Petaluma, CA

12:00 PM PST on November 13, 2019 (GMT -0800)
Petaluma

Weather History for KO69 - September, 2019

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Friday, September 27, 2019

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 58 °F -  
Max Temperature 64 °F 81 °F 97 °F (2010)
Min Temperature 53 °F 52 °F 45 °F (2005)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 72    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 7 mph ()    
Max Wind Speed 12 mph    
Max Gust Speed 16 mph    
Visibility 7.6 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 27, 2019 Rise Set
Actual Time 7:02 AM PDT 6:59 PM PDT
Civil Twilight 6:36 AM PDT 7:25 PM PDT
Nautical Twilight 6:05 AM PDT 7:56 PM PDT
Astronomical Twilight 5:34 AM PDT 8:27 PM PDT
Moon 5:33 AM PDT (9/27) 6:51 PM PDT (9/27)
Length of Visible Light 12h 49m
Length of Day
11h 57m
Waning Crescent, 1% of the Moon is Illuminated
Sep 27
Waning Crescent
Sep 28
New
Oct 5
First Quarter
Oct 13
Full
Oct 21
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 64.4 °F 60.8 °F 88% 29.96 in 10.0 mi West 9.2 mph - N/A   Overcast
12:35 AM 64.4 °F 60.8 °F 88% 29.96 in 10.0 mi West 8.1 mph - N/A   Overcast
12:55 AM 64.4 °F 60.8 °F 88% 29.96 in 10.0 mi WNW 8.1 mph - N/A   Unknown
1:15 AM 64.4 °F 60.8 °F 88% 29.96 in 10.0 mi WNW 10.4 mph - N/A   Unknown
1:35 AM 62.6 °F 60.8 °F 94% 29.96 in 8.0 mi West 9.2 mph - N/A   Overcast
1:55 AM 62.6 °F 60.8 °F 94% 29.96 in 7.0 mi West 6.9 mph - N/A   Overcast
2:15 AM 62.6 °F 62.6 °F 100% 29.96 in 5.0 mi WNW 5.8 mph - N/A   Overcast
2:35 AM 62.6 °F 62.6 °F 100% 29.96 in 6.0 mi West 8.1 mph - N/A   Overcast
2:55 AM 62.6 °F 62.6 °F 100% 29.95 in 7.0 mi WNW 6.9 mph - N/A   Overcast
3:15 AM 62.6 °F 62.6 °F 100% 29.95 in 9.0 mi West 8.1 mph - N/A   Overcast
3:35 AM 60.8 °F 60.8 °F 100% 29.94 in 9.0 mi WNW 6.9 mph - N/A   Overcast
3:55 AM 60.8 °F 60.8 °F 100% 29.94 in 6.0 mi WNW 8.1 mph - N/A   Overcast
4:15 AM 60.8 °F 60.8 °F 100% 29.94 in 4.0 mi WNW 9.2 mph - N/A   Overcast
4:35 AM 60.8 °F 60.8 °F 100% 29.94 in 4.0 mi WNW 8.1 mph - N/A   Overcast
4:55 AM 60.8 °F 60.8 °F 100% 29.94 in 7.0 mi West 8.1 mph - N/A   Overcast
5:15 AM 60.8 °F 60.8 °F 100% 29.94 in 10.0 mi West 8.1 mph - N/A   Overcast
5:35 AM 60.8 °F 60.8 °F 100% 29.94 in 9.0 mi West 6.9 mph - N/A   Overcast
5:55 AM 60.8 °F 60.8 °F 100% 29.94 in 8.0 mi West 5.8 mph - N/A   Overcast
6:15 AM 60.8 °F 60.8 °F 100% 29.94 in 5.0 mi West 6.9 mph - N/A   Overcast
6:35 AM 60.8 °F 60.8 °F 100% 29.95 in 3.0 mi West 6.9 mph - N/A   Overcast
6:55 AM 60.8 °F 60.8 °F 100% 29.95 in 3.0 mi West 8.1 mph - N/A   Overcast
7:15 AM 60.8 °F 60.8 °F 100% 29.95 in 7.0 mi West 6.9 mph - N/A   Overcast
7:35 AM 60.8 °F 60.8 °F 100% 29.95 in 8.0 mi West 6.9 mph - N/A   Overcast
7:55 AM 60.8 °F 60.8 °F 100% 29.95 in 1.2 mi West 4.6 mph - N/A   Overcast
8:15 AM 59.0 °F 59.0 °F 100% 29.95 in 2.5 mi West 5.8 mph - N/A   Overcast
8:35 AM 59.0 °F 59.0 °F 100% 29.95 in 1.8 mi WSW 6.9 mph - N/A   Overcast
8:55 AM 59.0 °F 59.0 °F 100% 29.95 in 3.0 mi West 9.2 mph - N/A   Overcast
9:15 AM 59.0 °F 59.0 °F 100% 29.96 in 2.0 mi West 8.1 mph - N/A   Mostly Cloudy
9:35 AM 59.0 °F 59.0 °F 100% 29.96 in 3.0 mi West 10.4 mph - N/A   Overcast
9:55 AM 59.0 °F 59.0 °F 100% 29.96 in 7.0 mi West 6.9 mph - N/A   Overcast
