Petaluma, CA

4:14 PM PST on November 14, 2019 (GMT -0800)
Petaluma

Weather History for KO69 - September, 2019

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Friday, September 13, 2019

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 74 °F -  
Max Temperature 96 °F 82 °F 100 °F (2003)
Min Temperature 53 °F 53 °F 46 °F (2002)
Cooling Degree Days 10    
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 56    
Maximum Humidity 94    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 1 mph ()    
Max Wind Speed 16 mph    
Max Gust Speed 18 mph    
Visibility 9.0 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. 13, 2019 Rise Set
Actual Time 6:50 AM PDT 7:21 PM PDT
Civil Twilight 6:23 AM PDT 7:48 PM PDT
Nautical Twilight 5:52 AM PDT 8:19 PM PDT
Astronomical Twilight 5:20 AM PDT 8:51 PM PDT
Moon 7:36 PM PDT (9/13) 6:13 AM PDT (9/13)
Length of Visible Light 13h 24m
Length of Day
12h 31m
Full, 100% of the Moon is Illuminated
Sep 13
Full
Sep 13
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First 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 59.0 °F 53.6 °F 82% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
12:35 AM 60.8 °F 53.6 °F 77% 29.99 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 59.0 °F 51.8 °F 77% 29.99 in 8.0 mi Calm Calm - N/A   Unknown
1:15 AM 59.0 °F 53.6 °F 82% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
1:35 AM 57.2 °F 53.6 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 55.4 °F 53.6 °F 94% 29.99 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 57.2 °F 53.6 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
2:35 AM 57.2 °F 51.8 °F 82% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
2:55 AM 57.2 °F 53.6 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
3:15 AM 57.2 °F 53.6 °F 88% 29.98 in 10.0 mi Calm Calm - N/A   Unknown
3:35 AM 55.4 °F 51.8 °F 88% 29.98 in 9.0 mi Calm Calm - N/A   Unknown
3:55 AM 53.6 °F 51.8 °F 94% 29.98 in 10.0 mi Calm Calm - N/A   Unknown
4:15 AM 55.4 °F 51.8 °F 88% 29.98 in 9.0 mi Calm Calm - N/A   Clear
4:35 AM 55.4 °F 51.8 °F 88% 29.98 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 55.4 °F 51.8 °F 88% 29.98 in 10.0 mi Calm Calm - N/A   Unknown
5:15 AM 55.4 °F 51.8 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
5:35 AM 53.6 °F 50.0 °F 88% 29.98 in 10.0 mi Calm Calm - N/A   Unknown
5:55 AM 53.6 °F 51.8 °F 94% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
6:15 AM 53.6 °F 51.8 °F 94% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
6:35 AM 55.4 °F 51.8 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 53.6 °F 51.8 °F 94% 30.00 in 8.0 mi Calm Calm - N/A   Clear
7:15 AM 53.6 °F 51.8 °F 94% 30.01 in 8.0 mi Calm Calm - N/A   Clear
7:35 AM 55.4 °F 53.6 °F 94% 30.01 in 9.0 mi Calm Calm - N/A   Clear
7:55 AM 59.0 °F 55.4 °F 88% 30.01 in 9.0 mi WNW 3.5 mph - N/A   Clear
8:15 AM 60.8 °F 55.4 °F 82% 30.02 in 9.0 mi Calm Calm - N/A   Clear
8:35 AM 64.4 °F 53.6 °F 68% 30.02 in 9.0 mi Calm Calm - N/A   Clear
8:55 AM 68.0 °F 55.4 °F 64% 30.02 in 8.0 mi Calm Calm - N/A   Clear
9:15 AM 71.6 °F 55.4 °F 57% 30.03 in 9.0 mi Calm Calm - N/A   Clear
