Weather History for Napa County, CA

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Tuesday, October 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 58 °F 62 °F  
Max Temperature 74 °F 78 °F 98 °F (2012)
Min Temperature 42 °F 46 °F 38 °F (2006)
Degree Days  
Heating Degree Days 7    
Month to date heating degree days 7  
Since 1 July heating degree days 71  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 299  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 69    
Maximum Humidity 93    
Minimum Humidity 44    
Precipitation  
Precipitation 0.00 in - 0.81 in (1926)
Month to date precipitation 0.00  
Year to date precipitation 2.81  
Since 1 July precipitation 0.84  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 01, 2013 Rise Set
Actual Time 7:05 AM PDT 6:51 PM PDT
Civil Twilight 6:38 AM PDT 7:17 PM PDT
Nautical Twilight 6:08 AM PDT 7:48 PM PDT
Astronomical Twilight 5:37 AM PDT 8:19 PM PDT
Moon 3:47 AM PDT (10/1) 4:56 PM PDT (10/1)
Length of Visible Light 12h 38m
Length of Day
11h 46m
Waning Crescent, 11% of the Moon is Illuminated
Oct 1
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 54.0 °F 46.0 °F 75% 29.94 in 10.0 mi WSW 3.5 mph - N/A   Clear
1:54 AM 53.1 °F 46.0 °F 77% 29.95 in 10.0 mi West 9.2 mph 29.9 mph N/A   Clear
2:54 AM 51.1 °F 45.0 °F 80% 29.95 in 10.0 mi West 5.8 mph - N/A   Clear
3:54 AM 48.9 °F 44.1 °F 83% 29.94 in 10.0 mi West 5.8 mph - N/A   Clear
4:54 AM 48.9 °F 45.0 °F 86% 29.95 in 10.0 mi WNW 3.5 mph - N/A   Clear
5:54 AM 46.0 °F 43.0 °F 89% 29.95 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 46.0 °F 43.0 °F 89% 29.96 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 46.9 °F 44.1 °F 90% 29.98 in 10.0 mi North 3.5 mph - N/A   Clear
8:54 AM 53.1 °F 48.9 °F 86% 29.99 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 57.0 °F 48.0 °F 72% 30.00 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 61.0 °F 48.9 °F 64% 29.99 in 10.0 mi NW 3.5 mph - N/A   Clear
11:54 AM 64.9 °F 48.9 °F 56% 29.98 in 10.0 mi South 4.6 mph - N/A   Clear
12:54 PM 69.1 °F 48.9 °F 49% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Clear
1:54 PM 70.0 °F 50.0 °F 49% 29.94 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:54 PM 73.0 °F 50.0 °F 44% 29.92 in 10.0 mi SSW 10.4 mph - N/A   Clear
3:54 PM 73.0 °F 51.1 °F 46% 29.91 in 10.0 mi SSW 12.7 mph - N/A   Clear
4:54 PM 73.0 °F 50.0 °F 44% 29.90 in 10.0 mi South 11.5 mph - N/A   Clear
5:54 PM 70.0 °F 51.1 °F 51% 29.89 in 10.0 mi SSW 12.7 mph - N/A   Clear
6:54 PM 66.0 °F 51.1 °F 59% 29.89 in 10.0 mi South 9.2 mph - N/A   Clear
7:54 PM 61.0 °F 51.1 °F 70% 29.90 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:54 PM 60.1 °F 51.1 °F 72% 29.91 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:54 PM 55.9 °F 48.9 °F 77% 29.91 in 10.0 mi SE 3.5 mph - N/A   Clear
10:54 PM 57.0 °F 50.0 °F 77% 29.91 in 10.0 mi ESE 4.6 mph - N/A   Clear
11:54 PM 54.0 °F 46.9 °F 77% 29.92 in 10.0 mi North 3.5 mph - N/A   Clear