Weather History for Palo Alto, CA

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Tuesday, October 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 58 °F -  
Max Temperature 69 °F 75 °F 86 °F (1989)
Min Temperature 48 °F 48 °F 41 °F (1961)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 74    
Maximum Humidity 100    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 9 mph (North)    
Max Wind Speed 18 mph    
Max Gust Speed -    
Visibility 16 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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Date:

Astronomy

Oct. 09, 2012 Rise Set
Actual Time 7:11 AM PDT 6:38 PM PDT
Civil Twilight 6:45 AM PDT 7:05 PM PDT
Nautical Twilight 6:15 AM PDT 7:35 PM PDT
Astronomical Twilight 5:44 AM PDT 8:05 PM PDT
Moon 1:00 AM PDT (10/9) 3:03 PM PDT (10/9)
Length of Visible Light 12h 19m
Length of Day
11h 27m
Waning Crescent, 35% of the Moon is Illuminated
Oct 9
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:47 AM 48.2 °F 48.2 °F 100% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
7:49 AM 51.8 °F 50.0 °F 94% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
8:47 AM 57.2 °F 50.0 °F 77% 30.02 in 20.0 mi SSE 5.8 mph - N/A   Partly Cloudy
9:47 AM 60.8 °F 53.6 °F 77% 30.03 in 20.0 mi Variable 6.9 mph - N/A   Clear
10:47 AM 64.4 °F 55.4 °F 73% 30.02 in 20.0 mi ENE 9.2 mph - N/A   Partly Cloudy
11:47 AM 66.2 °F 53.6 °F 64% 30.01 in 30.0 mi NNE 9.2 mph - N/A   Scattered Clouds
12:47 PM 66.2 °F 53.6 °F 64% 29.99 in 30.0 mi North 10.4 mph - N/A   Scattered Clouds
1:47 PM 69.8 °F 57.2 °F 64% 29.97 in 30.0 mi NNW 13.8 mph - N/A   Mostly Cloudy
2:47 PM 68.0 °F 57.2 °F 68% 29.96 in 30.0 mi NNW 13.8 mph - N/A   Mostly Cloudy
3:47 PM 66.2 °F 55.4 °F 68% 29.95 in 30.0 mi North 13.8 mph - N/A   Scattered Clouds
4:47 PM 68.0 °F 55.4 °F 64% 29.94 in 30.0 mi NNW 18.4 mph - N/A   Scattered Clouds
5:47 PM 66.2 °F 55.4 °F 68% 29.94 in 30.0 mi NNW 16.1 mph - N/A   Scattered Clouds
6:47 PM 64.4 °F 55.4 °F 73% 29.95 in 30.0 mi NW 9.2 mph - N/A   Scattered Clouds
7:47 PM 62.6 °F 53.6 °F 72% 29.96 in 30.0 mi NNW 10.4 mph - N/A   Scattered Clouds
8:47 PM 62.6 °F 55.4 °F 77% 29.97 in 25.0 mi NNW 9.2 mph - N/A   Scattered Clouds