Santa Rosa, CA

6:54 AM PDT on April 21, 2018 (GMT -0700)
Sonoma County

Weather History for KSTS - February, 2010

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Sunday, February 21, 2010

  Actual Average Record
Temperature  
Mean Temperature 48 °F 51 °F  
Max Temperature 54 °F 62 °F 72 °F (2014)
Min Temperature 42 °F 40 °F 28 °F (2006)
Degree Days  
Heating Degree Days 17    
Month to date heating degree days 302  
Since 1 July heating degree days 2071  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 45 °F    
Average Humidity 83    
Maximum Humidity 100    
Minimum Humidity 66    
Precipitation  
Precipitation 0.06 in 0.25 in 0.48 in (2008)
Month to date precipitation 3.54 4.76  
Year to date precipitation 16.13 11.81  
Since 1 July precipitation 24.21  
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 2 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 9 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Feb. 21, 2010 Rise Set
Actual Time 6:54 AM PST 5:55 PM PST
Civil Twilight 6:27 AM PST 6:22 PM PST
Nautical Twilight 5:56 AM PST 6:53 PM PST
Astronomical Twilight 5:25 AM PST 7:24 PM PST
Moon 10:29 AM PST 12:49 AM PST
Length of Visible Light 11h 55m
Length of Day
11h 01m
Waxing Crescent, 48% of the Moon is Illuminated
Feb 21
Waxing Crescent
Feb 21
First Quarter
Feb 28
Full
Mar 7
Last Quarter
Mar 15
New

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 48.0 °F - 41.0 °F 77% 29.88 in 10.0 mi West 6.9 mph - N/A   Overcast
1:53 AM 48.0 °F - 39.9 °F 74% 29.89 in 10.0 mi West 4.6 mph - N/A   Overcast
2:53 AM 48.0 °F - 41.0 °F 77% 29.89 in 10.0 mi WSW 3.5 mph - N/A   Overcast
3:53 AM 45.0 °F 43.5 °F 41.0 °F 86% 29.89 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
4:53 AM 44.1 °F - 39.9 °F 85% 29.90 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 44.1 °F 42.5 °F 41.0 °F 89% 29.90 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:53 AM 44.1 °F - 42.1 °F 93% 29.91 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
7:53 AM 44.1 °F - 43.0 °F 96% 29.93 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
8:53 AM 48.0 °F - 43.0 °F 83% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
9:53 AM 50.0 °F - 43.0 °F 77% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 52.0 °F - 43.0 °F 71% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 53.1 °F - 42.1 °F 66% 29.94 in 10.0 mi Variable 3.5 mph - N/A   Overcast
12:53 PM 52.0 °F - 45.0 °F 77% 29.94 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
1:53 PM 51.1 °F - 46.9 °F 86% 29.93 in 10.0 mi SSW 4.6 mph - 0.01 in   Overcast
2:53 PM 51.1 °F - 46.0 °F 83% 29.93 in 10.0 mi Calm Calm - 0.02 in Rain Light Rain
3:53 PM 52.0 °F - 46.9 °F 83% 29.93 in 10.0 mi Calm Calm - 0.00 in   Overcast
4:53 PM 52.0 °F - 48.0 °F 86% 29.93 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
5:53 PM 51.1 °F - 48.0 °F 89% 29.94 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
6:53 PM 50.0 °F - 46.9 °F 89% 29.96 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
7:53 PM 48.9 °F - 48.0 °F 97% 29.98 in 8.0 mi Calm Calm - 0.01 in Rain Light Rain
8:30 PM 48.2 °F - 48.2 °F 100% 29.99 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:53 PM 48.9 °F - 48.0 °F 97% 29.99 in 10.0 mi ESE 3.5 mph - 0.00 in   Overcast
9:13 PM 48.2 °F - 48.2 °F 100% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
9:20 PM 48.2 °F - 48.2 °F 100% 30.01 in 10.0 mi ESE 3.5 mph - N/A   Overcast
9:31 PM 48.2 °F - 48.2 °F 100% 30.01 in 10.0 mi Calm Calm - 0.01 in   Overcast
9:40 PM 48.2 °F - 48.2 °F 100% 30.01 in 10.0 mi Calm Calm - 0.01 in   Overcast
9:53 PM 48.0 °F - 48.0 °F 100% 30.00 in 10.0 mi Calm Calm - 0.01 in   Overcast
10:53 PM 48.0 °F - 46.9 °F 96% 30.01 in 8.0 mi Calm Calm - N/A   Overcast
11:24 PM 46.4 °F - 46.4 °F 100% 30.03 in 1.5 mi Calm Calm - N/A   Partly Cloudy
11:28 PM 46.4 °F - 46.4 °F 100% 30.03 in 0.8 mi Calm Calm - N/A   Mist
11:47 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.04 in 0.8 mi NW 3.5 mph - N/A   Scattered Clouds
11:53 PM 44.1 °F - 44.1 °F 100% 30.02 in 0.2 mi Calm Calm - N/A Fog Fog