History for Petaluma, CA

Wednesday, October 17, 2012 — View Current Conditions
Wednesday, October 17, 2012
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Daily Weekly Monthly Custom
  Actual Average (KAPC) Record (KAPC)
Temperature
Mean Temperature 68 °F 58 °F  
Max Temperature 91 °F 74 °F 87 °F (2008)
Min Temperature 46 °F 43 °F 37 °F (2006)
Degree Days
Heating Degree Days 0    
Month to date heating degree days  
Since 1 July heating degree days  
Cooling Degree Days 4    
Month to date cooling degree days  
Year to date cooling degree days  
Growing Degree Days 18 (Base 50)    
Moisture
Dew Point 43 °F    
Average Humidity 56    
Maximum Humidity 94    
Minimum Humidity 13    
Precipitation
Precipitation 0.00 in - 0.92 in (1984)
Month to date precipitation  
Year to date precipitation  
Since 1 July precipitation  
Sea Level Pressure
Sea Level Pressure 29.89 in    
Wind
Wind Speed 2 mph (WNW)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Local Photos
Snowy Egret
Beautiful Egret at Shoreline Park
Cat On a Not Tin Roof
Frosted Yellow
Red Petunia
Re-uploaded
Creek life
Creek life enjoying the summer mid-day sun.
American Avocet
American Avocet at Shoreline Park
Pink Flower
Close-up of one of the flowers on a beautiful blooming bush
Snowy Egret
Egret standing at attention by the lake
Skipper - the Musical
His tongue reminded me of a C-Clef. :)
Nuthatch
This beautiful Red-breasted Nuthatch has apparently decided that the seed cake are A-OK.
Visit WunderPhotos
Astronomy
May. 24, 2013 Rise Set
Actual Time 7:21 AM PDT 6:28 PM PDT
Civil Twilight 6:55 AM PDT 6:55 PM PDT
Nautical Twilight 6:24 AM PDT 7:26 PM PDT
Astronomical Twilight 5:53 AM PDT 7:56 PM PDT
Moon 9:59 AM PDT (10/17) 8:12 PM PDT (10/17)
Length Of Visible Light 12h 00m
Length of Day
11h 07m
Waxing Crescent, 8% of the Moon is Illuminated
Oct 17
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
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Hourly Observations
Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 53.6 °F - 50.0 °F 88% 29.92 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 53.6 °F - 50.0 °F 88% 29.92 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 53.6 °F - 51.8 °F 94% 29.92 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 53.6 °F - 50.0 °F 88% 29.92 in 10.0 mi NNE 3.5 mph - N/A   Clear
1:35 AM 51.8 °F - 50.0 °F 94% 29.92 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 53.6 °F - 50.0 °F 88% 29.92 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 51.8 °F - 50.0 °F 94% 29.92 in 10.0 mi West 5.8 mph - N/A   Clear
3:15 AM 50.0 °F - 48.2 °F 94% 29.91 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 50.0 °F - 48.2 °F 94% 29.91 in 10.0 mi NW 3.5 mph - N/A   Clear
3:55 AM 50.0 °F - 48.2 °F 94% 29.90 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 53.6 °F - 50.0 °F 88% 29.89 in 10.0 mi West 6.9 mph - N/A   Clear
4:35 AM 53.6 °F - 50.0 °F 88% 29.89 in 10.0 mi NW 3.5 mph - N/A   Clear
4:55 AM 51.8 °F - 48.2 °F 88% 29.90 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 50.0 °F - 46.4 °F 87% 29.90 in 10.0 mi North 4.6 mph - N/A   Clear
5:35 AM 48.2 °F - 46.4 °F 93% 29.90 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 48.2 °F - 46.4 °F 93% 29.90 in 10.0 mi NE 4.6 mph - N/A   Clear
6:15 AM 48.2 °F - 46.4 °F 93% 29.91 in 10.0 mi North 3.5 mph - N/A   Clear
6:35 AM 48.2 °F - 46.4 °F 93% 29.91 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 46.4 °F 45.2 °F 44.6 °F 93% 29.91 in 10.0 mi North 3.5 mph - N/A   Clear
