Petaluma, CA

9:01 PM PST on November 19, 2019 (GMT -0800)
Petaluma

Weather History for KO69 - September, 2019

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Thursday, September 12, 2019

  Actual Average (WUND) Record (WUND)
Temperature  
Mean Temperature 72 °F -  
Max Temperature 93 °F - - (-1)
Min Temperature 51 °F - - (-1)
Cooling Degree Days 7    
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 60    
Maximum Humidity 100    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 2 mph ()    
Max Wind Speed 14 mph    
Max Gust Speed 15 mph    
Visibility 9.5 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. 12, 2019 Rise Set
Actual Time 6:49 AM PDT 7:23 PM PDT
Civil Twilight 6:22 AM PDT 7:49 PM PDT
Nautical Twilight 5:51 AM PDT 8:21 PM PDT
Astronomical Twilight 5:19 AM PDT 8:53 PM PDT
Moon 7:08 PM PDT (9/12) 5:16 AM PDT (9/12)
Length of Visible Light 13h 27m
Length of Day
12h 33m
Waxing Gibbous, 98% of the Moon is Illuminated
Sep 12
Waxing Gibbous
Sep 13
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 55.4 °F - 51.8 °F 88% 30.00 in 10.0 mi Calm Calm - N/A   Unknown
12:35 AM 57.2 °F - 53.6 °F 88% 30.01 in 10.0 mi Calm Calm - N/A   Unknown
12:55 AM 57.2 °F - 53.6 °F 88% 30.01 in 9.0 mi Calm Calm - N/A   Clear
1:15 AM 57.2 °F - 51.8 °F 82% 30.01 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 55.4 °F - 51.8 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Unknown
1:55 AM 55.4 °F - 51.8 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 55.4 °F - 53.6 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 55.4 °F - 51.8 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 53.6 °F - 51.8 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 55.4 °F - 51.8 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 53.6 °F - 51.8 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Unknown
3:55 AM 53.6 °F - 51.8 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Unknown
4:15 AM 51.8 °F - 51.8 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Unknown
4:35 AM 53.6 °F - 51.8 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:55 AM 51.8 °F - 51.8 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:15 AM 51.8 °F - 51.8 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:35 AM 51.8 °F - 51.8 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:55 AM 53.6 °F - 51.8 °F 94% 30.02 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
6:15 AM 51.8 °F - 51.8 °F 100% 30.03 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:35 AM 51.8 °F - 51.8 °F 100% 30.03 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 51.8 °F - 51.8 °F 100% 30.04 in 9.0 mi Calm Calm - N/A   Unknown
7:15 AM 51.8 °F - 51.8 °F 100% 30.04 in 9.0 mi Calm Calm - N/A   Clear
7:35 AM 53.6 °F - 53.6 °F 100% 30.05 in 9.0 mi Calm Calm - N/A   Clear
7:55 AM 57.2 °F - 53.6 °F 88% 30.05 in 9.0 mi Calm Calm - N/A   Clear
8:15 AM 59.0 °F - 53.6 °F 82% 30.05 in 9.0 mi Calm Calm - N/A   Clear
8:35 AM 60.8 °F - 55.4 °F 82% 30.05 in 9.0 mi WNW 4.6 mph - N/A   Clear
8:55 AM 64.4 °F - 53.6 °F 68% 30.06 in 9.0 mi West 3.5 mph - N/A   Clear
9:15 AM 66.2 °F - 53.6 °F 64% 30.07 in 8.0 mi Calm Calm - N/A   Clear
9:35 AM 68.0 °F - 53.6 °F 60% 30.07 in 9.0 mi Calm Calm - N/A   Clear
