Petaluma, CA

10:51 PM PDT on April 23, 2017 (GMT -0700)
Petaluma

Weather History for KO69 - April, 2013

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Saturday, April 20, 2013

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 58 °F -  
Max Temperature 73 °F 71 °F 90 °F (2009)
Min Temperature 44 °F 44 °F 33 °F (2008)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 67    
Maximum Humidity 93    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 7 mph (WNW)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:27 AM PDT 7:51 PM PDT
Civil Twilight 5:59 AM PDT 8:19 PM PDT
Nautical Twilight 5:26 AM PDT 8:52 PM PDT
Astronomical Twilight 4:51 AM PDT 9:27 PM PDT
Moon 2:45 PM PDT (4/20) 3:15 AM PDT (4/20)
Length of Visible Light 14h 19m
Length of Day
13h 24m
Waxing Gibbous, 72% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First 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 55.4 °F - 44.6 °F 67% 30.11 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
12:35 AM 55.4 °F - 44.6 °F 67% 30.11 in 10.0 mi NW 8.1 mph - N/A   Overcast
12:55 AM 53.6 °F - 44.6 °F 72% 30.12 in 10.0 mi WSW 5.8 mph - N/A   Overcast
1:15 AM 53.6 °F - 44.6 °F 72% 30.12 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
1:35 AM 53.6 °F - 44.6 °F 72% 30.11 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
1:55 AM 55.4 °F - 44.6 °F 67% 30.11 in 10.0 mi WNW 12.7 mph - N/A   Mostly Cloudy
2:15 AM 53.6 °F - 44.6 °F 72% 30.11 in 10.0 mi West 9.2 mph - N/A   Overcast
2:35 AM 51.8 °F - 44.6 °F 76% 30.12 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
2:55 AM 51.8 °F - 44.6 °F 76% 30.11 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
3:15 AM 51.8 °F - 44.6 °F 76% 30.11 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
3:35 AM 51.8 °F - 42.8 °F 71% 30.12 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
3:55 AM 50.0 °F - 42.8 °F 76% 30.12 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
4:15 AM 50.0 °F - 42.8 °F 76% 30.13 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
4:35 AM 48.2 °F - 42.8 °F 82% 30.13 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
4:55 AM 48.2 °F - 42.8 °F 82% 30.13 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
5:15 AM 48.2 °F - 42.8 °F 82% 30.13 in 10.0 mi West 8.1 mph - N/A   Overcast
5:35 AM 46.4 °F 45.2 °F 41.0 °F 81% 30.13 in 10.0 mi NW 3.5 mph - N/A   Overcast
5:55 AM 46.4 °F 42.9 °F 41.0 °F 81% 30.12 in 10.0 mi WNW 6.9 mph - N/A   Overcast
6:15 AM 46.4 °F - 41.0 °F 81% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:35 AM 44.6 °F - 41.0 °F 87% 30.13 in 10.0 mi North - - N/A   Clear
6:55 AM 44.6 °F - 41.0 °F 87% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 46.4 °F - 42.8 °F 87% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 48.2 °F - 44.6 °F 87% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 50.0 °F - 42.8 °F 76% 30.14 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:15 AM 53.6 °F - 44.6 °F 72% 30.13 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:35 AM 53.6 °F - 44.6 °F 72% 30.13 in 10.0 mi WNW 6.9 mph - N/A   Clear
8:55 AM 55.4 °F - 44.6 °F 67% 30.13 in 10.0 mi West 6.9 mph - N/A   Clear
9:15 AM 59.0 °F - 46.4 °F 63% 30.12 in 10.0 mi West 4.6 mph - N/A   Clear
