History for Napa County, CA

Sunday, October 21, 2012 — View Current Conditions
Sunday, October 21, 2012
« Previous Day
Next Day »
Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 56 °F 58 °F  
Max Temperature 70 °F 73 °F 87 °F (1999)
Min Temperature 41 °F 42 °F 35 °F (2004)
Degree Days
Heating Degree Days 9    
Month to date heating degree days 73  
Since 1 July heating degree days 208  
Cooling Degree Days 0    
Month to date cooling degree days 36  
Year to date cooling degree days 204  
Growing Degree Days 6 (Base 50)    
Moisture
Dew Point 41 °F    
Average Humidity 58    
Maximum Humidity 89    
Minimum Humidity 26    
Precipitation
Precipitation 0.11 in - 0.76 in (1985)
Month to date precipitation 0.13  
Year to date precipitation 13.90  
Since 1 July precipitation 0.13  
Sea Level Pressure
Sea Level Pressure 29.85 in    
Wind
Wind Speed 7 mph (WSW)    
Max Wind Speed 23 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
Certify This Report
History Location
Airport:
 
Trip Planner
Search our historical database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it will be!
Date:
Radar Archive
Click to View Archived Radar Loop
This image may take a moment to generate.
Local Photos
Hummingbird
Pretty even without the color flash. cropped to remove the excessively bright BG.
Sunrise warning
Sunrise SSF, CA
Giants orange
Giants orange and it's not even Friday
Hummingbird
Some hummers winter here so I will have to leave at least one feeder up.
The other side
Lesser seen (and less "scenic") side of the Hummingbird
Good day for Hummers
A little motion blur.
Hummingbird Color
License
Added some color to the two overly bright corners then smudged the entire BG.
Just a Splash
A Different Look
Visit WunderPhotos
Astronomy
May. 21, 2013 Rise Set
Actual Time 7:24 AM PDT 6:22 PM PDT
Civil Twilight 6:57 AM PDT 6:49 PM PDT
Nautical Twilight 6:26 AM PDT 7:19 PM PDT
Astronomical Twilight 5:56 AM PDT 7:50 PM PDT
Moon 1:47 PM PDT (10/21) No Moon Set
Length Of Visible Light 11h 51m
Length of Day
10h 57m
Waxing Crescent, 46% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
Visit Astronomy
Hourly Observations
Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 54.0 °F - 45.0 °F 72% 29.82 in 10.0 mi West 6.9 mph - N/A   Clear
1:54 AM 46.9 °F - 41.0 °F 80% 29.82 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 46.0 °F 43.1 °F 39.9 °F 79% 29.83 in 10.0 mi West 5.8 mph - N/A   Clear
3:54 AM 46.9 °F - 41.0 °F 80% 29.83 in 10.0 mi NW 3.5 mph - N/A   Clear
4:54 AM 44.1 °F - 39.9 °F 85% 29.83 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 42.1 °F - 37.9 °F 85% 29.84 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 44.1 °F 42.5 °F 39.9 °F 85% 29.85 in 10.0 mi ESE 3.5 mph - N/A   Clear
7:54 AM 43.0 °F - 39.9 °F 89% 29.86 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 48.9 °F - 45.0 °F 86% 29.88 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 52.0 °F - 43.0 °F 71% 29.90 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 57.9 °F - 39.9 °F 51% 29.90 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:54 AM 60.1 °F - 37.9 °F 44% 29.90 in 10.0 mi SSW 5.8 mph - N/A   Clear
12:54 PM 63.0 °F - 39.9 °F 43% 29.88 in 10.0 mi SSW 9.2 mph - N/A   Clear
1:54 PM 66.0 °F - 39.9 °F 38% 29.86 in 10.0 mi SSW 13.8 mph - N/A   Clear
2:54 PM 69.1 °F - 33.1 °F 26% 29.84 in 10.0 mi WSW 9.2 mph - N/A   Clear
3:54 PM 68.0 °F - 34.0 °F 28% 29.83 in 10.0 mi WSW 15.0 mph - N/A   Clear
4:54 PM 64.0 °F - 39.9 °F 41% 29.83 in 10.0 mi West 18.4 mph 25.3 mph N/A   Clear
5:54 PM 60.1 °F - 39.9 °F 47% 29.82 in 10.0 mi WSW 19.6 mph - N/A   Clear
6:54 PM 57.0 °F - 43.0 °F 59% 29.83 in 10.0 mi WSW 11.5 mph - N/A   Clear
7:54 PM 55.0 °F - 45.0 °F 69% 29.84 in 10.0 mi WSW 15.0 mph - N/A   Clear
8:54 PM 54.0 °F - 46.9 °F 77% 29.83 in 10.0 mi West 8.1 mph - N/A   Clear
9:54 PM 54.0 °F - 46.9 °F 77% 29.83 in 10.0 mi West 8.1 mph - N/A   Clear
10:54 PM 55.0 °F - 46.9 °F 74% 29.83 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
11:54 PM 53.1 °F - 48.9 °F 86% 29.82 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
Show full METARS | METAR FAQ | Comma Delimited File