Petaluma, CA

5:59 AM PDT on October 16, 2019 (GMT -0700)
Petaluma

Weather History for KO69 - August, 2019

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Tuesday, August 20, 2019

  Actual Average (WUND) Record (WUND)
Temperature  
Mean Temperature 67 °F -  
Max Temperature 77 °F - - (-1)
Min Temperature 55 °F - - (-1)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 86    
Maximum Humidity 100    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 4 mph ()    
Max Wind Speed 14 mph    
Max Gust Speed 21 mph    
Visibility 7.3 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

Aug. 20, 2019 Rise Set
Actual Time 6:29 AM PDT 7:57 PM PDT
Civil Twilight 6:01 AM PDT 8:25 PM PDT
Nautical Twilight 5:28 AM PDT 8:58 PM PDT
Astronomical Twilight 4:52 AM PDT 9:33 PM PDT
Moon 10:52 PM PDT (8/20) 11:08 AM PDT (8/20)
Length of Visible Light 14h 23m
Length of Day
13h 28m
Waning Gibbous, 77% of the Moon is Illuminated
Aug 20
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 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 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi WNW 3.5 mph - N/A   Overcast
12:35 AM 59.0 °F 59.0 °F 100% 29.98 in 5.0 mi WNW 4.6 mph - N/A   Overcast
12:55 AM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi WNW 4.6 mph - N/A   Overcast
1:15 AM 59.0 °F 59.0 °F 100% 29.98 in 8.0 mi Calm Calm - N/A   Overcast
1:35 AM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Variable 3.5 mph - N/A   Overcast
1:55 AM 59.0 °F 59.0 °F 100% 29.98 in 8.0 mi West 4.6 mph - N/A   Overcast
2:15 AM 59.0 °F 59.0 °F 100% 29.98 in 8.0 mi Calm Calm - N/A   Overcast
2:35 AM 59.0 °F 59.0 °F 100% 29.98 in 8.0 mi SW 4.6 mph - N/A   Overcast
2:55 AM 59.0 °F 59.0 °F 100% 29.98 in 8.0 mi WSW 3.5 mph - N/A   Overcast
3:15 AM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi Calm Calm - N/A   Overcast
3:35 AM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi Calm Calm - N/A   Overcast
3:55 AM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi North - - N/A   Overcast
4:15 AM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi West 6.9 mph - N/A   Overcast
4:35 AM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi WNW 3.5 mph - N/A   Overcast
4:55 AM 59.0 °F 59.0 °F 100% 29.99 in 6.0 mi NW 4.6 mph - N/A   Overcast
5:15 AM 59.0 °F 59.0 °F 100% 29.99 in 6.0 mi Calm Calm - N/A   Overcast
5:35 AM 59.0 °F 59.0 °F 100% 29.99 in 6.0 mi Calm Calm - N/A   Overcast
5:55 AM 59.0 °F 59.0 °F 100% 29.99 in 6.0 mi Calm Calm - N/A   Mist
6:15 AM - - N/A% 30.00 in - NW 4.6 mph - N/A   Unknown
6:35 AM 57.2 °F 57.2 °F 100% 30.01 in 6.0 mi WNW 4.6 mph - N/A   Mist
6:55 AM 57.2 °F 57.2 °F 100% 30.02 in 3.0 mi West 5.8 mph - N/A   Overcast
7:15 AM 57.2 °F 57.2 °F 100% 30.02 in 3.0 mi West 4.6 mph - N/A   Overcast
7:35 AM 57.2 °F 57.2 °F 100% 30.02 in 5.0 mi Calm Calm - N/A   Overcast
7:55 AM 57.2 °F 57.2 °F 100% 30.02 in 5.0 mi Calm Calm - N/A   Overcast
8:15 AM 59.0 °F 57.2 °F 94% 30.03 in 6.0 mi WSW 4.6 mph - N/A   Overcast
8:35 AM 59.0 °F 59.0 °F 100% 30.03 in 6.0 mi WNW 5.8 mph - N/A   Overcast
8:55 AM 59.0 °F 59.0 °F 100% 30.04 in 6.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
9:15 AM 59.0 °F 59.0 °F 100% 30.04 in 6.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
