Weather History for Napa County, CA

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Thursday, January 24, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F 47 °F  
Max Temperature 59 °F 56 °F 67 °F (2014)
Min Temperature 47 °F 37 °F 26 °F (1922)
Degree Days  
Heating Degree Days 12    
Month to date heating degree days 506  
Since 1 July heating degree days 1618  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 87    
Maximum Humidity 93    
Minimum Humidity 80    
Precipitation  
Precipitation T in - 1.74 in (2000)
Month to date precipitation 0.34  
Year to date precipitation 0.34  
Since 1 July precipitation 8.13  
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 3 mph (NE)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 4 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

Jan. 24, 2013 Rise Set
Actual Time 7:19 AM PST 5:23 PM PST
Civil Twilight 6:51 AM PST 5:51 PM PST
Nautical Twilight 6:19 AM PST 6:23 PM PST
Astronomical Twilight 5:48 AM PST 6:54 PM PST
Moon 3:30 PM PST (1/24) 5:20 AM PST (1/24)
Length of Visible Light 11h 00m
Length of Day
10h 03m
Waxing Gibbous, 95% of the Moon is Illuminated
Jan 24
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:31 AM 48.2 °F 46.4 °F 93% 30.09 in 2.0 mi West 3.5 mph - N/A   Overcast
12:54 AM 48.0 °F 46.9 °F 96% 30.06 in 1.8 mi NW 3.5 mph - N/A   Overcast
1:45 AM 48.2 °F 46.4 °F 93% 30.08 in 1.5 mi NW 3.5 mph - N/A   Overcast
1:54 AM 48.0 °F 46.0 °F 93% 30.06 in 1.2 mi NW 3.5 mph - N/A   Overcast
2:54 AM 48.0 °F 46.0 °F 93% 30.07 in 1.2 mi WNW 5.8 mph - N/A   Overcast
3:54 AM 48.0 °F 46.0 °F 93% 30.06 in 1.2 mi Calm Calm - N/A   Overcast
4:06 AM 48.2 °F 46.4 °F 93% 30.09 in 0.8 mi Calm Calm - N/A   Overcast
4:24 AM 48.2 °F 46.4 °F 93% 30.09 in 1.0 mi North 3.5 mph - N/A   Overcast
4:51 AM 46.4 °F 46.4 °F 100% 30.09 in 0.8 mi Calm Calm - N/A   Overcast
4:54 AM 48.0 °F 46.0 °F 93% 30.06 in 1.0 mi North 4.6 mph - N/A   Overcast
5:54 AM 48.0 °F 46.0 °F 93% 30.07 in 1.2 mi SE 3.5 mph - N/A   Overcast
6:07 AM 48.2 °F 46.4 °F 93% 30.11 in 1.2 mi Calm Calm - N/A   Overcast
6:31 AM 48.2 °F 46.4 °F 93% 30.11 in 1.5 mi Calm Calm - N/A   Overcast
6:54 AM 48.0 °F 46.9 °F 96% 30.09 in 1.8 mi Calm Calm - N/A   Overcast
7:03 AM 48.2 °F 46.4 °F 93% 30.12 in 2.0 mi Calm Calm - N/A   Overcast
7:38 AM 48.2 °F 46.4 °F 93% 30.12 in 5.0 mi Calm Calm - N/A   Overcast
7:54 AM 50.0 °F 46.9 °F 89% 30.09 in 6.0 mi East 5.8 mph - N/A   Overcast
8:54 AM 50.0 °F 48.0 °F 93% 30.11 in 7.0 mi Calm Calm - N/A   Overcast
9:54 AM 51.1 °F 48.0 °F 89% 30.14 in 3.0 mi West 3.5 mph - N/A   Overcast
10:54 AM 51.1 °F 48.0 °F 89% 30.15 in 3.0 mi Calm Calm - N/A   Overcast
11:54 AM 53.1 °F 48.9 °F 86% 30.14 in 6.0 mi Calm Calm - 0.00 in   Overcast
12:54 PM 55.9 °F 50.0 °F 80% 30.12 in 9.0 mi Calm Calm - N/A   Overcast
1:54 PM 55.9 °F 51.1 °F 84% 30.10 in 7.0 mi NW 3.5 mph - N/A   Overcast
2:54 PM 57.9 °F 52.0 °F 81% 30.10 in 9.0 mi Calm Calm - N/A   Overcast
3:34 PM 57.2 °F 51.8 °F 82% 30.14 in 10.0 mi ESE 6.9 mph - N/A   Overcast
3:54 PM 57.0 °F 52.0 °F 83% 30.11 in 10.0 mi East 6.9 mph - N/A   Overcast
4:20 PM 57.2 °F 51.8 °F 82% 30.14 in 10.0 mi East 6.9 mph - N/A   Overcast
4:54 PM 55.9 °F 51.1 °F 84% 30.12 in 10.0 mi ENE 9.2 mph - N/A   Overcast
5:29 PM 53.6 °F 51.8 °F 94% 30.15 in 7.0 mi East 8.1 mph - N/A   Overcast
5:54 PM 54.0 °F 50.0 °F 86% 30.13 in 8.0 mi East 10.4 mph - N/A   Overcast
6:54 PM 53.1 °F 50.0 °F 89% 30.14 in 5.0 mi East 5.8 mph - N/A   Mostly Cloudy
7:54 PM 53.1 °F 51.1 °F 93% 30.15 in 4.0 mi ESE 3.5 mph - N/A   Overcast
8:54 PM 53.1 °F 50.0 °F 89% 30.16 in 5.0 mi Calm Calm - N/A   Overcast
9:54 PM 51.1 °F 48.9 °F 92% 30.17 in 4.0 mi Calm Calm - N/A   Overcast
10:54 PM 51.1 °F 48.9 °F 92% 30.17 in 3.0 mi Calm Calm - N/A   Overcast
11:54 PM 52.0 °F 50.0 °F 93% 30.17 in 4.0 mi Calm Calm - N/A   Overcast