Weather History for Petaluma, CA

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Thursday, January 23, 2014

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 50 °F 46 °F  
Max Temperature 71 °F 56 °F 73 °F (2014)
Min Temperature 30 °F 37 °F 26 °F (2007)
Degree Days  
Heating Degree Days 14    
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 32 °F    
Average Humidity 63    
Maximum Humidity 100    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - 1.56 in (2000)
Month to date precipitation  
Year to date precipitation  
Since 1 July precipitation  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 2 mph (SSE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 23, 2014 Rise Set
Actual Time 7:21 AM PST 5:23 PM PST
Civil Twilight 6:53 AM PST 5:51 PM PST
Nautical Twilight 6:21 AM PST 6:23 PM PST
Astronomical Twilight 5:50 AM PST 6:54 PM PST
Moon No Moon Rise 11:07 AM PST (1/23)
Length of Visible Light 10h 57m
Length of Day
10h 01m
Waning Gibbous, 54% of the Moon is Illuminated
Jan 23
Waning Gibbous
Jan 23
Last Quarter
Jan 30
New
Feb 6
First Quarter
Feb 14
Full

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 37.4 °F - 37.4 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
12:35 AM 37.4 °F - 35.6 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
12:55 AM 37.4 °F - 35.6 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
1:15 AM 35.6 °F - 35.6 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
1:35 AM 35.6 °F - 35.6 °F 100% 29.93 in 9.0 mi Calm Calm - N/A   Overcast
1:55 AM 35.6 °F - 35.6 °F 100% 29.94 in 8.0 mi Calm Calm - N/A   Overcast
2:15 AM 35.6 °F - 35.6 °F 100% 29.94 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
2:35 AM 32.0 °F - 32.0 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:55 AM 32.0 °F - 32.0 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
3:15 AM 32.0 °F 28.7 °F 32.0 °F 100% 29.94 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
3:35 AM 32.0 °F - 32.0 °F 100% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:55 AM 32.0 °F - 32.0 °F 100% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
4:15 AM 33.8 °F 28.6 °F 33.8 °F 100% 29.92 in 10.0 mi South 5.8 mph - N/A   Overcast
4:35 AM 33.8 °F - 33.8 °F 100% 29.92 in 8.0 mi Calm Calm - N/A   Overcast
4:55 AM 37.4 °F 33.8 °F 37.4 °F 100% 29.93 in 9.0 mi East 4.6 mph - N/A   Overcast
5:15 AM 35.6 °F - 35.6 °F 100% 29.93 in 8.0 mi Calm Calm - N/A   Overcast
5:35 AM 35.6 °F 30.7 °F 35.6 °F 100% 29.94 in 7.0 mi NNW 5.8 mph - N/A   Overcast
5:55 AM 35.6 °F - 35.6 °F 100% 29.93 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
6:15 AM 33.8 °F - 33.8 °F 100% 29.93 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
6:35 AM 32.0 °F 28.7 °F 32.0 °F 100% 29.94 in 5.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
6:55 AM 32.0 °F - 32.0 °F 100% 29.95 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
7:15 AM 32.0 °F - 32.0 °F 100% 29.95 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
7:35 AM 32.0 °F - 32.0 °F 100% 29.95 in 2.5 mi Calm Calm - N/A   Partly Cloudy
7:55 AM 30.2 °F - 30.2 °F 100% 29.95 in 4.0 mi Calm Calm - N/A   Clear
8:15 AM 32.0 °F - 32.0 °F 100% 29.95 in 5.0 mi Calm Calm - N/A   Clear
8:35 AM 35.6 °F - 35.6 °F 100% 29.95 in 7.0 mi Calm Calm - N/A   Clear
8:55 AM 41.0 °F - 39.2 °F 93% 29.95 in 9.0 mi Calm Calm - N/A   Clear