9:35 AM 60.8 °F - 46.4 °F 59% 30.12 in 10.0 mi NW 4.6 mph - N/A   Clear
9:55 AM 62.6 °F - 46.4 °F 55% 30.11 in 10.0 mi West 6.9 mph - N/A   Clear
10:15 AM 64.4 °F - 46.4 °F 52% 30.11 in 10.0 mi NW 3.5 mph - N/A   Clear
10:35 AM 64.4 °F - 46.4 °F 52% 30.11 in 10.0 mi NW 5.8 mph - N/A   Clear
10:55 AM 66.2 °F - 46.4 °F 49% 30.11 in 10.0 mi NW 4.6 mph - N/A   Clear
11:15 AM 68.0 °F - 46.4 °F 46% 30.10 in 10.0 mi West 4.6 mph - N/A   Clear
11:35 AM 68.0 °F - 46.4 °F 46% 30.10 in 10.0 mi NW 4.6 mph - N/A   Clear
11:55 AM 71.6 °F - 48.2 °F 43% 30.09 in 10.0 mi WSW 6.9 mph - N/A   Clear
12:15 PM 71.6 °F - 50.0 °F 46% 30.08 in 10.0 mi NNW 3.5 mph - N/A   Clear
12:35 PM 71.6 °F - 50.0 °F 46% 30.08 in 10.0 mi West 6.9 mph - N/A   Clear
12:55 PM 73.4 °F - 48.2 °F 41% 30.07 in 10.0 mi WNW 4.6 mph - N/A   Clear
1:15 PM 73.4 °F - 50.0 °F 44% 30.06 in 10.0 mi West 9.2 mph - N/A   Clear
1:35 PM 73.4 °F - 50.0 °F 44% 30.06 in 10.0 mi West 11.5 mph - N/A   Clear
1:55 PM 71.6 °F - 53.6 °F 53% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Clear
2:15 PM 71.6 °F - 48.2 °F 43% 30.06 in 10.0 mi West 11.5 mph 16.1 mph N/A   Clear
2:55 PM 68.0 °F - 50.0 °F 52% 30.06 in 10.0 mi NW 9.2 mph - N/A   Clear
3:15 PM 68.0 °F - 46.4 °F 46% 30.06 in 10.0 mi NW 9.2 mph - N/A   Clear
3:35 PM 68.0 °F - 46.4 °F 46% 30.05 in 10.0 mi NW 9.2 mph - N/A   Clear
3:55 PM 68.0 °F - 46.4 °F 46% 30.04 in 10.0 mi NW 6.9 mph - N/A   Clear
4:15 PM 69.8 °F - 46.4 °F 43% 30.04 in 10.0 mi West 12.7 mph 16.1 mph N/A   Clear
4:35 PM 68.0 °F - 44.6 °F 43% 30.03 in 10.0 mi West 11.5 mph - N/A   Clear
4:55 PM 68.0 °F - 48.2 °F 49% 30.03 in 10.0 mi WNW 8.1 mph - N/A   Clear
5:15 PM 68.0 °F - 48.2 °F 49% 30.03 in 10.0 mi WNW 5.8 mph - N/A   Clear
5:35 PM 68.0 °F - 46.4 °F 46% 30.02 in 10.0 mi WNW 6.9 mph - N/A   Clear
5:55 PM 66.2 °F - 48.2 °F 52% 30.02 in 10.0 mi NW 4.6 mph - N/A   Clear
6:15 PM 66.2 °F - 46.4 °F 49% 30.01 in 10.0 mi NW 4.6 mph - N/A   Clear
6:35 PM 66.2 °F - 46.4 °F 49% 30.01 in 10.0 mi WNW 4.6 mph - N/A   Clear
6:55 PM 64.4 °F - 48.2 °F 56% 30.01 in 10.0 mi NW 3.5 mph - N/A   Clear
7:15 PM 62.6 °F - 48.2 °F 59% 30.01 in 10.0 mi WNW 6.9 mph - N/A   Clear
7:35 PM 59.0 °F - 48.2 °F 67% 30.01 in 10.0 mi NW 4.6 mph - N/A   Clear
7:55 PM 55.4 °F - 46.4 °F 72% 30.02 in 10.0 mi NW 4.6 mph - N/A   Clear
8:15 PM 53.6 °F - 46.4 °F 77% 30.02 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
8:35 PM 50.0 °F - 46.4 °F 87% 30.03 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
8:55 PM 50.0 °F - 46.4 °F 87% 30.03 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
9:15 PM 50.0 °F - 46.4 °F 87% 30.03 in 10.0 mi NNW 3.5 mph - N/A   Overcast
9:35 PM 48.2 °F - 46.4 °F 93% 30.04 in 9.0 mi NW 3.5 mph - N/A   Overcast
9:55 PM 48.2 °F - 46.4 °F 93% 30.04 in 9.0 mi NNW 4.6 mph - N/A   Overcast
10:15 PM 50.0 °F - 44.6 °F 82% 30.04 in 9.0 mi NNW 4.6 mph - N/A   Overcast
10:35 PM 48.2 °F - 44.6 °F 87% 30.04 in 8.0 mi North 3.5 mph - N/A   Overcast
10:55 PM 48.2 °F - 46.4 °F 93% 30.04 in 8.0 mi NW 4.6 mph - N/A   Overcast
11:15 PM 48.2 °F - 46.4 °F 93% 30.05 in 3.0 mi NW 3.5 mph - N/A   Mostly Cloudy
11:35 PM 46.4 °F - 44.6 °F 93% 30.04 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
11:55 PM 46.4 °F 45.2 °F 44.6 °F 93% 30.04 in 8.0 mi NNW 3.5 mph - N/A   Overcast