Petaluma, CA

6:09 AM PST on December 07, 2019 (GMT -0800)
Petaluma

Weather History for KO69 - September, 2019

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Week of September 22, 2019 through September 28, 2019

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 78 °F 48 °F
Mean Temperature 78 °F 65 °F 47 °F
Min Temperature 57 °F 52 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 18 4 0 28
Cooling Degree Days (base 65) 12 4 0 32
Growing Degree Days (base 50) 28 16 0 124
Dew Point  
Dew Point 63 °F 52 °F 34 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 25 mph 4 mph 0 mph
Gust Wind 34 mph 17 mph 12 mph
Sea Level Pressure  
Sea Level Pressure 30.03 in 29.88 in 29.72 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 22, 2019 Rise Set
Actual Time 6:58 AM PDT 7:07 PM PDT
Civil Twilight 6:31 AM PDT 7:33 PM PDT
Nautical Twilight 6:00 AM PDT 8:04 PM PDT
Astronomical Twilight 5:29 AM PDT 8:35 PM PDT
Moon No Moon Rise 3:03 PM PDT (9/22)
Length of Visible Light 13h 02m
Length of Day
12h 09m
Last Quarter, 43% of the Moon is Illuminated
Sep 22
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full
Oct 21
Last Quarter

Daily Weather History & Observations

2019 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
22 84 67 50 59 54 48 100 76 33 29.95 29.92 29.88 7.0 5.4 3.0 12 3 16 0.00  
23 87 68 50 59 53 46 100 67 27 30.00 29.96 29.91 10.0 7.0 1.0 15 2 15 0.00  
24 98 78 57 54 47 34 82 46 13 30.03 29.94 29.84 10.0 10.0 10.0 17 3 22 0.00  
25 96 76 57 57 53 48 77 50 22 29.84 29.78 29.72 10.0 10.0 9.0 14 2 18 0.00  
26 77 67 57 61 59 54 94 74 54 29.97 29.90 29.75 10.0 10.0 10.0 17 5 22 0.00  
27 64 58 53 63 58 54 100 95 72 29.96 29.90 29.79 10.0 7.6 1.2 12 8 16 0.00  
28 73 60 48 54 47 36 100 70 25 29.85 29.77 29.72 10.0 9.0 0.5 25 8 34 0.00  
29 48 47 44 45 43 41 87 85 82 29.89 29.87 29.86 10.0 10.0 10.0 9 3 - 0.00