Weather History for Petaluma, CA

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Wednesday, February 5, 2014

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 40 °F 48 °F  
Max Temperature 53 °F 58 °F 81 °F (2011)
Min Temperature 28 °F 38 °F 30 °F (1999)
Degree Days  
Heating Degree Days 24    
Month to date heating degree days  
Since 1 July heating degree days  
Cooling Degree Days 0    
Month to date cooling degree days  
Year to date cooling degree days  
Moisture  
Dew Point 37 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 54    
Precipitation  
Precipitation 0.17 in - 1.42 in (1951)
Month to date precipitation  
Year to date precipitation  
Since 1 July precipitation  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 05, 2014 Rise Set
Actual Time 7:11 AM PST 5:37 PM PST
Civil Twilight 6:43 AM PST 6:05 PM PST
Nautical Twilight 6:12 AM PST 6:36 PM PST
Astronomical Twilight 5:41 AM PST 7:07 PM PST
Moon 10:35 AM PST (2/5) No Moon Set
Length of Visible Light 11h 21m
Length of Day
10h 26m
Waxing Crescent, 40% of the Moon is Illuminated
Feb 5
Waxing Crescent
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last Quarter
Mar 1
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 33.8 °F 30.8 °F 33.8 °F 100% 30.19 in 10.0 mi NW 3.5 mph - N/A   Clear
12:35 AM 32.0 °F - 32.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 33.8 °F - 33.8 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 32.0 °F - 32.0 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 33.8 °F 30.8 °F 33.8 °F 100% 30.17 in 10.0 mi North 3.5 mph - N/A   Clear
1:55 AM 32.0 °F 26.4 °F 32.0 °F 100% 30.17 in 10.0 mi NW 5.8 mph - N/A   Clear
2:15 AM 35.6 °F 31.7 °F 35.6 °F 100% 30.18 in 10.0 mi NW 4.6 mph - N/A   Clear
2:35 AM 32.0 °F - 32.0 °F 100% 30.18 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 33.8 °F - 33.8 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 32.0 °F - 32.0 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 30.2 °F - 30.2 °F 100% 30.17 in 9.0 mi Calm Calm - N/A   Clear
3:55 AM 30.2 °F 25.4 °F 30.2 °F 100% 30.18 in 10.0 mi West 4.6 mph - N/A   Clear
4:15 AM 33.8 °F 29.6 °F 33.8 °F 100% 30.19 in 10.0 mi NW 4.6 mph - N/A   Clear
4:35 AM 32.0 °F - 32.0 °F 100% 30.20 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 30.2 °F - 30.2 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 28.4 °F - 28.4 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 28.4 °F - 28.4 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 28.4 °F - 28.4 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 28.4 °F - 28.4 °F 100% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 28.4 °F - 28.4 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 32.0 °F - 32.0 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 32.0 °F - 32.0 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 30.2 °F 26.7 °F 30.2 °F 100% 30.21 in 10.0 mi West 3.5 mph - N/A   Clear
7:55 AM 32.0 °F - 32.0 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
8:15 AM 32.0 °F - 32.0 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
8:35 AM 35.6 °F - 35.6 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 37.4 °F - 37.4 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
9:15 AM 39.2 °F - 39.2 °F 100% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 41.0 °F - 41.0 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 44.6 °F 43.1 °F 39.2 °F 81% 30.22 in 10.0 mi West 3.5 mph - N/A   Clear
