Weather History for Napa County, CA

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Sunday, February 24, 2013

  Actual Average Record
Temperature  
Mean Temperature 51 °F 50 °F  
Max Temperature 66 °F 61 °F 73 °F (2014)
Min Temperature 35 °F 39 °F 33 °F (2000)
Degree Days  
Heating Degree Days 14    
Month to date heating degree days 418  
Since 1 July heating degree days 2150  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 28 °F    
Average Humidity 53    
Maximum Humidity 89    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - 1.49 in (1917)
Month to date precipitation 0.28  
Year to date precipitation 0.62  
Since 1 July precipitation 8.41  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 9 mph (NNW)    
Max Wind Speed 20 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Feb. 24, 2013 Rise Set
Actual Time 6:47 AM PST 5:57 PM PST
Civil Twilight 6:20 AM PST 6:24 PM PST
Nautical Twilight 5:50 AM PST 6:54 PM PST
Astronomical Twilight 5:19 AM PST 7:25 PM PST
Moon 5:14 PM PST (2/24) 5:47 AM PST (2/24)
Length of Visible Light 12h 03m
Length of Day
11h 10m
Waxing Gibbous, 99% of the Moon is Illuminated
Feb 24
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 42.1 °F 35.7 °F 25.0 °F 51% 30.22 in 10.0 mi North 11.5 mph - N/A   Clear
1:54 AM 42.1 °F 37.7 °F 25.0 °F 51% 30.22 in 10.0 mi NNW 6.9 mph - N/A   Clear
2:54 AM 46.0 °F 39.3 °F 23.0 °F 40% 30.19 in 10.0 mi North 16.1 mph - N/A   Clear
3:54 AM 46.0 °F 40.2 °F 21.9 °F 39% 30.20 in 10.0 mi NNW 12.7 mph - N/A   Clear
4:54 AM 46.0 °F 39.9 °F 21.9 °F 39% 30.19 in 10.0 mi NW 13.8 mph - N/A   Clear
5:54 AM 46.9 °F - 21.9 °F 37% 30.20 in 10.0 mi NW 15.0 mph - N/A   Clear
6:54 AM 46.9 °F - 23.0 °F 39% 30.20 in 10.0 mi NNW 15.0 mph - N/A   Clear
7:54 AM 50.0 °F - 23.0 °F 35% 30.22 in 10.0 mi NNW 11.5 mph - N/A   Clear
8:54 AM 52.0 °F - 24.1 °F 34% 30.23 in 10.0 mi North 13.8 mph - N/A   Clear
9:54 AM 55.9 °F - 25.0 °F 30% 30.23 in 10.0 mi North 12.7 mph - N/A   Clear
10:54 AM 60.1 °F - 24.1 °F 25% 30.22 in 10.0 mi North 13.8 mph - N/A   Clear
11:54 AM 63.0 °F - 24.1 °F 23% 30.20 in 10.0 mi NNW 10.4 mph 16.1 mph N/A   Clear
12:54 PM 66.0 °F - 19.9 °F 17% 30.18 in 10.0 mi NE 8.1 mph - N/A   Clear
1:54 PM 62.1 °F - 30.0 °F 30% 30.16 in 10.0 mi SSW 12.7 mph - N/A   Clear
2:54 PM 62.1 °F - 28.9 °F 29% 30.15 in 10.0 mi SSW 10.4 mph - N/A   Clear
3:54 PM 63.0 °F - 28.0 °F 27% 30.14 in 10.0 mi SSW 6.9 mph - N/A   Clear
4:54 PM 60.1 °F - 36.0 °F 41% 30.14 in 10.0 mi SW 5.8 mph - N/A   Clear
5:54 PM 54.0 °F - 41.0 °F 62% 30.14 in 10.0 mi Calm Calm - N/A   Clear
6:54 PM 48.0 °F - 37.0 °F 66% 30.16 in 10.0 mi SE 3.5 mph - N/A   Clear
7:54 PM 43.0 °F 40.3 °F 34.0 °F 71% 30.17 in 10.0 mi ESE 4.6 mph - N/A   Clear
8:54 PM 42.1 °F 40.2 °F 35.1 °F 76% 30.18 in 10.0 mi SSE 3.5 mph - N/A   Clear
9:54 PM 39.0 °F - 33.1 °F 79% 30.20 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 36.0 °F - 32.0 °F 86% 30.21 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 37.0 °F - 33.1 °F 86% 30.22 in 10.0 mi Calm Calm - N/A   Clear