Weather History for Petaluma, CA

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Sunday, October 27, 2013

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 53 °F 56 °F  
Max Temperature 60 °F 71 °F 90 °F (2003)
Min Temperature 46 °F 41 °F 32 °F (2011)
Degree Days  
Heating Degree Days 12    
Month to date heating degree days  
Since 1 July heating degree days  
Cooling Degree Days 0    
Month to date cooling degree days  
Year to date cooling degree days  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in - 2.15 in (1941)
Month to date precipitation  
Year to date precipitation  
Since 1 July precipitation  
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 7 mph (WNW)    
Max Wind Speed 20 mph    
Max Gust Speed 30 mph    
Visibility 5 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 27, 2013 Rise Set
Actual Time 7:31 AM PDT 6:16 PM PDT
Civil Twilight 7:04 AM PDT 6:43 PM PDT
Nautical Twilight 6:33 AM PDT 7:14 PM PDT
Astronomical Twilight 6:02 AM PDT 7:45 PM PDT
Moon 12:39 AM PDT (10/27) 2:23 PM PDT (10/27)
Length of Visible Light 11h 38m
Length of Day
10h 44m
Last Quarter, 42% of the Moon is Illuminated
Oct 27
Last Quarter
Nov 3
New
Nov 9
First Quarter
Nov 17
Full
Nov 25
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 48.2 °F - 48.2 °F 100% 30.06 in 1.8 mi NW 5.8 mph - N/A   Overcast
12:35 AM 48.2 °F - 48.2 °F 100% 30.06 in 1.5 mi NW 4.6 mph - N/A   Overcast
12:55 AM 48.2 °F - 48.2 °F 100% 30.06 in 1.5 mi NW 3.5 mph - N/A   Overcast
1:15 AM 46.4 °F - 46.4 °F 100% 30.05 in 0.5 mi Calm Calm - N/A   Overcast
1:35 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.05 in 1.2 mi WNW 6.9 mph - N/A   Overcast
1:55 AM 46.4 °F 44.3 °F 46.4 °F 100% 30.05 in 0.8 mi WNW 4.6 mph - N/A   Overcast
2:15 AM 48.2 °F - 48.2 °F 100% 30.04 in 0.8 mi NW 3.5 mph - N/A   Overcast
2:35 AM 46.4 °F 45.2 °F 46.4 °F 100% 30.04 in 0.5 mi NNW 3.5 mph - N/A   Overcast
2:55 AM 46.4 °F 43.5 °F 46.4 °F 100% 30.04 in 0.5 mi NW 5.8 mph - N/A   Overcast
3:15 AM 46.4 °F 44.3 °F 46.4 °F 100% 30.04 in 0.5 mi WNW 4.6 mph - N/A   Overcast
3:35 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.03 in 1.0 mi NW 6.9 mph - N/A   Overcast
3:55 AM 46.4 °F 44.3 °F 46.4 °F 100% 30.02 in 1.5 mi NW 4.6 mph - N/A   Overcast
4:15 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.02 in 2.0 mi West 6.9 mph - N/A   Overcast