9:15 AM 44.6 °F - 37.4 °F 76% 29.96 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 48.2 °F - 37.4 °F 66% 29.96 in 10.0 mi ESE 3.5 mph - N/A   Clear
9:55 AM 53.6 °F - 35.6 °F 51% 29.95 in 10.0 mi SE 4.6 mph - N/A   Clear
10:15 AM 55.4 °F - 32.0 °F 41% 29.95 in 10.0 mi SSE 6.9 mph - N/A   Clear
10:35 AM 57.2 °F - 32.0 °F 38% 29.95 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:55 AM 59.0 °F - 32.0 °F 36% 29.94 in 10.0 mi SSE 10.4 mph - N/A   Clear
11:15 AM 59.0 °F - 32.0 °F 36% 29.94 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:35 AM 62.6 °F - 32.0 °F 32% 29.93 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:55 AM 62.6 °F - 30.2 °F 30% 29.92 in 10.0 mi SSE 6.9 mph - N/A   Clear
12:15 PM 64.4 °F - 32.0 °F 30% 29.91 in 10.0 mi SSE 5.8 mph - N/A   Clear
12:35 PM 64.4 °F - 30.2 °F 28% 29.91 in 10.0 mi SSE 6.9 mph - N/A   Clear
12:55 PM 64.4 °F - 30.2 °F 28% 29.90 in 10.0 mi SE 5.8 mph - N/A   Clear
1:15 PM 66.2 °F - 30.2 °F 26% 29.90 in 10.0 mi South 6.9 mph - N/A   Clear
1:35 PM 66.2 °F - 28.4 °F 24% 29.89 in 10.0 mi South 5.8 mph - N/A   Clear
1:55 PM 68.0 °F - 28.4 °F 23% 29.88 in 10.0 mi South 4.6 mph - N/A   Clear
2:15 PM 71.6 °F - 24.8 °F 17% 29.88 in 10.0 mi SSE 5.8 mph - N/A   Clear
2:35 PM 71.6 °F - 24.8 °F 17% 29.88 in 10.0 mi ENE 11.5 mph 17.3 mph N/A   Clear
2:55 PM 71.6 °F - 23.0 °F 16% 29.88 in 10.0 mi ESE 5.8 mph - N/A   Clear
3:15 PM 68.0 °F - 32.0 °F 26% 29.89 in 10.0 mi South 6.9 mph - N/A   Clear
3:35 PM 68.0 °F - 32.0 °F 26% 29.89 in 10.0 mi SSE 6.9 mph 16.1 mph N/A   Clear
3:55 PM 66.2 °F - 32.0 °F 28% 29.89 in 10.0 mi South 15.0 mph 18.4 mph N/A   Clear
4:15 PM 66.2 °F - 32.0 °F 28% 29.89 in 10.0 mi South 12.7 mph 17.3 mph N/A   Clear
4:35 PM 64.4 °F - 32.0 °F 30% 29.90 in 10.0 mi South 8.1 mph - N/A   Clear
4:55 PM 64.4 °F - 32.0 °F 30% 29.90 in 10.0 mi South 4.6 mph - N/A   Clear
5:15 PM 60.8 °F - 32.0 °F 34% 29.90 in 10.0 mi South 3.5 mph - N/A   Clear
5:35 PM 59.0 °F - 30.2 °F 34% 29.91 in 10.0 mi South 5.8 mph - N/A   Clear
5:55 PM 57.2 °F - 32.0 °F 38% 29.91 in 10.0 mi South 3.5 mph - N/A   Clear
6:15 PM 57.2 °F - 32.0 °F 38% 29.92 in 10.0 mi SSE 3.5 mph - N/A   Clear
6:35 PM 55.4 °F - 32.0 °F 41% 29.93 in 10.0 mi ESE 4.6 mph - N/A   Clear
6:55 PM 55.4 °F - 32.0 °F 41% 29.94 in 10.0 mi ESE 3.5 mph - N/A   Partly Cloudy
7:15 PM 53.6 °F - 30.2 °F 41% 29.94 in 10.0 mi SE 3.5 mph - N/A   Scattered Clouds
7:35 PM 50.0 °F - 32.0 °F 50% 29.95 in 10.0 mi SE 3.5 mph - N/A   Overcast
7:55 PM 51.8 °F - 32.0 °F 47% 29.96 in 8.0 mi East 3.5 mph - N/A   Overcast
8:15 PM 50.0 °F - 32.0 °F 50% 29.96 in 8.0 mi Calm Calm - N/A   Overcast
8:35 PM 50.0 °F - 32.0 °F 50% 29.97 in 7.0 mi South 5.8 mph - N/A   Overcast
8:55 PM 50.0 °F - 32.0 °F 50% 29.98 in 7.0 mi Calm Calm - N/A   Overcast
9:15 PM 46.4 °F - 32.0 °F 57% 29.99 in 7.0 mi Calm Calm - N/A   Overcast
9:35 PM 46.4 °F - 33.8 °F 62% 29.99 in 6.0 mi Calm Calm - N/A   Overcast
9:55 PM 42.8 °F 39.3 °F 32.0 °F 66% 30.01 in 5.0 mi NNW 5.8 mph - N/A   Overcast
10:15 PM 44.6 °F 43.1 °F 32.0 °F 61% 30.02 in 6.0 mi NNE 3.5 mph - N/A   Overcast
10:35 PM 44.6 °F - 32.0 °F 61% 30.02 in 6.0 mi Calm Calm - N/A   Overcast
10:55 PM 41.0 °F - 32.0 °F 70% 30.03 in 7.0 mi Calm Calm - N/A   Overcast
11:15 PM 41.0 °F - 32.0 °F 70% 30.03 in 6.0 mi Calm Calm - N/A   Overcast
11:35 PM 41.0 °F 39.0 °F 32.0 °F 70% 30.04 in 5.0 mi SW 3.5 mph - N/A   Overcast
11:55 PM 39.2 °F 37.0 °F 32.0 °F 75% 30.04 in 5.0 mi NW 3.5 mph - N/A   Overcast