Windsor, CA

6:40 PM PST on February 07, 2016 (GMT -0800)
Sonoma County

Weather History for KSTS - December, 2012

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Thursday, December 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 44 °F 46 °F  
Max Temperature 54 °F 56 °F 69 °F (1999)
Min Temperature 33 °F 36 °F 26 °F (2008)
Degree Days  
Heating Degree Days 21    
Month to date heating degree days 334  
Since 1 July heating degree days 857  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 340  
Moisture  
Dew Point 39 °F    
Average Humidity 74    
Maximum Humidity 92    
Minimum Humidity 56    
Precipitation  
Precipitation 0.39 in 0.27 in 1.23 in (2003)
Month to date precipitation 4.99 4.08  
Year to date precipitation 34.46 33.33  
Since 1 July precipitation 15.67  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 8 mph (SSE)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 20, 2012 Rise Set
Actual Time 7:24 AM PST 4:53 PM PST
Civil Twilight 6:55 AM PST 5:23 PM PST
Nautical Twilight 6:21 AM PST 5:56 PM PST
Astronomical Twilight 5:49 AM PST 6:28 PM PST
Moon 12:10 PM PST (12/20) 12:21 AM PST (12/20)
Length of Visible Light 10h 28m
Length of Day
9h 28m
First Quarter, 56% of the Moon is Illuminated
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 34.0 °F - 30.9 °F 89% 30.18 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 AM 34.0 °F - 30.0 °F 85% 30.15 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 35.1 °F - 32.0 °F 89% 30.16 in 8.0 mi Calm Calm - N/A   Overcast
3:53 AM 36.0 °F - 33.1 °F 89% 30.14 in 8.0 mi Calm Calm - N/A   Overcast
4:53 AM 37.0 °F - 33.1 °F 86% 30.14 in 8.0 mi Calm Calm - N/A   Overcast
5:53 AM 37.0 °F 34.5 °F 33.1 °F 86% 30.12 in 8.0 mi WNW 3.5 mph - N/A   Overcast
6:53 AM 37.9 °F 34.4 °F 33.1 °F 83% 30.11 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
7:53 AM 39.0 °F - 35.1 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 AM 42.1 °F 39.2 °F 35.1 °F 76% 30.11 in 10.0 mi NW 4.6 mph - N/A   Overcast
9:53 AM 48.9 °F - 33.1 °F 54% 30.10 in 8.0 mi SSE 12.7 mph 20.7 mph N/A   Mostly Cloudy
10:53 AM 50.0 °F - 35.1 °F 57% 30.09 in 10.0 mi SSE 13.8 mph - N/A   Overcast
11:53 AM 52.0 °F - 37.0 °F 57% 30.05 in 10.0 mi SSE 16.1 mph 25.3 mph N/A   Mostly Cloudy
12:53 PM 53.1 °F - 39.0 °F 59% 30.02 in 8.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
1:53 PM 54.0 °F - 39.9 °F 59% 30.00 in 8.0 mi SSE 13.8 mph - N/A   Mostly Cloudy
2:53 PM 54.0 °F - 41.0 °F 62% 29.98 in 7.0 mi South 12.7 mph 23.0 mph N/A   Overcast
3:53 PM 54.0 °F - 42.1 °F 64% 29.96 in 7.0 mi SSE 16.1 mph 25.3 mph N/A   Overcast
4:53 PM 53.1 °F - 42.1 °F 66% 29.96 in 8.0 mi South 15.0 mph 21.9 mph N/A   Overcast
5:53 PM 52.0 °F - 44.1 °F 74% 29.96 in 6.0 mi South 10.4 mph - 0.01 in Rain Light Rain
6:53 PM 50.0 °F - 45.0 °F 83% 29.96 in 6.0 mi SSE 10.4 mph - 0.09 in Rain Light Rain
7:00 PM 50.0 °F - 44.6 °F 82% 29.97 in 6.0 mi SSE 9.2 mph - 0.00 in Rain Light Rain
7:53 PM 51.1 °F - 44.1 °F 77% 29.96 in 8.0 mi SSE 11.5 mph 17.3 mph 0.01 in Rain Light Rain
8:53 PM 51.1 °F - 46.0 °F 83% 29.95 in 5.0 mi SSE 11.5 mph - 0.08 in Rain Rain
9:53 PM 51.1 °F - 46.0 °F 83% 29.95 in 6.0 mi SSE 13.8 mph 19.6 mph 0.05 in Rain Light Rain
10:53 PM 50.0 °F - 46.9 °F 89% 29.94 in 5.0 mi SSE 10.4 mph - 0.05 in Rain Rain
11:53 PM 48.9 °F - 46.0 °F 90% 29.92 in 4.0 mi SSE 10.4 mph - 0.10 in Rain Light Rain