4:35 AM 46.4 °F 43.5 °F 46.4 °F 100% 30.02 in 2.0 mi WNW 5.8 mph - N/A   Overcast
4:55 AM 46.4 °F 44.3 °F 46.4 °F 100% 30.01 in 4.0 mi NW 4.6 mph - N/A   Overcast
5:15 AM 46.4 °F 44.3 °F 46.4 °F 100% 30.01 in 3.0 mi NW 4.6 mph - N/A   Overcast
5:35 AM 48.2 °F - 48.2 °F 100% 30.01 in 4.0 mi WNW 4.6 mph - N/A   Overcast
5:55 AM 48.2 °F - 48.2 °F 100% 30.01 in 4.0 mi NW 3.5 mph - N/A   Overcast
6:15 AM 48.2 °F - 48.2 °F 100% 30.01 in 4.0 mi West 8.1 mph - N/A   Overcast
6:35 AM 48.2 °F - 48.2 °F 100% 30.00 in 3.0 mi WNW 5.8 mph - N/A   Overcast
6:55 AM 48.2 °F - 48.2 °F 100% 29.99 in 2.0 mi NW 3.5 mph - N/A   Overcast
7:15 AM 48.2 °F - 48.2 °F 100% 29.99 in 3.0 mi NW 3.5 mph - N/A   Overcast
7:35 AM 48.2 °F - 48.2 °F 100% 29.99 in 5.0 mi WNW 5.8 mph - N/A   Overcast
7:55 AM 48.2 °F - 48.2 °F 100% 29.99 in 4.0 mi NW 4.6 mph - N/A   Overcast
8:15 AM 48.2 °F - 48.2 °F 100% 29.99 in 4.0 mi WNW 5.8 mph - N/A   Overcast
8:35 AM 48.2 °F - 48.2 °F 100% 29.99 in 5.0 mi WNW 5.8 mph - N/A   Overcast
8:55 AM 48.2 °F - 48.2 °F 100% 29.99 in 3.0 mi NNW 5.8 mph - N/A   Overcast
9:15 AM 48.2 °F - 48.2 °F 100% 29.99 in 2.5 mi NNW 4.6 mph - N/A   Overcast
9:35 AM 50.0 °F - 50.0 °F 100% 29.99 in 4.0 mi West 6.9 mph - N/A   Overcast
9:55 AM 50.0 °F - 50.0 °F 100% 29.98 in 5.0 mi Calm Calm - N/A   Overcast
10:15 AM 50.0 °F - 50.0 °F 100% 29.97 in 7.0 mi WNW 3.5 mph - N/A   Overcast
10:35 AM 51.8 °F - 51.8 °F 100% 29.97 in 8.0 mi NW 3.5 mph - N/A   Overcast
10:55 AM 53.6 °F - 53.6 °F 100% 29.96 in 7.0 mi NW 4.6 mph - N/A   Overcast
11:15 AM 53.6 °F - 51.8 °F 94% 29.95 in 8.0 mi NW 4.6 mph - N/A   Overcast
11:35 AM 53.6 °F - 53.6 °F 100% 29.94 in 7.0 mi North 5.8 mph - N/A   Overcast
11:55 AM 57.2 °F - 51.8 °F 82% 29.93 in 5.0 mi NNW 5.8 mph - N/A   Overcast
12:15 PM 57.2 °F - 51.8 °F 82% 29.93 in 7.0 mi NW 3.5 mph - N/A   Overcast
12:35 PM 59.0 °F - 46.4 °F 63% 29.91 in 9.0 mi WSW 13.8 mph - N/A   Mostly Cloudy
12:55 PM 59.0 °F - 46.4 °F 63% 29.90 in 8.0 mi West 12.7 mph 17.3 mph N/A   Partly Cloudy
1:15 PM 59.0 °F - 46.4 °F 63% 29.89 in 7.0 mi WSW 13.8 mph 19.6 mph N/A   Partly Cloudy
1:35 PM 60.8 °F - 46.4 °F 59% 29.88 in 9.0 mi WSW 15.0 mph 21.9 mph N/A   Partly Cloudy
1:55 PM 59.0 °F - 46.4 °F 63% 29.87 in 8.0 mi WSW 15.0 mph 21.9 mph N/A   Scattered Clouds
2:15 PM 59.0 °F - 46.4 °F 63% 29.86 in 8.0 mi West 18.4 mph 23.0 mph N/A   Scattered Clouds
