Weather History for Santa Rosa, CA

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Thursday, May 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F 59 °F  
Max Temperature 72 °F 73 °F 86 °F (2001)
Min Temperature 47 °F 46 °F 37 °F (2008)
Degree Days  
Heating Degree Days 5    
Month to date heating degree days 25  
Since 1 July heating degree days 2611  
Cooling Degree Days 0    
Month to date cooling degree days 12  
Year to date cooling degree days 30  
Growing Degree Days 9 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 71    
Maximum Humidity 93    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in 0.06 in 0.17 in (2005)
Month to date precipitation T 0.56  
Year to date precipitation 4.85 21.08  
Since 1 July precipitation 27.26 35.27  
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 6 mph (SSE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 7 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 09, 2013 Rise Set
Actual Time 6:04 AM PDT 8:10 PM PDT
Civil Twilight 5:35 AM PDT 8:40 PM PDT
Nautical Twilight 4:59 AM PDT 9:16 PM PDT
Astronomical Twilight 4:21 AM PDT 9:55 PM PDT
Moon 5:52 AM PDT (5/9) 8:11 PM PDT (5/9)
Length of Visible Light 15h 04m
Length of Day
14h 05m
Waning Crescent, 0% of the Moon is Illuminated
May 9
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F 46.9 °F 89% 30.11 in 8.0 mi Calm Calm - N/A   Clear
1:53 AM 48.0 °F 46.0 °F 93% 30.11 in 7.0 mi NW 3.5 mph - N/A   Partly Cloudy
2:01 AM 46.4 °F 46.4 °F 100% 30.13 in 7.0 mi Calm Calm - N/A   Scattered Clouds
2:16 AM 48.2 °F 46.4 °F 93% 30.12 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 50.0 °F 46.9 °F 89% 30.11 in 7.0 mi Calm Calm - N/A   Overcast
3:53 AM 51.1 °F 48.0 °F 89% 30.10 in 7.0 mi Calm Calm - N/A   Overcast
4:53 AM 51.1 °F 48.0 °F 89% 30.09 in 7.0 mi West 3.5 mph - N/A   Overcast
5:53 AM 51.1 °F 48.0 °F 89% 30.09 in 6.0 mi Calm Calm - N/A   Overcast
6:53 AM 51.1 °F 48.0 °F 89% 30.10 in 2.0 mi Calm Calm - N/A   Overcast
7:00 AM 51.8 °F 48.2 °F 88% 30.12 in 5.0 mi Calm Calm - N/A   Overcast
7:53 AM 52.0 °F 48.0 °F 86% 30.12 in 3.0 mi Calm Calm - N/A   Overcast
8:53 AM 53.1 °F 48.9 °F 86% 30.13 in 6.0 mi Calm Calm - N/A   Overcast
10:30 AM 55.4 °F 48.2 °F 77% 30.15 in 6.0 mi SSW 5.8 mph - N/A   Haze
10:53 AM 57.9 °F 48.9 °F 72% 30.14 in 6.0 mi Variable 3.5 mph - N/A   Haze
11:53 AM 64.9 °F 50.0 °F 58% 30.13 in 7.0 mi SSE 4.6 mph - N/A   Clear
12:53 PM 70.0 °F 52.0 °F 53% 30.11 in 7.0 mi South 9.2 mph - N/A   Clear
1:53 PM 70.0 °F 52.0 °F 53% 30.10 in 7.0 mi SE 9.2 mph - N/A   Clear
2:53 PM 72.0 °F 52.0 °F 49% 30.09 in 7.0 mi SSE 11.5 mph - N/A   Clear
3:53 PM 71.1 °F 52.0 °F 51% 30.07 in 8.0 mi SSE 12.7 mph - N/A   Clear
5:53 PM 66.0 °F 51.1 °F 59% 30.05 in 7.0 mi SE 12.7 mph - N/A   Clear
6:53 PM 62.1 °F 51.1 °F 67% 30.05 in 7.0 mi SE 12.7 mph - N/A   Clear
7:53 PM 57.0 °F 50.0 °F 77% 30.08 in 7.0 mi SE 11.5 mph - N/A   Clear
8:53 PM 53.1 °F 48.9 °F 86% 30.11 in 8.0 mi SE 6.9 mph - N/A   Clear
9:53 PM 52.0 °F 48.0 °F 86% 30.12 in 8.0 mi SSE 5.8 mph - N/A   Clear
10:53 PM 51.1 °F 48.0 °F 89% 30.14 in 7.0 mi SE 4.6 mph - N/A   Clear
11:40 PM 50.0 °F 48.2 °F 94% 30.16 in 7.0 mi SE 3.5 mph - N/A   Scattered Clouds
11:53 PM 50.0 °F 48.0 °F 93% 30.15 in 7.0 mi SE 4.6 mph - N/A   Scattered Clouds