Weather History for Palo Alto, CA

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Monday, February 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 62 °F 60 °F 75 °F (2007)
Min Temperature 42 °F 40 °F 30 °F (1956)
Degree Days  
Heating Degree Days 13    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 68    
Maximum Humidity 93    
Minimum Humidity 52    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 7 mph (NNW)    
Max Wind Speed 16 mph    
Max Gust Speed -    
Visibility 18 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

Feb. 17, 2014 Rise Set
Actual Time 6:55 AM PST 5:50 PM PST
Civil Twilight 6:28 AM PST 6:16 PM PST
Nautical Twilight 5:58 AM PST 6:47 PM PST
Astronomical Twilight 5:27 AM PST 7:17 PM PST
Moon 8:45 PM PST (2/17) 8:02 AM PST (2/17)
Length of Visible Light 11h 48m
Length of Day
10h 55m
Waning Gibbous, 93% of the Moon is Illuminated
Feb 17
Waning Gibbous
Feb 22
Last Quarter
Mar 1
New
Mar 8
First Quarter
Mar 16
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:47 AM 42.8 °F - 41.0 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:47 AM 44.6 °F 43.1 °F 41.0 °F 87% 30.16 in 30.0 mi Variable 3.5 mph - N/A   Scattered Clouds
8:47 AM 50.0 °F - 46.4 °F 87% 30.18 in 30.0 mi Variable 4.6 mph - N/A   Clear
9:47 AM 57.2 °F - 42.8 °F 59% 30.19 in 20.0 mi NW 9.2 mph - N/A   Partly Cloudy
10:47 AM 57.2 °F - 44.6 °F 63% 30.19 in 20.0 mi NW 9.2 mph - N/A   Partly Cloudy
11:47 AM 57.2 °F - 44.6 °F 63% 30.18 in 30.0 mi NNE 9.2 mph - N/A   Clear
12:47 PM 59.0 °F - 44.6 °F 59% 30.15 in 30.0 mi North 9.2 mph - N/A   Clear
1:47 PM 62.6 °F - 46.4 °F 55% 30.14 in 30.0 mi North 11.5 mph - N/A   Clear
2:47 PM 62.6 °F - 46.4 °F 55% 30.13 in 30.0 mi NNW 16.1 mph - N/A   Clear
3:47 PM 62.6 °F - 44.6 °F 52% 30.13 in 30.0 mi NNW 16.1 mph - N/A   Mostly Cloudy
4:47 PM 59.0 °F - 44.6 °F 59% 30.13 in 30.0 mi NW 12.7 mph - N/A   Mostly Cloudy
5:49 PM 55.4 °F - 44.6 °F 67% 30.14 in 30.0 mi NW 13.8 mph - N/A   Scattered Clouds
6:47 PM 53.6 °F - 48.2 °F 82% 30.16 in 30.0 mi WNW 9.2 mph - N/A   Scattered Clouds
8:55 PM - - - N/A% 30.18 in 20.0 mi WSW 5.8 mph - N/A   Clear