7:15 AM 46.4 °F 45.2 °F 44.6 °F 93% 29.91 in 10.0 mi NE 3.5 mph - N/A   Clear
7:35 AM 46.4 °F - 44.6 °F 93% 29.92 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 46.4 °F - 44.6 °F 93% 29.92 in 10.0 mi Calm Calm - N/A   Clear
8:15 AM 50.0 °F - 48.2 °F 94% 29.92 in 10.0 mi Calm Calm - N/A   Clear
8:35 AM 55.4 °F - 48.2 °F 77% 29.92 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 57.2 °F - 50.0 °F 77% 29.93 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 62.6 °F - 50.0 °F 63% 29.94 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 64.4 °F - 50.0 °F 59% 29.93 in 10.0 mi Calm Calm - N/A   Clear
10:15 AM 64.4 °F - 48.2 °F 56% 29.93 in 10.0 mi Calm Calm - N/A   Clear
10:35 AM 66.2 °F - 48.2 °F 52% 29.92 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 69.8 °F - 48.2 °F 46% 29.92 in 10.0 mi Calm Calm - N/A   Clear
11:15 AM 73.4 °F - 42.8 °F 33% 29.91 in 10.0 mi Calm Calm - N/A   Clear
11:35 AM 75.2 °F - 44.6 °F 34% 29.91 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 77.0 °F - 41.0 °F 28% 29.91 in 10.0 mi SW 4.6 mph - N/A   Clear
12:15 PM 77.0 °F - 44.6 °F 32% 29.91 in 10.0 mi Calm Calm - N/A   Clear
12:35 PM 80.6 °F - 39.2 °F 23% 29.90 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 80.6 °F - 39.2 °F 23% 29.89 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:15 PM 82.4 °F - 35.6 °F 19% 29.88 in 10.0 mi WNW 3.5 mph - N/A   Clear
1:35 PM 84.2 °F - 35.6 °F 18% 29.87 in 10.0 mi SW 4.6 mph - N/A   Clear
1:55 PM 84.2 °F - 32.0 °F 15% 29.86 in 10.0 mi SW 3.5 mph - N/A   Clear
2:15 PM 86.0 °F - 37.4 °F 18% 29.84 in 10.0 mi West 4.6 mph - N/A   Clear
2:35 PM 87.8 °F - 33.8 °F 15% 29.83 in 10.0 mi NW 4.6 mph - N/A   Clear
3:15 PM 89.6 °F - 32.0 °F 13% 29.82 in 10.0 mi NW 4.6 mph - N/A   Clear
3:35 PM 91.4 °F - 37.4 °F 15% 29.82 in 10.0 mi West 8.1 mph - N/A   Clear
3:55 PM 89.6 °F - 37.4 °F 16% 29.82 in 10.0 mi WSW 5.8 mph - N/A   Clear
4:15 PM 87.8 °F - 37.4 °F 17% 29.82 in 10.0 mi SSE 9.2 mph - N/A   Clear
4:35 PM 86.0 °F - 35.6 °F 17% 29.82 in 10.0 mi SSE 6.9 mph - N/A   Clear
4:55 PM 84.2 °F - 35.6 °F 18% 29.82 in 10.0 mi SSE 8.1 mph - N/A   Clear
5:15 PM 84.2 °F - 33.8 °F 16% 29.82 in 10.0 mi SE 6.9 mph - N/A   Clear
5:35 PM 82.4 °F - 35.6 °F 19% 29.82 in 10.0 mi SE 3.5 mph - N/A   Clear
5:55 PM 82.4 °F - 35.6 °F 19% 29.83 in 10.0 mi Calm Calm - N/A   Clear
6:15 PM 75.2 °F - 37.4 °F 25% 29.83 in 10.0 mi NW 4.6 mph - N/A   Clear
6:35 PM 73.4 °F - 39.2 °F 29% 29.84 in 10.0 mi NW 3.5 mph - N/A   Clear
6:55 PM 68.0 °F - 41.0 °F 37% 29.84 in 10.0 mi WNW 3.5 mph - N/A   Clear
7:35 PM 66.2 °F - 39.2 °F 37% 29.85 in 10.0 mi NW 3.5 mph - N/A   Clear
7:55 PM 62.6 °F - 37.4 °F 39% 29.86 in 10.0 mi NW 3.5 mph - N/A   Clear
8:15 PM 62.6 °F - 37.4 °F 39% 29.86 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 57.2 °F - 37.4 °F 48% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 57.2 °F - 37.4 °F 48% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 57.2 °F - 39.2 °F 51% 29.88 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 55.4 °F - 39.2 °F 54% 29.88 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 55.4 °F - 39.2 °F 54% 29.88 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:35 PM 55.4 °F - 39.2 °F 54% 29.88 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
10:55 PM 55.4 °F - 39.2 °F 54% 29.88 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 51.8 °F - 39.2 °F 62% 29.89 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 50.0 °F - 39.2 °F 66% 29.89 in 10.0 mi Calm Calm - N/A   Clear
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