Weather History for Palo Alto, CA

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Friday, October 14, 2011

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 80 °F 72 °F 95 °F (1978)
Min Temperature 55 °F 48 °F 39 °F (1960)
Cooling Degree Days 2    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 62    
Maximum Humidity 82    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 4 mph (North)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 20 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

Oct. 14, 2011 Rise Set
Actual Time 7:15 AM PDT 6:32 PM PDT
Civil Twilight 6:49 AM PDT 6:59 PM PDT
Nautical Twilight 6:18 AM PDT 7:29 PM PDT
Astronomical Twilight 5:48 AM PDT 7:59 PM PDT
Moon 7:54 PM PDT (10/14) 9:44 AM PDT (10/14)
Length of Visible Light 12h 10m
Length of Day
11h 17m
Waning Gibbous, 94% of the Moon is Illuminated
Oct 14
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:47 AM 55.4 °F - 50.0 °F 82% 29.82 in 25.0 mi Calm Calm - N/A   Clear
7:47 AM 55.4 °F - 50.0 °F 82% 29.82 in 30.0 mi Calm Calm - N/A   Clear
8:47 AM 66.2 °F - 53.6 °F 64% 29.83 in 30.0 mi Variable 4.6 mph - N/A   Clear
9:47 AM 68.0 °F - 57.2 °F 68% 29.84 in 30.0 mi Variable 5.8 mph - N/A   Clear
10:47 AM 69.8 °F - 57.2 °F 64% 29.84 in 20.0 mi NNE 5.8 mph - N/A   Partly Cloudy
11:47 AM 75.2 °F - 57.2 °F 53% 29.84 in 30.0 mi North 6.9 mph - N/A   Scattered Clouds
12:47 PM 75.2 °F - 57.2 °F 53% 29.82 in 30.0 mi NNE 6.9 mph - N/A   Scattered Clouds
1:47 PM 77.0 °F - 57.2 °F 50% 29.80 in 30.0 mi NNE 6.9 mph - N/A   Scattered Clouds
2:47 PM 77.0 °F - 64.4 °F 65% 29.80 in 20.0 mi North 9.2 mph - N/A   Mostly Cloudy
3:47 PM 80.6 °F 81.5 °F 60.8 °F 51% 29.80 in 25.0 mi North 9.2 mph - N/A   Mostly Cloudy
4:47 PM 80.6 °F 81.1 °F 59.0 °F 48% 29.79 in 25.0 mi NW 11.5 mph - N/A   Mostly Cloudy
5:47 PM 75.2 °F - 60.8 °F 61% 29.78 in 25.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
6:47 PM 71.6 °F - 59.0 °F 64% 29.79 in 25.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
7:47 PM 69.8 °F - 57.2 °F 64% 29.80 in 20.0 mi WNW 6.9 mph - N/A   Mostly Cloudy