Weather History for KPAO - August, 2012

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Tuesday, August 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 64 °F -  
Max Temperature 69 °F 76 °F 90 °F (1964)
Min Temperature 59 °F 54 °F 47 °F (1959)
Degree Days  
Heating Degree Days 1    
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 73    
Maximum Humidity 88    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 10 mph (North)    
Max Wind Speed 21 mph    
Max Gust Speed -    
Visibility 12 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

Aug. 21, 2012 Rise Set
Actual Time 6:30 AM PDT 7:52 PM PDT
Civil Twilight 6:02 AM PDT 8:19 PM PDT
Nautical Twilight 5:29 AM PDT 8:52 PM PDT
Astronomical Twilight 4:55 AM PDT 9:26 PM PDT
Moon 10:59 AM PDT (8/21) 10:03 PM PDT (8/21)
Length of Visible Light 14h 16m
Length of Day
13h 22m
Waxing Crescent, 20% of the Moon is Illuminated
Aug 21
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

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 55.4 °F 88% 29.93 in 10.0 mi Variable 4.6 mph - N/A   Overcast
8:47 AM 60.8 °F 51.8 °F 72% 29.94 in 10.0 mi Variable 5.8 mph - N/A   Overcast
10:47 AM 66.2 °F 57.2 °F 73% 29.94 in 15.0 mi Variable 5.8 mph - N/A   Scattered Clouds
11:47 AM 68.0 °F 57.2 °F 68% 29.94 in 15.0 mi North 11.5 mph - N/A   Scattered Clouds
1:47 PM 69.8 °F 59.0 °F 68% 29.92 in 30.0 mi NNW 15.0 mph - N/A   Scattered Clouds
2:47 PM 69.8 °F 57.2 °F 64% 29.90 in 30.0 mi North 16.1 mph - N/A   Scattered Clouds
3:47 PM 68.0 °F 57.2 °F 68% 29.89 in 30.0 mi North 20.7 mph - N/A   Scattered Clouds
4:47 PM 68.0 °F 60.8 °F 78% 29.88 in 30.0 mi North 18.4 mph - N/A   Scattered Clouds
5:47 PM 68.0 °F 59.0 °F 73% 29.88 in 30.0 mi North 17.3 mph - N/A   Partly Cloudy
6:47 PM 66.2 °F 59.0 °F 78% 29.88 in 30.0 mi North 12.7 mph - N/A   Partly Cloudy
8:47 PM 62.6 °F 55.4 °F 77% 29.90 in 30.0 mi North 12.7 mph - N/A   Clear