Weather History for KPAO - September, 2012

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Thursday, September 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 67 °F -  
Max Temperature 75 °F 78 °F 101 °F (1979)
Min Temperature 59 °F 52 °F 45 °F (1954)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 76    
Maximum Humidity 94    
Minimum Humidity 57    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 9 mph (NNW)    
Max Wind Speed 20 mph    
Max Gust Speed -    
Visibility 8 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 13, 2012 Rise Set
Actual Time 6:49 AM PDT 7:18 PM PDT
Civil Twilight 6:23 AM PDT 7:44 PM PDT
Nautical Twilight 5:52 AM PDT 8:15 PM PDT
Astronomical Twilight 5:20 AM PDT 8:46 PM PDT
Moon 4:16 AM PDT (9/13) 5:42 PM PDT (9/13)
Length of Visible Light 13h 21m
Length of Day
12h 29m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
7:47 AM 59.0 °F 57.2 °F 94% 30.09 in 4.0 mi NW 5.8 mph - N/A   Overcast
8:47 AM 60.8 °F 57.2 °F 88% 30.09 in 5.0 mi NNW 5.8 mph - N/A   Overcast
9:47 AM 60.8 °F 59.0 °F 94% 30.10 in 6.0 mi Variable 5.8 mph - N/A   Overcast
10:47 AM 64.4 °F 59.0 °F 83% 30.10 in 6.0 mi North 9.2 mph - N/A   Scattered Clouds
11:47 AM 66.2 °F 60.8 °F 83% 30.09 in 6.0 mi North 9.2 mph - N/A   Scattered Clouds
12:55 PM 71.6 °F 59.0 °F 64% 30.07 in 8.0 mi North 12.7 mph - N/A   Scattered Clouds
1:47 PM 75.2 °F 59.0 °F 57% 30.05 in 8.0 mi NNW 12.7 mph - N/A   Scattered Clouds
2:47 PM 73.4 °F 59.0 °F 61% 30.03 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
3:47 PM 75.2 °F 59.0 °F 57% 30.01 in 15.0 mi NNW 9.2 mph - N/A   Scattered Clouds
4:47 PM 69.8 °F 57.2 °F 64% 30.01 in 30.0 mi NNW 17.3 mph - N/A   Scattered Clouds
6:47 PM 64.4 °F 57.2 °F 77% 30.02 in 30.0 mi NNW 19.6 mph - N/A   Scattered Clouds
7:47 PM 62.6 °F 57.2 °F 82% 30.04 in 25.0 mi NNW 15.0 mph - N/A   Scattered Clouds
8:47 PM 60.8 °F 57.2 °F 88% 30.06 in 25.0 mi NNW 16.1 mph - N/A   Scattered Clouds