Weather History for KPSF - September, 2013

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Sunday, September 8, 2013

  Actual Average Record
Temperature  
Mean Temperature 56 °F 62 °F  
Max Temperature 68 °F 72 °F 88 °F (1945)
Min Temperature 43 °F 51 °F 36 °F (1955)
Degree Days  
Heating Degree Days 9 5  
Month to date heating degree days 38 30  
Since 1 July heating degree days 94 108  
Cooling Degree Days 0 1  
Month to date cooling degree days 14 11  
Year to date cooling degree days 414 281  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 68    
Maximum Humidity 93    
Minimum Humidity 42    
Precipitation  
Precipitation T in 0.11 in 2.32 in (1934)
Month to date precipitation 0.98 0.85  
Year to date precipitation 29.08 30.63  
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 08, 2013 Rise Set
Actual Time 6:25 AM EDT 7:14 PM EDT
Civil Twilight 5:57 AM EDT 7:43 PM EDT
Nautical Twilight 5:23 AM EDT 8:17 PM EDT
Astronomical Twilight 4:48 AM EDT 8:52 PM EDT
Moon 9:45 AM EDT (9/8) 8:42 PM EDT (9/8)
Length of Visible Light 13h 45m
Length of Day
12h 48m
Waxing Crescent, 11% of the Moon is Illuminated
Sep 8
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 57.9 °F - 55.0 °F 90% 29.82 in 10.0 mi SW 3.5 mph - N/A   Overcast
1:54 AM 57.9 °F - 55.0 °F 90% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
2:54 AM 59.0 °F - 55.9 °F 90% 29.78 in 10.0 mi WSW 4.6 mph - N/A   Overcast
3:09 AM 60.8 °F - 55.4 °F 82% 29.85 in 10.0 mi WSW 8.1 mph - N/A   Overcast
3:54 AM 61.0 °F - 55.0 °F 81% 29.78 in 10.0 mi WSW 4.6 mph - N/A   Overcast
4:54 AM 61.0 °F - 55.9 °F 83% 29.76 in 10.0 mi Calm Calm - 0.00 in   Overcast
5:54 AM 61.0 °F - 55.9 °F 83% 29.77 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:01 AM 60.8 °F - 55.4 °F 82% 29.82 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:30 AM 60.8 °F - 57.2 °F 88% 29.82 in 8.0 mi WSW 3.5 mph - N/A   Overcast
6:54 AM 59.0 °F - 57.9 °F 96% 29.79 in 3.0 mi WSW 6.9 mph - 0.00 in Rain Light Rain
7:06 AM 59.0 °F - 57.2 °F 94% 29.83 in 7.0 mi SW 5.8 mph - 0.00 in   Overcast
7:54 AM 60.1 °F - 57.9 °F 93% 29.78 in 7.0 mi SSW 3.5 mph - 0.00 in   Overcast
8:54 AM 61.0 °F - 57.9 °F 90% 29.78 in 10.0 mi West 10.4 mph - N/A   Overcast
9:13 AM 60.8 °F - 57.2 °F 88% 29.84 in 10.0 mi West 13.8 mph - N/A   Overcast
9:54 AM 62.1 °F - 57.9 °F 86% 29.79 in 10.0 mi West 12.7 mph - N/A   Overcast
10:54 AM 62.1 °F - 57.9 °F 86% 29.81 in 10.0 mi NW 4.6 mph - N/A   Overcast
11:29 AM 62.6 °F - 57.2 °F 82% 29.85 in 10.0 mi WSW 9.2 mph - N/A   Overcast
11:54 AM 63.0 °F - 55.0 °F 75% 29.81 in 10.0 mi North 6.9 mph 16.1 mph N/A   Overcast
12:33 PM 64.4 °F - 53.6 °F 68% 29.87 in 10.0 mi NNW 11.5 mph 17.3 mph N/A   Mostly Cloudy
12:54 PM 63.0 °F - 51.1 °F 65% 29.83 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
1:54 PM 68.0 °F - 48.9 °F 50% 29.83 in 10.0 mi NW 11.5 mph 24.2 mph N/A   Mostly Cloudy
2:54 PM 66.9 °F - 45.0 °F 45% 29.85 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Partly Cloudy
3:54 PM 66.0 °F - 43.0 °F 43% 29.86 in 10.0 mi North 9.2 mph 19.6 mph N/A   Clear
4:54 PM 64.9 °F - 42.1 °F 43% 29.88 in 10.0 mi North 10.4 mph 17.3 mph N/A   Clear
5:54 PM 63.0 °F - 39.9 °F 43% 29.90 in 10.0 mi North 8.1 mph - N/A   Clear
6:54 PM 59.0 °F - 39.9 °F 49% 29.94 in 10.0 mi NNW 3.5 mph - N/A   Clear
7:54 PM 53.1 °F - 43.0 °F 69% 29.98 in 10.0 mi West 4.6 mph - N/A   Clear
8:54 PM 50.0 °F - 43.0 °F 77% 30.02 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 48.0 °F - 43.0 °F 83% 30.04 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 46.0 °F - 44.1 °F 93% 30.07 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 46.0 °F 43.9 °F 44.1 °F 93% 30.09 in 10.0 mi WSW 4.6 mph - N/A   Clear