10:15 AM 60.8 °F 60.8 °F 100% 29.96 in 8.0 mi West 9.2 mph - N/A   Overcast
10:35 AM 60.8 °F 60.8 °F 100% 29.95 in 8.0 mi West 6.9 mph - N/A   Overcast
10:55 AM 60.8 °F 59.0 °F 94% 29.95 in 10.0 mi West 5.8 mph - N/A   Overcast
11:15 AM 60.8 °F 59.0 °F 94% 29.95 in 10.0 mi West 5.8 mph - N/A   Overcast
11:35 AM 60.8 °F 60.8 °F 100% 29.94 in 10.0 mi West 6.9 mph - N/A   Overcast
11:55 AM 60.8 °F 59.0 °F 94% 29.93 in 10.0 mi West 8.1 mph - N/A   Overcast
12:15 PM 62.6 °F 59.0 °F 88% 29.93 in 10.0 mi West 9.2 mph - N/A   Overcast
12:35 PM 60.8 °F 59.0 °F 94% 29.93 in 10.0 mi West 9.2 mph - N/A   Overcast
12:55 PM 60.8 °F 59.0 °F 94% 29.92 in 10.0 mi WNW 5.8 mph - N/A   Overcast
1:15 PM 62.6 °F 59.0 °F 88% 29.91 in 10.0 mi WNW 9.2 mph - N/A   Overcast
1:35 PM 62.6 °F 59.0 °F 88% 29.90 in 10.0 mi NW 6.9 mph - N/A   Overcast
1:55 PM 62.6 °F 59.0 °F 88% 29.89 in 10.0 mi WNW 8.1 mph 15.0 mph N/A   Overcast
2:15 PM 62.6 °F 59.0 °F 88% 29.89 in 10.0 mi WNW 11.5 mph - N/A   Overcast
2:35 PM 62.6 °F 57.2 °F 82% 29.88 in 10.0 mi WNW 8.1 mph 15.0 mph N/A   Overcast
2:55 PM 60.8 °F 57.2 °F 88% 29.88 in 10.0 mi West 10.4 mph - N/A   Overcast
3:15 PM 60.8 °F 57.2 °F 88% 29.88 in 10.0 mi West 10.4 mph - N/A   Overcast
3:35 PM 60.8 °F 57.2 °F 88% 29.86 in 10.0 mi West 8.1 mph - N/A   Overcast
3:55 PM 60.8 °F 57.2 °F 88% 29.86 in 10.0 mi West 9.2 mph 15.0 mph N/A   Overcast
4:15 PM 60.8 °F 55.4 °F 82% 29.86 in 10.0 mi West 11.5 mph - N/A   Overcast
4:35 PM 62.6 °F 53.6 °F 72% 29.85 in 10.0 mi West 10.4 mph - N/A   Overcast
4:55 PM 59.0 °F 55.4 °F 88% 29.85 in 10.0 mi West 10.4 mph 16.1 mph N/A   Overcast
5:15 PM 59.0 °F 53.6 °F 82% 29.84 in 10.0 mi West 11.5 mph - N/A   Overcast
5:35 PM 59.0 °F 53.6 °F 82% 29.84 in 10.0 mi West 9.2 mph - N/A   Overcast
5:55 PM 59.0 °F 53.6 °F 82% 29.83 in 10.0 mi West 10.4 mph - N/A   Overcast
6:15 PM 57.2 °F 53.6 °F 88% 29.84 in 10.0 mi West 10.4 mph - N/A   Overcast
6:35 PM 55.4 °F 53.6 °F 94% 29.83 in 10.0 mi West 9.2 mph 15.0 mph N/A   Overcast
6:55 PM 55.4 °F 53.6 °F 94% 29.83 in 10.0 mi West 10.4 mph 16.1 mph N/A   Overcast
7:15 PM 55.4 °F 53.6 °F 94% 29.82 in 10.0 mi West 8.1 mph - N/A   Overcast
7:35 PM 55.4 °F 55.4 °F 100% 29.82 in 10.0 mi Variable 6.9 mph 13.8 mph N/A   Overcast
7:55 PM 55.4 °F 55.4 °F 100% 29.81 in 6.0 mi WNW 9.2 mph - N/A   Overcast
8:15 PM 55.4 °F 55.4 °F 100% 29.82 in 5.0 mi West 10.4 mph - N/A   Overcast
8:35 PM 55.4 °F 53.6 °F 94% 29.81 in 5.0 mi WNW 6.9 mph 15.0 mph N/A   Overcast
8:55 PM 55.4 °F 55.4 °F 100% 29.81 in 4.0 mi West 4.6 mph - N/A   Overcast
9:15 PM 55.4 °F 55.4 °F 100% 29.81 in 6.0 mi West 9.2 mph - N/A   Overcast
9:35 PM 55.4 °F 55.4 °F 100% 29.81 in 5.0 mi WNW 6.9 mph - N/A   Overcast
9:55 PM 53.6 °F 53.6 °F 100% 29.81 in 4.0 mi WSW 8.1 mph - N/A   Overcast
10:15 PM 53.6 °F 53.6 °F 100% 29.80 in 3.0 mi WSW 5.8 mph - N/A   Overcast
10:35 PM 53.6 °F 53.6 °F 100% 29.80 in 6.0 mi West 3.5 mph - N/A   Overcast
10:55 PM 53.6 °F 53.6 °F 100% 29.80 in 8.0 mi West 6.9 mph - N/A   Overcast
11:15 PM 53.6 °F 53.6 °F 100% 29.79 in 6.0 mi WSW 4.6 mph - N/A   Overcast
11:35 PM 53.6 °F 53.6 °F 100% 29.79 in 8.0 mi WNW 4.6 mph - N/A   Overcast
11:55 PM 53.6 °F 53.6 °F 100% 29.79 in 10.0 mi Calm Calm - N/A   Overcast