Weather History for Santa Rosa, CA

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Wednesday, October 23, 2013

  Actual Average Record
Temperature  
Mean Temperature 61 °F 59 °F  
Max Temperature 78 °F 74 °F 90 °F (2003)
Min Temperature 44 °F 44 °F 39 °F (1998)
Degree Days  
Heating Degree Days 4    
Month to date heating degree days 91  
Since 1 July heating degree days 158  
Cooling Degree Days 0    
Month to date cooling degree days 4  
Year to date cooling degree days 415  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 69    
Maximum Humidity 100    
Minimum Humidity 38    
Precipitation  
Precipitation 0.01 in 0.08 in 2.71 in (2010)
Month to date precipitation 0.01 1.19  
Year to date precipitation 7.05 23.72  
Since 1 July precipitation 0.53 1.63  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 4 mph (South)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 4 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 23, 2013 Rise Set
Actual Time 7:28 AM PDT 6:21 PM PDT
Civil Twilight 7:01 AM PDT 6:48 PM PDT
Nautical Twilight 6:30 AM PDT 7:19 PM PDT
Astronomical Twilight 5:59 AM PDT 7:50 PM PDT
Moon 9:59 PM PDT (10/23) 11:48 AM PDT (10/23)
Length of Visible Light 11h 47m
Length of Day
10h 53m
Waning Gibbous, 78% of the Moon is Illuminated
Oct 23
Waning Gibbous
Oct 26
Last Quarter
Nov 3
New
Nov 9
First Quarter
Nov 17
Full

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 46.9 °F - 46.0 °F 97% 29.94 in 0.2 mi Calm Calm - N/A Fog Fog
1:53 AM 46.9 °F - 46.0 °F 97% 29.94 in 0.2 mi Calm Calm - N/A Fog Fog
2:12 AM 46.4 °F - 46.4 °F 100% 29.95 in 0.5 mi Calm Calm - N/A Fog Fog
2:21 AM 46.4 °F - 46.4 °F 100% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
2:53 AM 46.0 °F - 46.0 °F 100% 29.94 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 45.0 °F 42.6 °F 45.0 °F 100% 29.93 in 0.5 mi SSW 4.6 mph - N/A Fog Fog
4:26 AM 44.6 °F 43.1 °F 44.6 °F 100% 29.95 in 0.2 mi SW 3.5 mph - N/A Fog Fog
4:34 AM 44.6 °F - 44.6 °F 100% 29.95 in 0.5 mi Calm Calm - N/A Fog Fog
4:53 AM 45.0 °F - 45.0 °F 100% 29.93 in 0.5 mi Calm Calm - N/A Fog Fog
5:38 AM 44.6 °F - 44.6 °F 100% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
5:50 AM 44.6 °F - 44.6 °F 100% 29.96 in 0.5 mi Calm Calm - N/A Fog Fog
5:53 AM 45.0 °F - 45.0 °F 100% 29.94 in 0.5 mi Calm Calm - N/A Fog Fog
6:53 AM 45.0 °F 43.5 °F 44.1 °F 97% 29.94 in 0.5 mi West 3.5 mph - 0.01 in Fog Fog
7:53 AM 45.0 °F 43.5 °F 44.1 °F 97% 29.95 in 0.2 mi WSW 3.5 mph - N/A Fog Fog
8:53 AM 44.1 °F - 44.1 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
9:40 AM 46.4 °F - 44.6 °F 93% 29.98 in 0.5 mi Calm Calm - N/A Fog Fog
9:53 AM 46.0 °F - 46.0 °F 100% 29.96 in 0.8 mi Calm Calm - N/A   Overcast
10:16 AM 46.4 °F - 46.4 °F 100% 29.97 in 1.2 mi Calm Calm - N/A   Overcast
10:34 AM 46.4 °F - 46.4 °F 100% 29.97 in 1.8 mi Calm Calm - N/A   Overcast
10:48 AM 46.4 °F - 46.4 °F 100% 29.97 in 2.0 mi Calm Calm - N/A   Overcast
10:53 AM 48.0 °F - 46.0 °F 93% 29.95 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
10:56 AM 46.4 °F - 46.4 °F 100% 29.97 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
11:08 AM 51.8 °F - 46.4 °F 82% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 AM 57.0 °F - 46.0 °F 67% 29.94 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 64.0 °F - 46.0 °F 52% 29.92 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 72.0 °F - 46.0 °F 40% 29.89 in 10.0 mi North - - N/A   Clear
2:53 PM 75.0 °F - 48.9 °F 40% 29.87 in 10.0 mi SE 6.9 mph - N/A   Clear
3:53 PM 73.0 °F - 46.9 °F 39% 29.87 in 10.0 mi South 10.4 mph - N/A   Clear
4:53 PM 69.1 °F - 46.9 °F 45% 29.87 in 10.0 mi South 8.1 mph - N/A   Clear
5:53 PM 57.9 °F - 46.9 °F 67% 29.88 in 10.0 mi SSE 10.4 mph - N/A   Clear
6:53 PM 52.0 °F - 46.9 °F 83% 29.89 in 10.0 mi SSE 10.4 mph - N/A   Clear
7:53 PM 48.9 °F - 46.9 °F 93% 29.91 in 10.0 mi SE 6.9 mph - N/A   Clear
8:24 PM 48.2 °F - 46.4 °F 93% 29.93 in 10.0 mi SE 8.1 mph - N/A   Scattered Clouds
8:33 PM 48.2 °F - 46.4 °F 93% 29.93 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
8:53 PM 50.0 °F - 46.9 °F 89% 29.92 in 10.0 mi SE 5.8 mph - N/A   Overcast
9:53 PM 50.0 °F - 48.0 °F 93% 29.93 in 10.0 mi East 4.6 mph - N/A   Overcast
10:53 PM 48.9 °F - 48.0 °F 97% 29.95 in 9.0 mi South 4.6 mph - N/A   Overcast
11:03 PM 48.2 °F - 46.4 °F 93% 29.97 in 9.0 mi South 3.5 mph - N/A   Overcast
11:53 PM 48.0 °F - 46.9 °F 96% 29.96 in 2.5 mi South 3.5 mph - N/A   Overcast