Weather History for Napa County, CA

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Monday, October 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 50 °F 56 °F  
Max Temperature 64 °F 71 °F 88 °F (2003)
Min Temperature 36 °F 41 °F 33 °F (2004)
Degree Days  
Heating Degree Days 15    
Month to date heating degree days 206  
Since 1 July heating degree days 270  
Cooling Degree Days 0    
Month to date cooling degree days 4  
Year to date cooling degree days 303  
Moisture  
Dew Point 43 °F    
Average Humidity 71    
Maximum Humidity 93    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in - 1.01 in (1981)
Month to date precipitation 0.01  
Year to date precipitation 2.82  
Since 1 July precipitation 0.85  
Sea Level Pressure  
Sea Level Pressure 29.71 in    
Wind  
Wind Speed 9 mph (SW)    
Max Wind Speed 31 mph    
Max Gust Speed 41 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 28, 2013 Rise Set
Actual Time 7:31 AM PDT 6:13 PM PDT
Civil Twilight 7:04 AM PDT 6:41 PM PDT
Nautical Twilight 6:33 AM PDT 7:12 PM PDT
Astronomical Twilight 6:02 AM PDT 7:42 PM PDT
Moon 1:34 AM PDT 2:54 PM PDT
Length of Visible Light 11h 36m
Length of Day
10h 42m
Waning Crescent, 33% of the Moon is Illuminated
Oct 28
Waning Crescent
Nov 3
New
Nov 9
First Quarter
Nov 17
Full
Nov 25
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 50.0 °F - 45.0 °F 83% 29.64 in 10.0 mi West 16.1 mph 24.2 mph N/A   Clear
1:54 AM 48.0 °F - 43.0 °F 83% 29.64 in 10.0 mi West 11.5 mph - N/A   Clear
2:54 AM 48.9 °F - 41.0 °F 74% 29.65 in 10.0 mi NW 6.9 mph - N/A   Clear
3:16 AM 46.4 °F 39.5 °F 39.2 °F 76% 29.68 in 10.0 mi South 17.3 mph 61.0 mph N/A   Squalls
3:54 AM 46.0 °F 41.9 °F 41.0 °F 83% 29.64 in 10.0 mi WSW 8.1 mph - N/A   Clear
4:54 AM 43.0 °F - 39.9 °F 89% 29.64 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 39.0 °F - 36.0 °F 89% 29.66 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:54 AM 39.9 °F 37.8 °F 37.0 °F 89% 29.65 in 10.0 mi NNE 3.5 mph - N/A   Clear
7:54 AM 37.0 °F - 36.0 °F 96% 29.67 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 46.9 °F - 42.1 °F 83% 29.70 in 10.0 mi Variable 4.6 mph - N/A   Clear
9:54 AM 51.1 °F - 42.1 °F 71% 29.70 in 10.0 mi SW 3.5 mph 20.7 mph N/A   Clear
10:54 AM 55.0 °F - 43.0 °F 64% 29.71 in 10.0 mi SSW 12.7 mph 23.0 mph N/A   Clear
11:54 AM 57.9 °F - 43.0 °F 58% 29.70 in 10.0 mi SSW 13.8 mph 24.2 mph N/A   Clear
12:54 PM 62.1 °F - 42.1 °F 48% 29.69 in 10.0 mi SSW 19.6 mph 33.4 mph N/A   Clear
1:54 PM 62.1 °F - 43.0 °F 50% 29.68 in 10.0 mi SSW 18.4 mph 32.2 mph N/A   Clear
2:54 PM 63.0 °F - 43.0 °F 48% 29.68 in 10.0 mi SSW 17.3 mph 32.2 mph N/A   Clear
3:54 PM 62.1 °F - 44.1 °F 52% 29.68 in 10.0 mi SSW 21.9 mph 32.2 mph N/A   Clear
4:54 PM 61.0 °F - 43.0 °F 52% 29.69 in 10.0 mi SSW 24.2 mph 27.6 mph N/A   Clear
5:54 PM 57.9 °F - 46.9 °F 67% 29.70 in 10.0 mi SSW 16.1 mph 32.2 mph N/A   Clear
6:54 PM 54.0 °F - 46.0 °F 75% 29.72 in 10.0 mi SW 8.1 mph - N/A   Clear
7:54 PM 52.0 °F - 46.0 °F 80% 29.74 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:54 PM 51.1 °F - 46.0 °F 83% 29.76 in 10.0 mi SW 6.9 mph 51.8 mph N/A   Clear
9:54 PM 48.9 °F - 45.0 °F 86% 29.78 in 10.0 mi SSW 5.8 mph - N/A   Clear
10:54 PM 48.9 °F - 46.0 °F 90% 29.80 in 10.0 mi SW 6.9 mph - N/A   Clear
11:14 PM 50.0 °F - 46.4 °F 87% 29.83 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:47 PM 48.2 °F - 44.6 °F 87% 29.83 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
11:54 PM 46.0 °F - 44.1 °F 93% 29.81 in 10.0 mi Calm Calm - N/A   Partly Cloudy