9:35 AM 60.8 °F 59.0 °F 94% 30.04 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
9:55 AM 60.8 °F 60.8 °F 100% 30.04 in 7.0 mi WNW 4.6 mph - N/A   Overcast
10:15 AM 62.6 °F 60.8 °F 94% 30.04 in 7.0 mi Calm Calm - N/A   Overcast
10:35 AM 62.6 °F 60.8 °F 94% 30.04 in 7.0 mi Variable 4.6 mph - N/A   Overcast
10:55 AM 64.4 °F 60.8 °F 88% 30.05 in 7.0 mi NW 3.5 mph - N/A   Overcast
11:15 AM 64.4 °F 60.8 °F 88% 30.04 in 7.0 mi NW 4.6 mph - N/A   Overcast
11:35 AM 66.2 °F 60.8 °F 83% 30.04 in 8.0 mi NNW 5.8 mph - N/A   Overcast
11:55 AM 69.8 °F 60.8 °F 73% 30.03 in 9.0 mi Calm Calm - N/A   Scattered Clouds
12:15 PM 71.6 °F 59.0 °F 64% 30.03 in 9.0 mi WSW 8.1 mph - N/A   Clear
12:35 PM 71.6 °F 59.0 °F 64% 30.03 in 9.0 mi West 8.1 mph - N/A   Clear
12:55 PM 73.4 °F 59.0 °F 61% 30.01 in 9.0 mi Calm Calm - N/A   Clear
1:15 PM 75.2 °F 59.0 °F 57% 30.01 in 9.0 mi SW 5.8 mph - N/A   Clear
1:35 PM 75.2 °F 59.0 °F 57% 30.00 in 8.0 mi Variable 4.6 mph 12.7 mph N/A   Clear
1:55 PM 77.0 °F 57.2 °F 50% 30.00 in 9.0 mi WSW 8.1 mph 13.8 mph N/A   Clear
2:15 PM 77.0 °F 57.2 °F 50% 30.00 in 9.0 mi West 11.5 mph 20.7 mph N/A   Clear
2:35 PM 77.0 °F 57.2 °F 50% 30.00 in 9.0 mi West 8.1 mph 16.1 mph N/A   Clear
2:55 PM 75.2 °F 57.2 °F 53% 30.00 in 9.0 mi West 13.8 mph - N/A   Clear
3:15 PM 75.2 °F 57.2 °F 53% 30.00 in 9.0 mi West 8.1 mph 17.3 mph N/A   Clear
3:35 PM 75.2 °F 57.2 °F 53% 29.99 in 9.0 mi West 8.1 mph 15.0 mph N/A   Clear
3:55 PM 75.2 °F 57.2 °F 53% 30.00 in 9.0 mi West 12.7 mph 18.4 mph N/A   Clear
4:15 PM 73.4 °F 57.2 °F 57% 30.00 in 9.0 mi West 10.4 mph - N/A   Clear
4:35 PM 71.6 °F 57.2 °F 60% 30.00 in 9.0 mi West 11.5 mph 19.6 mph N/A   Clear
4:55 PM 69.8 °F 57.2 °F 64% 30.00 in 8.0 mi West 12.7 mph 18.4 mph N/A   Clear
5:15 PM 69.8 °F 57.2 °F 64% 30.00 in 9.0 mi West 13.8 mph - N/A   Clear
5:35 PM 69.8 °F 57.2 °F 64% 30.00 in 9.0 mi West 13.8 mph 20.7 mph N/A   Clear
5:55 PM 68.0 °F 59.0 °F 73% 30.00 in 8.0 mi West 11.5 mph - N/A   Clear
6:15 PM 68.0 °F 59.0 °F 73% 30.00 in 8.0 mi West 10.4 mph - N/A   Clear
6:35 PM 68.0 °F 59.0 °F 73% 29.99 in 8.0 mi West 11.5 mph - N/A   Clear
6:55 PM 66.2 °F 57.2 °F 73% 29.98 in 7.0 mi West 11.5 mph - N/A   Clear
7:15 PM 66.2 °F 59.0 °F 78% 29.98 in 7.0 mi West 11.5 mph - N/A   Clear
7:35 PM 64.4 °F 59.0 °F 83% 29.98 in 8.0 mi WNW 9.2 mph 15.0 mph N/A   Clear
7:55 PM 62.6 °F 59.0 °F 88% 29.98 in 7.0 mi West 6.9 mph - N/A   Clear
8:15 PM 62.6 °F 59.0 °F 88% 29.98 in 8.0 mi West 6.9 mph 13.8 mph N/A   Clear
8:35 PM 60.8 °F 59.0 °F 94% 29.98 in 8.0 mi West 5.8 mph - N/A   Clear
8:55 PM 60.8 °F 59.0 °F 94% 29.98 in 8.0 mi Calm Calm - N/A   Unknown
9:15 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Unknown
9:35 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Clear
9:55 PM 59.0 °F 59.0 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Clear
10:15 PM 59.0 °F 59.0 °F 100% 29.99 in 7.0 mi North 3.5 mph - N/A   Unknown
10:35 PM 57.2 °F 57.2 °F 100% 29.99 in 7.0 mi North 3.5 mph - N/A   Clear
10:55 PM 57.2 °F 57.2 °F 100% 29.99 in 7.0 mi Calm Calm - N/A   Clear
11:15 PM 57.2 °F 57.2 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Clear
11:35 PM 57.2 °F 57.2 °F 100% 29.98 in 7.0 mi Calm Calm - N/A   Clear
11:55 PM 55.4 °F 55.4 °F 100% 29.99 in 7.0 mi Calm Calm - N/A   Clear