Weather History for Santa Rosa, CA

Sunday, May 10, 2009 — View Current Weather Conditions
Sunday, May 10, 2009
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 64 °F 60 °F  
Max Temperature 84 °F 73 °F 88 °F (2006)
Min Temperature 44 °F 46 °F 39 °F (2005)
Degree Days
Heating Degree Days 1    
Month to date heating degree days 65  
Since 1 July heating degree days 2893  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 18  
Growing Degree Days 14 (Base 50)    
Moisture
Dew Point 46 °F    
Average Humidity 64    
Maximum Humidity 100    
Minimum Humidity 28    
Precipitation
Precipitation 0.00 in 0.05 in 0.17 in (2010)
Month to date precipitation 2.86 0.61  
Year to date precipitation 15.26 21.13  
Since 1 July precipitation 22.21 35.32  
Sea Level Pressure
Sea Level Pressure 29.93 in    
Wind
Wind Speed 4 mph (SSW)    
Max Wind Speed 15 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Local Photos
Sunshine through Oak
Clearlake Marsh
Lake County Backroad
Mount Konocti through Trees
Bubble tree
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Astronomy
May. 10, 2009 Rise Set
Actual Time 6:03 AM PDT 8:11 PM PDT
Civil Twilight 5:34 AM PDT 8:41 PM PDT
Nautical Twilight 4:58 AM PDT 9:17 PM PDT
Astronomical Twilight 4:19 AM PDT 9:56 PM PDT
Moon 10:16 PM PDT (5/10) 6:41 AM PDT (5/10)
Length Of Visible Light 15h 06m
Length of Day
14h 07m
Full, 97% of the Moon is Illuminated
May 10
Full
May 17
Last Quarter
May 24
New
May 30
First Quarter
Jun 7
Full
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Hourly Weather History & Observations
Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - 46.9 °F 89% 29.95 in 9.0 mi SE 3.5 mph - N/A   Clear
1:53 AM 48.9 °F - 46.0 °F 90% 29.95 in 9.0 mi Calm Calm - N/A   Clear
2:53 AM 46.9 °F - 46.0 °F 97% 29.94 in 9.0 mi Calm Calm - N/A   Clear
3:53 AM 46.9 °F - 46.0 °F 97% 29.94 in 8.0 mi Calm Calm - N/A   Clear
4:53 AM 46.9 °F - 46.0 °F 97% 29.94 in 7.0 mi Calm Calm - N/A   Clear
5:53 AM 46.0 °F - 45.0 °F 96% 29.94 in 9.0 mi Calm Calm - N/A   Clear
6:53 AM 46.0 °F - 46.0 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 51.1 °F - 48.9 °F 92% 29.96 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 57.9 °F - 50.0 °F 75% 29.96 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 64.0 °F - 48.9 °F 58% 29.96 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 68.0 °F - 46.9 °F 47% 29.96 in 10.0 mi South 4.6 mph - N/A   Clear
11:53 AM 72.0 °F - 53.1 °F 51% 29.96 in 10.0 mi SSE 6.9 mph - N/A   Clear
12:53 PM 75.0 °F - 53.1 °F 46% 29.95 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
1:53 PM 77.0 °F - 52.0 °F 42% 29.93 in 10.0 mi SW 6.9 mph - N/A   Clear
2:53 PM 82.0 °F 81.2 °F 53.1 °F 37% 29.92 in 10.0 mi South 5.8 mph - N/A   Clear
3:53 PM 81.0 °F 81.3 °F 59.0 °F 47% 29.91 in 10.0 mi South 6.9 mph - N/A   Clear
4:53 PM 79.0 °F - 55.0 °F 44% 29.89 in 10.0 mi South 9.2 mph - N/A   Clear
5:53 PM 79.0 °F - 54.0 °F 42% 29.89 in 10.0 mi SE 4.6 mph - N/A   Clear
6:12 PM 80.6 °F - 39.2 °F 23% 29.90 in 10.0 mi North 12.7 mph 18.4 mph N/A   Clear
7:53 PM 69.1 °F - 37.0 °F 31% 29.91 in 10.0 mi NNW 9.2 mph - N/A   Clear
8:53 PM 64.9 °F - 30.9 °F 28% 29.92 in 10.0 mi NNW 10.4 mph - N/A   Clear
9:53 PM 64.0 °F - 32.0 °F 30% 29.94 in 10.0 mi NW 10.4 mph - N/A   Clear
10:53 PM 60.1 °F - 36.0 °F 41% 29.94 in 10.0 mi NNW 6.9 mph - N/A   Clear
11:53 PM 60.1 °F - 37.0 °F 42% 29.94 in 10.0 mi Calm Calm - N/A   Clear
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