Weather History for Santa Rosa, CA

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Friday, October 28, 2011

  Actual Average Record
Temperature  
Mean Temperature 58 °F 58 °F  
Max Temperature 78 °F 72 °F 94 °F (2003)
Min Temperature 37 °F 43 °F 34 °F (2004)
Degree Days  
Heating Degree Days 7    
Month to date heating degree days 109  
Since 1 July heating degree days 141  
Cooling Degree Days 0    
Month to date cooling degree days 24  
Year to date cooling degree days 345  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 38 °F    
Average Humidity 57    
Maximum Humidity 92    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in 0.10 in 1.16 in (2000)
Month to date precipitation 1.83 1.70  
Year to date precipitation 24.29 24.23  
Since 1 July precipitation 1.85 2.14  
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 1 mph (WSW)    
Max Wind Speed 9 mph    
Max Gust Speed 12 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 28, 2011 Rise Set
Actual Time 7:33 AM PDT 6:16 PM PDT
Civil Twilight 7:06 AM PDT 6:43 PM PDT
Nautical Twilight 6:34 AM PDT 7:14 PM PDT
Astronomical Twilight 6:04 AM PDT 7:45 PM PDT
Moon 9:53 AM PDT (10/28) 7:46 PM PDT (10/28)
Length of Visible Light 11h 37m
Length of Day
10h 42m
Waxing Crescent, 6% of the Moon is Illuminated
Oct 28
Waxing Crescent
Nov 2
First Quarter
Nov 10
Full
Nov 18
Last Quarter
Nov 24
New

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
1:53 AM 43.0 °F - 39.0 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 41.0 °F 39.0 °F 37.9 °F 89% 30.06 in 10.0 mi West 3.5 mph - N/A   Clear
3:53 AM 41.0 °F - 37.0 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 41.0 °F - 37.9 °F 89% 30.05 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 37.9 °F - 36.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 37.9 °F - 36.0 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 39.0 °F - 36.0 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 45.0 °F - 42.1 °F 90% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 53.1 °F - 42.1 °F 66% 30.12 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
10:53 AM 62.1 °F - 41.0 °F 46% 30.12 in 10.0 mi North 3.5 mph - N/A   Clear
11:53 AM 66.9 °F - 39.9 °F 37% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:53 PM 72.0 °F - 37.9 °F 29% 30.10 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 PM 75.0 °F - 35.1 °F 23% 30.08 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 75.9 °F - 32.0 °F 20% 30.06 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:53 PM 77.0 °F - 37.0 °F 24% 30.06 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:53 PM 75.0 °F - 42.1 °F 31% 30.05 in 10.0 mi SW 5.8 mph - N/A   Clear
5:53 PM 69.1 °F - 35.1 °F 29% 30.05 in 10.0 mi SW 5.8 mph - N/A   Clear
6:53 PM 61.0 °F - 39.0 °F 44% 30.06 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
7:53 PM 57.0 °F - 37.9 °F 49% 30.08 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 PM 53.1 °F - 37.9 °F 57% 30.09 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 50.0 °F - 39.0 °F 66% 30.09 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 44.1 °F - 39.0 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 43.0 °F - 39.0 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Clear