Weather History for Palo Alto, CA

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Monday, August 25, 2014

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 75 °F 78 °F 87 °F (2003)
Min Temperature 62 °F 53 °F 45 °F (1963)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 66    
Maximum Humidity 82    
Minimum Humidity 57    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 9 mph (NNW)    
Max Wind Speed 21 mph    
Max Gust Speed -    
Visibility 13 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

Aug. 25, 2014 Rise Set
Actual Time 6:33 AM PDT 7:47 PM PDT
Civil Twilight 6:05 AM PDT 8:14 PM PDT
Nautical Twilight 5:33 AM PDT 8:46 PM PDT
Astronomical Twilight 4:59 AM PDT 9:20 PM PDT
Moon 6:42 AM PDT (8/25) 7:42 PM PDT (8/25)
Length of Visible Light 14h 08m
Length of Day
13h 14m
New Moon, 0% of the Moon is Illuminated
Aug 25
New Moon
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter
Sep 23
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
7:55 AM 62.6 °F 57.2 °F 82% 29.89 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
8:47 AM 64.4 °F 57.2 °F 77% 29.89 in 10.0 mi Variable 6.9 mph - N/A   Overcast
9:47 AM 66.2 °F 57.2 °F 73% 29.90 in 10.0 mi Variable 5.8 mph - N/A   Overcast
10:47 AM 66.2 °F 57.2 °F 73% 29.91 in 10.0 mi Variable 6.9 mph - N/A   Overcast
11:54 AM 68.0 °F 57.2 °F 68% 29.91 in 10.0 mi West 9.2 mph - N/A   Overcast
12:47 PM 71.6 °F 57.2 °F 60% 29.90 in 20.0 mi North 11.5 mph - N/A   Scattered Clouds
1:47 PM 73.4 °F 59.0 °F 61% 29.87 in 30.0 mi NNE 11.5 mph - N/A   Partly Cloudy
2:47 PM 75.2 °F 60.8 °F 61% 29.85 in 30.0 mi NNE 11.5 mph - N/A   Clear
3:47 PM 75.2 °F 59.0 °F 57% 29.85 in 30.0 mi NNW 20.7 mph - N/A   Clear
4:47 PM 75.2 °F 59.0 °F 57% 29.86 in 30.0 mi NW 15.0 mph - N/A   Clear
5:47 PM 73.4 °F 57.2 °F 57% 29.85 in 30.0 mi WNW 9.2 mph - N/A   Clear
8:47 PM 66.2 °F 55.4 °F 68% 29.91 in 20.0 mi WNW 6.9 mph - N/A   Clear