9:55 AM 71.6 °F - 53.6 °F 53% 30.07 in 10.0 mi Calm Calm - N/A   Clear
10:15 AM 73.4 °F - 53.6 °F 50% 30.07 in 9.0 mi Calm Calm - N/A   Clear
10:35 AM 75.2 °F - 53.6 °F 47% 30.07 in 9.0 mi Calm Calm - N/A   Clear
10:55 AM 77.0 °F - 53.6 °F 44% 30.07 in 9.0 mi Calm Calm - N/A   Clear
11:15 AM 78.8 °F - 53.6 °F 42% 30.07 in 10.0 mi Calm Calm - N/A   Clear
11:35 AM 80.6 °F 80.3 °F 53.6 °F 39% 30.06 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 84.2 °F 82.8 °F 53.6 °F 35% 30.05 in 9.0 mi Calm Calm - N/A   Clear
12:15 PM 86.0 °F - 51.8 °F 31% 30.05 in 9.0 mi Calm Calm - N/A   Clear
12:35 PM 87.8 °F - 50.0 °F 27% 30.04 in 9.0 mi Calm Calm - N/A   Clear
12:55 PM 89.6 °F - 50.0 °F 26% 30.04 in 9.0 mi Calm Calm - N/A   Clear
1:15 PM 91.4 °F - 48.2 °F 23% 30.03 in 8.0 mi WSW 4.6 mph 11.5 mph N/A   Clear
1:35 PM 91.4 °F - 48.2 °F 23% 30.02 in 9.0 mi Variable 3.5 mph - N/A   Clear
1:55 PM 91.4 °F - 46.4 °F 21% 30.01 in 9.0 mi SSW 4.6 mph - N/A   Clear
2:15 PM 93.2 °F - 46.4 °F 20% 30.01 in 10.0 mi WSW 5.8 mph - N/A   Clear
2:35 PM 93.2 °F - 48.2 °F 21% 30.00 in 6.0 mi South 6.9 mph - N/A   Haze
2:55 PM 93.2 °F - 50.0 °F 23% 29.99 in 9.0 mi Variable 6.9 mph - N/A   Clear
3:15 PM 93.2 °F - 48.2 °F 21% 29.98 in 10.0 mi West 12.7 mph - N/A   Clear
3:35 PM 93.2 °F - 50.0 °F 23% 29.98 in 10.0 mi West 13.8 mph - N/A   Clear
3:55 PM 91.4 °F - 48.2 °F 23% 29.98 in 10.0 mi West 13.8 mph - N/A   Clear
4:15 PM 91.4 °F - 50.0 °F 24% 29.98 in 10.0 mi West 10.4 mph - N/A   Clear
4:35 PM 89.6 °F - 50.0 °F 26% 29.97 in 10.0 mi West 9.2 mph 15.0 mph N/A   Clear
4:55 PM 89.6 °F - 50.0 °F 26% 29.97 in 10.0 mi West 10.4 mph - N/A   Clear
5:15 PM 89.6 °F - 48.2 °F 24% 29.97 in 9.0 mi WSW 9.2 mph - N/A   Clear
5:35 PM 87.8 °F - 44.6 °F 22% 29.97 in 9.0 mi West 13.8 mph - N/A   Clear
5:55 PM 86.0 °F - 46.4 °F 25% 29.97 in 10.0 mi West 10.4 mph - N/A   Clear
6:15 PM 84.2 °F - 48.2 °F 29% 29.97 in 10.0 mi Variable 3.5 mph 13.8 mph N/A   Clear
6:35 PM 82.4 °F - 48.2 °F 30% 29.97 in 10.0 mi West 6.9 mph - N/A   Clear
6:55 PM 80.6 °F - 48.2 °F 32% 29.98 in 10.0 mi WNW 6.9 mph 12.7 mph N/A   Clear
7:15 PM 78.8 °F - 48.2 °F 34% 29.98 in 10.0 mi West 6.9 mph - N/A   Clear
7:35 PM 75.2 °F - 50.0 °F 41% 29.98 in 10.0 mi Variable 3.5 mph - N/A   Clear
7:55 PM 71.6 °F - 50.0 °F 46% 29.98 in 10.0 mi NW 3.5 mph - N/A   Clear
8:15 PM 69.8 °F - 50.0 °F 49% 29.98 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 69.8 °F - 50.0 °F 49% 29.98 in 10.0 mi North - - N/A   Unknown
8:55 PM 69.8 °F - 50.0 °F 49% 29.98 in 10.0 mi Calm Calm - N/A   Unknown
9:15 PM 66.2 °F - 50.0 °F 56% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
9:35 PM 66.2 °F - 51.8 °F 60% 29.99 in 10.0 mi NW 3.5 mph - N/A   Unknown
9:55 PM 66.2 °F - 51.8 °F 60% 29.99 in 10.0 mi North - - N/A   Unknown
10:15 PM 64.4 °F - 51.8 °F 64% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
10:35 PM 64.4 °F - 51.8 °F 64% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
10:55 PM 62.6 °F - 55.4 °F 77% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
11:15 PM 60.8 °F - 51.8 °F 72% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
11:35 PM 60.8 °F - 51.8 °F 72% 29.99 in 10.0 mi Calm Calm - N/A   Unknown
11:55 PM 60.8 °F - 53.6 °F 77% 29.99 in 6.0 mi Calm Calm - N/A   Haze