Santa Rosa, CA

12:38 AM PST on February 25, 2018 (GMT -0800)
Sonoma County

Weather History for KSTS - September, 2013

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Monday, September 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 63 °F 64 °F  
Max Temperature 73 °F 81 °F 99 °F (2001)
Min Temperature 52 °F 47 °F 39 °F (2007)
Degree Days  
Heating Degree Days 2    
Month to date heating degree days 30  
Since 1 July heating degree days 67  
Cooling Degree Days 0    
Month to date cooling degree days 68  
Year to date cooling degree days 411  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 72    
Precipitation  
Precipitation 0.07 in 0.05 in 0.07 in (2013)
Month to date precipitation 0.49 0.35  
Year to date precipitation 7.04 22.53  
Since 1 July precipitation 0.52  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 4 mph (SSE)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Sep. 30, 2013 Rise Set
Actual Time 7:06 AM PDT 6:55 PM PDT
Civil Twilight 6:40 AM PDT 7:21 PM PDT
Nautical Twilight 6:09 AM PDT 7:52 PM PDT
Astronomical Twilight 5:38 AM PDT 8:23 PM PDT
Moon 2:51 AM PDT (9/30) 4:26 PM PDT (9/30)
Length of Visible Light 12h 41m
Length of Day
11h 48m
Waning Crescent, 18% of the Moon is Illuminated
Sep 30
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
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 62.1 °F 61.0 °F 96% 30.02 in 8.0 mi SSE 5.8 mph - N/A   Overcast
1:17 AM 62.6 °F 60.8 °F 94% 30.03 in 9.0 mi SSE 5.8 mph - N/A   Overcast
1:45 AM 62.6 °F 60.8 °F 94% 30.03 in 8.0 mi SSE 4.6 mph - N/A   Overcast
1:53 AM 62.1 °F 61.0 °F 96% 30.02 in 6.0 mi SSE 4.6 mph - 0.00 in Rain Light Rain
2:11 AM 62.6 °F 60.8 °F 94% 30.04 in 5.0 mi SSE 4.6 mph - 0.00 in Rain Light Rain
2:37 AM 62.6 °F 60.8 °F 94% 30.03 in 6.0 mi South 3.5 mph - 0.00 in Rain Light Rain
2:53 AM 62.1 °F 61.0 °F 96% 30.01 in 6.0 mi Calm Calm - 0.01 in   Overcast
3:23 AM 62.6 °F 60.8 °F 94% 30.03 in 7.0 mi SSW 3.5 mph - N/A   Overcast
3:30 AM 62.6 °F 60.8 °F 94% 30.03 in 7.0 mi Calm Calm - N/A   Overcast
3:34 AM 62.6 °F 60.8 °F 94% 30.02 in 7.0 mi Calm Calm - N/A   Overcast
3:53 AM 62.1 °F 61.0 °F 96% 30.01 in 8.0 mi Calm Calm - N/A   Overcast
4:53 AM 62.1 °F 61.0 °F 96% 30.00 in 9.0 mi Calm Calm - 0.00 in   Mostly Cloudy
5:42 AM 62.6 °F 60.8 °F 94% 30.01 in 10.0 mi SSE 5.8 mph - N/A   Overcast
5:53 AM 62.1 °F 60.1 °F 93% 29.99 in 9.0 mi SE 4.6 mph - 0.00 in Rain Light Rain
6:38 AM 62.6 °F 60.8 °F 94% 30.01 in 8.0 mi South 4.6 mph - 0.00 in   Overcast
6:53 AM 61.0 °F 61.0 °F 100% 30.00 in 6.0 mi South 4.6 mph - 0.00 in   Overcast
7:53 AM 62.1 °F 61.0 °F 96% 30.01 in 4.0 mi South 5.8 mph - N/A   Overcast
8:53 AM 63.0 °F 61.0 °F 93% 30.01 in 7.0 mi SSE 4.6 mph - N/A   Overcast
9:14 AM 64.4 °F 60.8 °F 88% 30.03 in 10.0 mi South 4.6 mph - N/A   Overcast
9:22 AM 64.4 °F 60.8 °F 88% 30.04 in 10.0 mi South 3.5 mph - N/A   Overcast
9:49 AM 64.4 °F 60.8 °F 88% 30.04 in 10.0 mi South 5.8 mph - N/A   Overcast
9:53 AM 64.9 °F 61.0 °F 87% 30.03 in 10.0 mi South 3.5 mph - N/A   Overcast
10:51 AM 66.2 °F 60.8 °F 83% 30.04 in 10.0 mi SSE 5.8 mph - N/A   Overcast
10:53 AM 66.0 °F 61.0 °F 84% 30.03 in 4.0 mi SE 6.9 mph - 0.00 in Rain Light Rain
11:53 AM 64.9 °F 62.1 °F 90% 30.03 in 3.0 mi South 8.1 mph - 0.03 in Rain Light Rain
12:00 PM 64.4 °F 62.6 °F 94% 30.04 in 3.0 mi South 8.1 mph - 0.00 in Rain Light Rain
12:53 PM 68.0 °F 62.1 °F 81% 30.01 in 3.0 mi SW 5.8 mph - 0.00 in Rain Light Rain
1:00 PM 66.2 °F 62.6 °F 88% 30.03 in 10.0 mi South 4.6 mph - 0.00 in Rain Light Rain
1:04 PM 68.0 °F 62.6 °F 83% 30.03 in 10.0 mi Variable 5.8 mph - 0.00 in Rain Light Rain
1:37 PM 69.8 °F 62.6 °F 78% 30.02 in 10.0 mi South 9.2 mph - 0.00 in   Overcast
1:53 PM 71.1 °F 63.0 °F 75% 29.99 in 10.0 mi South 5.8 mph - 0.00 in   Overcast
2:53 PM 66.0 °F 63.0 °F 90% 29.99 in 7.0 mi North 12.7 mph - 0.02 in Rain Light Rain
3:48 PM 68.0 °F 64.4 °F 88% 29.99 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
3:53 PM 69.1 °F 64.0 °F 84% 29.98 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
4:53 PM 72.0 °F 62.1 °F 71% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
5:53 PM 70.0 °F 61.0 °F 73% 29.95 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
6:53 PM 66.0 °F 59.0 °F 78% 29.95 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
7:53 PM 62.1 °F 57.0 °F 84% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
8:53 PM 57.9 °F 54.0 °F 87% 29.96 in 10.0 mi SSE 3.5 mph - N/A   Clear
9:53 PM 55.9 °F 53.1 °F 90% 29.97 in 10.0 mi NE 4.6 mph - N/A   Clear
10:53 PM 55.0 °F 46.9 °F 74% 29.97 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 53.1 °F 48.9 °F 86% 29.96 in 10.0 mi Calm Calm - N/A   Clear