10:15 AM 46.4 °F - 39.2 °F 76% 30.22 in 10.0 mi Calm Calm - N/A   Clear
10:35 AM 48.2 °F - 37.4 °F 66% 30.22 in 10.0 mi WNW 5.8 mph - N/A   Clear
10:55 AM 48.2 °F - 35.6 °F 62% 30.22 in 10.0 mi NW 3.5 mph - N/A   Clear
11:15 AM 48.2 °F - 35.6 °F 62% 30.21 in 10.0 mi Calm Calm - N/A   Clear
11:35 AM 48.2 °F - 35.6 °F 62% 30.21 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 50.0 °F - 35.6 °F 58% 30.20 in 10.0 mi Calm Calm - N/A   Clear
12:15 PM 50.0 °F - 35.6 °F 58% 30.19 in 10.0 mi NNW 4.6 mph - N/A   Clear
12:35 PM 50.0 °F - 37.4 °F 62% 30.19 in 10.0 mi NW 4.6 mph - N/A   Clear
12:55 PM 51.8 °F - 37.4 °F 58% 30.17 in 10.0 mi NNW 5.8 mph - N/A   Clear
1:15 PM 51.8 °F - 37.4 °F 58% 30.16 in 10.0 mi WNW 5.8 mph - N/A   Clear
1:35 PM 53.6 °F - 37.4 °F 54% 30.15 in 10.0 mi WSW 10.4 mph - N/A   Clear
1:55 PM 51.8 °F - 35.6 °F 54% 30.15 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:15 PM 51.8 °F - 35.6 °F 54% 30.15 in 10.0 mi West 8.1 mph - N/A   Clear
2:35 PM 51.8 °F - 35.6 °F 54% 30.14 in 10.0 mi West 8.1 mph - N/A   Clear
2:55 PM 50.0 °F - 37.4 °F 62% 30.14 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
3:15 PM 50.0 °F - 37.4 °F 62% 30.14 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
3:35 PM 50.0 °F - 37.4 °F 62% 30.13 in 10.0 mi West 8.1 mph - N/A   Clear
3:55 PM 50.0 °F - 35.6 °F 58% 30.13 in 10.0 mi West 9.2 mph - N/A   Clear
4:15 PM 48.2 °F - 37.4 °F 66% 30.14 in 10.0 mi West 12.7 mph - N/A   Partly Cloudy
4:35 PM 48.2 °F - 39.2 °F 71% 30.14 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
4:55 PM 48.2 °F - 41.0 °F 76% 30.14 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
5:15 PM 46.4 °F 42.9 °F 42.8 °F 87% 30.14 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
5:35 PM 46.4 °F 45.2 °F 44.6 °F 93% 30.15 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
5:55 PM 46.4 °F 45.2 °F 44.6 °F 93% 30.15 in 10.0 mi NNW 3.5 mph - N/A   Overcast
6:15 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.14 in 10.0 mi NNW 3.5 mph - N/A   Overcast
6:35 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.14 in 10.0 mi North 3.5 mph - N/A   Overcast
6:55 PM 44.6 °F - 44.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:15 PM 44.6 °F - 44.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:35 PM 44.6 °F - 44.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:55 PM 44.6 °F - 44.6 °F 100% 30.13 in 8.0 mi Calm Calm - 0.01 in   Overcast
8:15 PM 44.6 °F - 44.6 °F 100% 30.12 in 9.0 mi Calm Calm - N/A   Overcast
8:35 PM 44.6 °F - 44.6 °F 100% 30.12 in 9.0 mi Calm Calm - 0.01 in   Overcast
8:55 PM 44.6 °F - 44.6 °F 100% 30.11 in 9.0 mi Calm Calm - 0.02 in   Overcast
9:15 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.11 in 9.0 mi East 3.5 mph - 0.01 in   Overcast
9:35 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.11 in 9.0 mi East 3.5 mph - 0.02 in   Overcast
9:55 PM 44.6 °F 43.1 °F 44.6 °F 100% 30.11 in 9.0 mi SE 3.5 mph - 0.03 in   Overcast
10:15 PM 44.6 °F 42.2 °F 44.6 °F 100% 30.11 in 8.0 mi SE 4.6 mph - 0.01 in   Overcast
10:35 PM 42.8 °F 39.3 °F 42.8 °F 100% 30.10 in 7.0 mi East 5.8 mph - 0.02 in   Overcast
10:55 PM 42.8 °F 40.1 °F 42.8 °F 100% 30.09 in 7.0 mi East 4.6 mph - 0.04 in   Overcast
11:15 PM 44.6 °F 40.2 °F 44.6 °F 100% 30.09 in 5.0 mi East 8.1 mph - N/A   Overcast
11:35 PM 44.6 °F 40.7 °F 44.6 °F 100% 30.09 in 5.0 mi East 6.9 mph - 0.02 in   Overcast
11:55 PM 44.6 °F 41.4 °F 44.6 °F 100% 30.08 in 5.0 mi East 5.8 mph - 0.07 in   Overcast