Petaluma, CA

2:34 PM PDT on October 18, 2019 (GMT -0700)
Petaluma

Weather History for KO69 - September, 2019

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Tuesday, September 17, 2019

  Actual Average (WUND) Record (WUND)
Temperature  
Mean Temperature 63 °F -  
Max Temperature 78 °F - - (-1)
Min Temperature 48 °F - - (-1)
Degree Days  
Heating Degree Days 2    
Growing Degree Days 13 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 77    
Maximum Humidity 100    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 6 mph ()    
Max Wind Speed 20 mph    
Max Gust Speed 28 mph    
Visibility 7.8 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. 17, 2019 Rise Set
Actual Time 6:53 AM PDT 7:15 PM PDT
Civil Twilight 6:27 AM PDT 7:41 PM PDT
Nautical Twilight 5:56 AM PDT 8:12 PM PDT
Astronomical Twilight 5:24 AM PDT 8:44 PM PDT
Moon 9:24 PM PDT (9/17) 10:01 AM PDT (9/17)
Length of Visible Light 13h 14m
Length of Day
12h 21m
Waning Gibbous, 88% of the Moon is Illuminated
Sep 17
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 55.4 °F 53.6 °F 94% 30.01 in 8.0 mi WNW 5.8 mph - N/A   Clear
12:35 AM 55.4 °F 53.6 °F 94% 30.01 in 9.0 mi West 5.8 mph - N/A   Clear
12:55 AM 55.4 °F 53.6 °F 94% 30.02 in 8.0 mi West 5.8 mph - N/A   Clear
1:15 AM 55.4 °F 53.6 °F 94% 30.02 in 8.0 mi West 5.8 mph - N/A   Clear
1:35 AM 55.4 °F 53.6 °F 94% 30.03 in 9.0 mi WNW 4.6 mph - N/A   Partly Cloudy
1:55 AM 53.6 °F 51.8 °F 94% 30.03 in 8.0 mi West 5.8 mph - N/A   Clear
2:15 AM 55.4 °F 51.8 °F 88% 30.03 in 8.0 mi West 6.9 mph - N/A   Clear
2:35 AM 53.6 °F 51.8 °F 94% 30.03 in 8.0 mi West 5.8 mph - N/A   Clear
2:55 AM 53.6 °F 51.8 °F 94% 30.03 in 7.0 mi West 5.8 mph - N/A   Clear
3:15 AM 53.6 °F 51.8 °F 94% 30.03 in 7.0 mi WNW 5.8 mph - N/A   Clear
3:35 AM 51.8 °F 50.0 °F 94% 30.03 in 8.0 mi Variable 3.5 mph - N/A   Clear
3:55 AM 53.6 °F 51.8 °F 94% 30.03 in 9.0 mi West 4.6 mph - N/A   Clear
4:15 AM 53.6 °F 51.8 °F 94% 30.03 in 8.0 mi West 4.6 mph - N/A   Clear
4:35 AM 53.6 °F 51.8 °F 94% 30.03 in 9.0 mi West 6.9 mph - N/A   Clear
4:55 AM 51.8 °F 51.8 °F 100% 30.03 in 9.0 mi Calm Calm - N/A   Clear
5:15 AM 51.8 °F 50.0 °F 94% 30.03 in 8.0 mi Calm Calm - N/A   Clear
5:35 AM 51.8 °F 51.8 °F 100% 30.03 in 8.0 mi Calm Calm - N/A   Clear
5:55 AM 51.8 °F 51.8 °F 100% 30.04 in 8.0 mi NNW 4.6 mph - N/A   Clear
6:15 AM 51.8 °F 51.8 °F 100% 30.04 in 9.0 mi Calm Calm - N/A   Clear
6:35 AM 50.0 °F 50.0 °F 100% 30.05 in 8.0 mi Calm Calm - N/A   Clear
6:55 AM 48.2 °F 48.2 °F 100% 30.05 in 6.0 mi Calm Calm - N/A   Clear
7:15 AM 48.2 °F 48.2 °F 100% 30.06 in 7.0 mi East 3.5 mph - N/A   Clear
7:35 AM 50.0 °F 50.0 °F 100% 30.06 in 7.0 mi Calm Calm - N/A   Clear
7:55 AM 53.6 °F 53.6 °F 100% 30.07 in 8.0 mi Calm Calm - N/A   Clear
8:15 AM 57.2 °F 53.6 °F 88% 30.07 in 8.0 mi Calm Calm - N/A   Clear
8:35 AM 59.0 °F 53.6 °F 82% 30.07 in 7.0 mi West 3.5 mph - N/A   Clear
8:55 AM 59.0 °F 53.6 °F 82% 30.08 in 7.0 mi West 3.5 mph - N/A   Clear
9:15 AM 62.6 °F 55.4 °F 77% 30.08 in 8.0 mi WNW 5.8 mph - N/A   Clear
9:35 AM 62.6 °F 53.6 °F 72% 30.08 in 8.0 mi West 5.8 mph - N/A   Clear
9:55 AM 66.2 °F 53.6 °F 64% 30.08 in 8.0 mi Variable 6.9 mph - N/A   Clear
10:15 AM 68.0 °F 53.6 °F 60% 30.08 in 9.0 mi Variable 3.5 mph - N/A   Clear