2:35 PM 59.0 °F - 46.4 °F 63% 29.85 in 7.0 mi West 19.6 mph 25.3 mph N/A   Scattered Clouds
2:55 PM 59.0 °F - 46.4 °F 63% 29.85 in 6.0 mi West 19.6 mph 27.6 mph N/A   Mostly Cloudy
3:15 PM 57.2 °F - 46.4 °F 67% 29.84 in 8.0 mi West 18.4 mph 25.3 mph N/A   Overcast
3:35 PM 57.2 °F - 46.4 °F 67% 29.83 in 7.0 mi WSW 18.4 mph 28.8 mph N/A   Overcast
3:55 PM 55.4 °F - 46.4 °F 72% 29.83 in 7.0 mi West 13.8 mph 20.7 mph N/A   Overcast
4:15 PM 55.4 °F - 46.4 °F 72% 29.82 in 7.0 mi West 19.6 mph 29.9 mph N/A   Overcast
4:35 PM 55.4 °F - 46.4 °F 72% 29.80 in 7.0 mi West 10.4 mph 18.4 mph N/A   Overcast
4:55 PM 55.4 °F - 46.4 °F 72% 29.78 in 7.0 mi West 12.7 mph 24.2 mph N/A   Mostly Cloudy
5:15 PM 53.6 °F - 48.2 °F 82% 29.77 in 5.0 mi West 16.1 mph 19.6 mph N/A   Mostly Cloudy
5:35 PM 53.6 °F - 48.2 °F 82% 29.75 in 5.0 mi West 17.3 mph 24.2 mph N/A   Mostly Cloudy
5:55 PM 53.6 °F - 48.2 °F 82% 29.74 in 5.0 mi West 16.1 mph 24.2 mph N/A   Overcast
6:15 PM 53.6 °F - 48.2 °F 82% 29.73 in 5.0 mi West 16.1 mph 23.0 mph N/A   Overcast
6:35 PM 51.8 °F - 48.2 °F 88% 29.72 in 5.0 mi West 12.7 mph 21.9 mph N/A   Overcast
6:55 PM 51.8 °F - 48.2 °F 88% 29.72 in 6.0 mi WNW 9.2 mph 26.5 mph N/A   Overcast
7:15 PM 51.8 °F - 50.0 °F 94% 29.72 in 7.0 mi WNW 9.2 mph 18.4 mph N/A   Overcast
7:35 PM 51.8 °F - 50.0 °F 94% 29.71 in 6.0 mi WNW 9.2 mph 17.3 mph N/A   Overcast
7:55 PM 51.8 °F - 50.0 °F 94% 29.70 in 6.0 mi West 11.5 mph 19.6 mph N/A   Overcast
8:15 PM 51.8 °F - 50.0 °F 94% 29.70 in 5.0 mi WNW 9.2 mph 17.3 mph N/A   Overcast
8:35 PM 51.8 °F - 50.0 °F 94% 29.69 in 6.0 mi WNW 6.9 mph - N/A   Overcast
8:55 PM 51.8 °F - 50.0 °F 94% 29.69 in 7.0 mi NNW 6.9 mph - N/A   Overcast
9:15 PM 50.0 °F - 48.2 °F 94% 29.69 in 7.0 mi WNW 5.8 mph - N/A   Overcast
9:35 PM 50.0 °F - 48.2 °F 94% 29.68 in 7.0 mi WNW 6.9 mph - N/A   Overcast
9:55 PM 50.0 °F - 48.2 °F 94% 29.69 in 7.0 mi WNW 9.2 mph - N/A   Overcast
10:15 PM 50.0 °F - 48.2 °F 94% 29.68 in 7.0 mi West 9.2 mph - N/A   Overcast
10:35 PM 50.0 °F - 48.2 °F 94% 29.68 in 7.0 mi West 13.8 mph 18.4 mph N/A   Overcast
10:55 PM 50.0 °F - 48.2 °F 94% 29.69 in 7.0 mi NW 6.9 mph - N/A   Overcast
11:15 PM 48.2 °F - 46.4 °F 93% 29.68 in 6.0 mi WNW 10.4 mph 17.3 mph N/A   Overcast
11:35 PM 48.2 °F - 46.4 °F 93% 29.69 in 7.0 mi WNW 6.9 mph - N/A   Overcast
11:55 PM 48.2 °F - 46.4 °F 93% 29.69 in 7.0 mi NW 3.5 mph - N/A   Overcast