to date cooling degree days 7  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 80    
Maximum Humidity 93    
Minimum Humidity 67    
Precipitation  
Precipitation 0.00 in - 1.11 in (1983)
Month to date precipitation 1.52  
Year to date precipitation 13.49  
Since 1 July precipitation 17.07  
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 11 mph (West)    
Max Wind Speed 21 mph    
Max Gust Speed 25 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

Apr. 23, 2012 Rise Set
Actual Time 6:21 AM PDT 7:53 PM PDT
Civil Twilight 5:53 AM PDT 8:21 PM PDT
Nautical Twilight 5:20 AM PDT 8:54 PM PDT
Astronomical Twilight 4:45 AM PDT 9:30 PM PDT
Moon 7:38 AM PDT 10:25 PM PDT
Length of Visible Light 14h 27m
Length of Day
13h 31m
Waxing Crescent, 5% of the Moon is Illuminated
Apr 23
Waxing Crescent
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter
May 20
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:33 AM 55.4 °F 51.8 °F 88% 29.92 in 10.0 mi West 10.4 mph - N/A   Overcast
12:54 AM 54.0 °F 51.1 °F 90% 29.90 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
1:14 AM 53.6 °F 51.8 °F 94% 29.92 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:54 AM 55.0 °F 52.0 °F 89% 29.89 in 10.0 mi WNW 8.1 mph - N/A   Overcast
2:09 AM 55.4 °F 51.8 °F 88% 29.92 in 10.0 mi WNW 13.8 mph - N/A   Overcast
2:54 AM 55.0 °F 52.0 °F 89% 29.89 in 10.0 mi WNW 12.7 mph - N/A   Overcast
3:54 AM 55.0 °F 51.1 °F 86% 29.89 in 10.0 mi WNW 13.8 mph - N/A   Overcast
4:54 AM 55.0 °F 51.1 °F 86% 29.88 in 10.0 mi WNW 11.5 mph - N/A   Overcast
5:51 AM 55.4 °F 51.8 °F 88% 29.91 in 10.0 mi WNW 12.7 mph - N/A   Overcast
5:54 AM 55.9 °F 51.1 °F 84% 29.89 in 10.0 mi WNW 10.4 mph - N/A   Overcast
6:54 AM 55.9 °F 51.1 °F 84% 29.90 in 10.0 mi WNW 11.5 mph - N/A   Overcast
7:54 AM 55.9 °F 51.1 °F 84% 29.90 in 10.0 mi WNW 6.9 mph - N/A   Overcast
8:54 AM 57.0 °F 50.0 °F 77% 29.92 in 10.0 mi WNW 10.4 mph - N/A   Overcast
9:54 AM 57.9 °F 51.1 °F 78% 29.94 in 10.0 mi West 10.4 mph - N/A   Overcast
10:54 AM 59.0 °F 52.0 °F 78% 29.95 in 10.0 mi SW 10.4 mph - N/A   Overcast
11:54 AM 64.0 °F 54.0 °F 70% 29.95 in 10.0 mi SW 12.7 mph - N/A   Overcast
12:54 PM 64.0 °F 54.0 °F 70% 29.94 in 10.0 mi SW 13.8 mph 21.9 mph N/A   Mostly Cloudy
1:54 PM 64.9 °F 54.0 °F 68% 29.94 in 10.0 mi SW 16.1 mph 23.0 mph N/A   Mostly Cloudy
2:54 PM 64.9 °F 54.0 °F 68% 29.93 in 10.0 mi SW 18.4 mph 24.2 mph N/A   Mostly Cloudy
2:57 PM 64.4 °F 53.6 °F 68% 29.95 in 10.0 mi SW 17.3 mph 24.2 mph N/A   Mostly Cloudy
3:54 PM 63.0 °F 53.1 °F 70% 29.92 in 10.0 mi WSW 12.7 mph - N/A   Mostly Cloudy
4:04 PM 64.4 °F 53.6 °F 68% 29.94 in 10.0 mi West 12.7 mph 20.7 mph N/A   Mostly Cloudy
4:54 PM 63.0 °F 52.0 °F 67% 29.91 in 10.0 mi SW 17.3 mph - N/A   Mostly Cloudy
5:42 PM 62.6 °F 51.8 °F 68% 29.94 in 10.0 mi WSW 12.7 mph - N/A   Overcast
5:54 PM 62.1 °F 52.0 °F 70% 29.92 in 10.0 mi WSW 11.5 mph - N/A   Overcast
6:25 PM 60.8 °F 51.8 °F 72% 29.94 in 10.0 mi WSW 13.8 mph - N/A   Overcast
6:54 PM 60.1 °F 51.1 °F 72% 29.91 in 10.0 mi WSW 12.7 mph - N/A   Overcast
7:54 PM 59.0 °F 51.1 °F 75% 29.92 in 10.0 mi West 11.5 mph - N/A   Overcast
8:54 PM 59.0 °F 51.1 °F 75% 29.95 in 10.0 mi WSW 8.1 mph - N/A   Overcast
9:54 PM 59.0 °F 52.0 °F 78% 29.97 in 10.0 mi West 6.9 mph - N/A   Overcast
10:54 PM 57.9 °F 52.0 °F 81% 29.99 in 10.0 mi WNW 6.9 mph - N/A   Overcast
11:54 PM 59.0 °F 52.0 °F 78% 29.99 in 10.0 mi West 6.9 mph - N/A   Overcast