10:35 AM 68.0 °F 51.8 °F 56% 30.07 in 8.0 mi West 6.9 mph - N/A   Clear
10:55 AM 69.8 °F 51.8 °F 53% 30.07 in 9.0 mi Variable 6.9 mph - N/A   Clear
11:15 AM 71.6 °F 51.8 °F 50% 30.07 in 8.0 mi Calm Calm - N/A   Clear
11:35 AM 73.4 °F 50.0 °F 44% 30.07 in 9.0 mi WSW 6.9 mph - N/A   Clear
11:55 AM 73.4 °F 50.0 °F 44% 30.06 in 9.0 mi Variable 3.5 mph - N/A   Clear
12:15 PM 75.2 °F 50.0 °F 41% 30.06 in 9.0 mi Calm Calm - N/A   Clear
12:35 PM 75.2 °F 48.2 °F 38% 30.05 in 9.0 mi Variable 5.8 mph - N/A   Clear
12:55 PM 77.0 °F 44.6 °F 32% 30.05 in 9.0 mi Variable 5.8 mph - N/A   Clear
1:15 PM 77.0 °F 44.6 °F 32% 30.04 in 8.0 mi Variable 4.6 mph - N/A   Clear
1:35 PM 78.8 °F 46.4 °F 32% 30.04 in 9.0 mi WSW 9.2 mph - N/A   Clear
1:55 PM 78.8 °F 46.4 °F 32% 30.04 in 9.0 mi West 15.0 mph - N/A   Clear
2:15 PM 77.0 °F 46.4 °F 34% 30.03 in 8.0 mi West 16.1 mph - N/A   Clear
2:35 PM 77.0 °F 46.4 °F 34% 30.03 in 9.0 mi WSW 12.7 mph - N/A   Clear
2:55 PM 77.0 °F 42.8 °F 29% 30.03 in 8.0 mi West 15.0 mph 21.9 mph N/A   Clear
3:15 PM 75.2 °F 42.8 °F 31% 30.03 in 9.0 mi West 17.3 mph 23.0 mph N/A   Clear
3:35 PM 73.4 °F 44.6 °F 36% 30.03 in 9.0 mi West 19.6 mph 27.6 mph N/A   Clear
3:55 PM 73.4 °F 48.2 °F 41% 30.02 in 8.0 mi West 17.3 mph 23.0 mph N/A   Clear
4:15 PM 73.4 °F 50.0 °F 44% 30.01 in 8.0 mi West 18.4 mph - N/A   Clear
4:35 PM 71.6 °F 51.8 °F 50% 30.01 in 8.0 mi WSW 17.3 mph 25.3 mph N/A   Clear
4:55 PM 71.6 °F 53.6 °F 53% 30.02 in 8.0 mi West 18.4 mph - N/A   Clear
5:15 PM 69.8 °F 55.4 °F 60% 30.02 in 8.0 mi West 12.7 mph 19.6 mph N/A   Clear
5:35 PM 69.8 °F 55.4 °F 60% 30.01 in 9.0 mi West 16.1 mph 21.9 mph N/A   Clear
5:55 PM 68.0 °F 57.2 °F 68% 30.01 in 8.0 mi West 10.4 mph 18.4 mph N/A   Clear
6:15 PM 66.2 °F 59.0 °F 78% 30.01 in 8.0 mi West 12.7 mph 18.4 mph N/A   Clear
6:35 PM 66.2 °F 60.8 °F 83% 30.01 in 7.0 mi West 15.0 mph - N/A   Partly Cloudy
6:55 PM 64.4 °F 60.8 °F 88% 30.01 in 6.0 mi West 8.1 mph 15.0 mph N/A   Mostly Cloudy
7:15 PM 64.4 °F 60.8 °F 88% 30.00 in 6.0 mi West 11.5 mph - N/A   Overcast
7:35 PM 64.4 °F 62.6 °F 94% 30.00 in 7.0 mi WNW 10.4 mph - N/A   Overcast
7:55 PM 62.6 °F 62.6 °F 100% 30.00 in 7.0 mi West 11.5 mph - N/A   Mostly Cloudy
8:15 PM 62.6 °F 62.6 °F 100% 30.00 in 7.0 mi West 9.2 mph - N/A   Mostly Cloudy
8:35 PM 62.6 °F 60.8 °F 94% 29.99 in 7.0 mi West 11.5 mph - N/A   Mostly Cloudy
8:55 PM 60.8 °F 60.8 °F 100% 30.00 in 7.0 mi West 8.1 mph - N/A   Mostly Cloudy
9:15 PM 60.8 °F 60.8 °F 100% 30.00 in 7.0 mi NW 3.5 mph - N/A   Mostly Cloudy
9:35 PM 60.8 °F 60.8 °F 100% 30.00 in 6.0 mi NNW 4.6 mph - N/A   Overcast
9:55 PM 60.8 °F 60.8 °F 100% 29.99 in 6.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
10:15 PM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
10:35 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Scattered Clouds
10:55 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Variable 3.5 mph - N/A   Scattered Clouds
11:15 PM 59.0 °F 59.0 °F 100% 29.98 in 6.0 mi Calm Calm - N/A   Scattered Clouds
11:35 PM 59.0 °F 59.0 °F 100% 29.98 in 6.0 mi NNW 4.6 mph - N/A   Scattered Clouds
11:55 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi NW 3.5 mph - N/A   Scattered Clouds