9:35 AM 73.4 °F 53.6 °F 50% 30.03 in 9.0 mi Calm Calm - N/A   Clear
9:55 AM 75.2 °F 53.6 °F 47% 30.02 in 9.0 mi Calm Calm - N/A   Clear
10:15 AM 78.8 °F 55.4 °F 44% 30.02 in 9.0 mi Calm Calm - N/A   Clear
10:35 AM 80.6 °F 51.8 °F 37% 30.02 in 9.0 mi Calm Calm - N/A   Clear
10:55 AM 82.4 °F 51.8 °F 35% 30.02 in 9.0 mi Calm Calm - N/A   Clear
11:15 AM 84.2 °F 51.8 °F 33% 30.02 in 9.0 mi Calm Calm - N/A   Clear
11:35 AM 86.0 °F 48.2 °F 27% 30.01 in 9.0 mi Calm Calm - N/A   Clear
12:15 PM 89.6 °F 48.2 °F 24% 30.00 in 4.0 mi Variable 4.6 mph - N/A   Haze
12:35 PM 91.4 °F 46.4 °F 21% 30.00 in 8.0 mi Variable 4.6 mph - N/A   Clear
12:55 PM 93.2 °F 48.2 °F 21% 29.99 in 7.0 mi Calm Calm - N/A   Clear
1:15 PM 93.2 °F 48.2 °F 21% 29.98 in 9.0 mi Variable 4.6 mph - N/A   Clear
1:35 PM 95.0 °F 46.4 °F 19% 29.97 in 9.0 mi South 6.9 mph - N/A   Clear
1:55 PM 95.0 °F 44.6 °F 18% 29.97 in 9.0 mi Calm Calm - N/A   Clear
2:15 PM 96.8 °F 44.6 °F 17% 29.96 in 8.0 mi Variable 3.5 mph 11.5 mph N/A   Clear
2:35 PM 96.8 °F 50.0 °F 20% 29.95 in 8.0 mi Calm Calm - N/A   Clear
2:55 PM 96.8 °F 44.6 °F 17% 29.94 in 9.0 mi Calm Calm - N/A   Clear
3:15 PM 96.8 °F 44.6 °F 17% 29.93 in 9.0 mi Calm Calm - N/A   Clear
3:35 PM 96.8 °F 42.8 °F 16% 29.93 in 9.0 mi South 8.1 mph - N/A   Clear
3:55 PM 96.8 °F 48.2 °F 19% 29.93 in 9.0 mi West 16.1 mph - N/A   Clear
4:15 PM 93.2 °F 50.0 °F 23% 29.93 in 9.0 mi West 13.8 mph - N/A   Clear
4:35 PM 91.4 °F 48.2 °F 23% 29.93 in 9.0 mi West 12.7 mph 18.4 mph N/A   Clear
4:55 PM 89.6 °F 48.2 °F 24% 29.94 in 9.0 mi Variable 4.6 mph 15.0 mph N/A   Clear
5:15 PM 87.8 °F 48.2 °F 25% 29.94 in 9.0 mi WNW 8.1 mph - N/A   Clear
5:35 PM 87.8 °F 48.2 °F 25% 29.94 in 9.0 mi WNW 8.1 mph - N/A   Clear
5:55 PM 86.0 °F 48.2 °F 27% 29.94 in 9.0 mi Variable 4.6 mph 11.5 mph N/A   Clear
6:15 PM 86.0 °F 48.2 °F 27% 29.94 in 9.0 mi Variable 5.8 mph - N/A   Clear
6:35 PM 84.2 °F 46.4 °F 27% 29.93 in 9.0 mi Variable 4.6 mph - N/A   Clear
6:55 PM 84.2 °F 46.4 °F 27% 29.93 in 9.0 mi WNW 5.8 mph - N/A   Clear
7:15 PM 80.6 °F 48.2 °F 32% 29.93 in 9.0 mi WNW 4.6 mph - N/A   Clear
7:35 PM 78.8 °F 48.2 °F 34% 29.93 in 9.0 mi Calm Calm - N/A   Clear
7:55 PM 75.2 °F 48.2 °F 38% 29.93 in 10.0 mi Calm Calm - N/A   Unknown
8:15 PM 73.4 °F 48.2 °F 41% 29.93 in 10.0 mi Calm Calm - N/A   Unknown
8:35 PM 69.8 °F 50.0 °F 49% 29.93 in 9.0 mi Calm Calm - N/A   Unknown
8:55 PM 69.8 °F 51.8 °F 53% 29.94 in 10.0 mi Variable 3.5 mph - N/A   Unknown
9:15 PM 68.0 °F 51.8 °F 56% 29.94 in 10.0 mi WNW 4.6 mph - N/A   Unknown
9:35 PM 66.2 °F 53.6 °F 64% 29.94 in 9.0 mi Variable 4.6 mph - N/A   Unknown
9:55 PM 64.4 °F 53.6 °F 68% 29.94 in 9.0 mi Calm Calm - N/A   Unknown
10:15 PM 64.4 °F 53.6 °F 68% 29.94 in 9.0 mi Calm Calm - N/A   Unknown
10:35 PM 62.6 °F 53.6 °F 72% 29.94 in 9.0 mi WNW 3.5 mph - N/A   Unknown
10:55 PM 62.6 °F 53.6 °F 72% 29.94 in 8.0 mi Calm Calm - N/A   Unknown
11:15 PM 62.6 °F 53.6 °F 72% 29.94 in 9.0 mi Calm Calm - N/A   Unknown
11:35 PM 60.8 °F 55.4 °F 82% 29.94 in 7.0 mi Calm Calm - N/A   Unknown
11:55 PM 60.8 °F 55.4 °F 82% 29.94 in 5.0 mi Calm Calm - N/A   Haze