Weather History for San Jose, CA

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Tuesday, October 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 61 °F  
Max Temperature 71 °F 72 °F 88 °F (1939)
Min Temperature 48 °F 50 °F 36 °F (1971)
Degree Days  
Heating Degree Days 5 4  
Month to date heating degree days 133 64  
Since 1 July heating degree days 157 77  
Cooling Degree Days 0 0  
Month to date cooling degree days 43 46  
Year to date cooling degree days 487 729  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 81    
Maximum Humidity 100    
Minimum Humidity 61    
Precipitation  
Precipitation 0.00 in 0.04 in 0.80 in (1936)
Month to date precipitation 0.33 0.75  
Year to date precipitation 5.88 10.87  
Since 1 July precipitation 0.34 0.98  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 7 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 30, 2012 Rise Set
Actual Time 7:30 AM PDT 6:11 PM PDT
Civil Twilight 7:03 AM PDT 6:38 PM PDT
Nautical Twilight 6:33 AM PDT 7:08 PM PDT
Astronomical Twilight 6:02 AM PDT 7:39 PM PDT
Moon 6:46 PM PDT (10/30) 8:20 AM PDT (10/30)
Length of Visible Light 11h 34m
Length of Day
10h 40m
Full, 99% of the Moon is Illuminated
Oct 30
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter
Nov 28
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - N/A% 30.05 in 10.0 mi Calm Calm - N/A   Clear
1:49 AM 48.2 °F - N/A% 30.05 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:53 AM 48.9 °F - N/A% 30.05 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 51.1 °F - N/A% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
3:26 AM 50.0 °F - N/A% 30.06 in 7.0 mi NW 3.5 mph - N/A   Overcast
3:53 AM 51.1 °F - N/A% 30.06 in 8.0 mi Calm Calm - N/A   Overcast
4:03 AM 51.8 °F - N/A% 30.05 in 8.0 mi WNW 3.5 mph - N/A   Overcast
4:53 AM 50.0 °F - N/A% 30.05 in 5.0 mi Calm Calm - N/A   Haze
5:38 AM 57.2 °F 55.4 °F 94% 30.05 in 7.0 mi Calm Calm - N/A   Overcast
5:53 AM 56.3 °F 55.2 °F 96% 30.05 in 7.0 mi Calm Calm - N/A   Overcast
6:03 AM 57.2 °F 55.4 °F 94% 30.05 in 2.5 mi Calm Calm - N/A   Overcast
6:53 AM 56.7 °F 55.6 °F 96% 30.06 in 2.5 mi NW 5.8 mph - N/A   Overcast
7:53 AM 56.1 °F 55.6 °F 98% 30.08 in 2.5 mi WNW 6.9 mph - N/A   Overcast
8:08 AM 55.4 °F 55.4 °F 100% 30.09 in 2.5 mi NNW 4.6 mph - N/A   Overcast
8:53 AM 56.7 °F 54.7 °F 93% 30.11 in 2.5 mi NW 3.5 mph - N/A   Overcast
9:53 AM 57.2 °F 55.2 °F 93% 30.10 in 2.5 mi Calm Calm - N/A   Overcast
10:19 AM 57.2 °F 55.4 °F 94% 30.09 in 2.5 mi Calm Calm - N/A   Overcast
10:53 AM 57.9 °F 54.1 °F 87% 30.09 in 2.5 mi Calm Calm - N/A   Overcast
11:53 AM 58.8 °F 54.1 °F 84% 30.07 in 2.5 mi Calm Calm - N/A   Haze
12:51 PM 62.6 °F 55.4 °F 77% 30.04 in 2.5 mi Calm Calm - N/A   Haze
12:53 PM 63.0 °F 55.9 °F 78% 30.04 in 2.5 mi Calm Calm - N/A   Haze
1:08 PM 64.4 °F 55.4 °F 73% 30.04 in 5.0 mi Calm Calm - N/A   Haze
1:53 PM 68.0 °F 57.0 °F 68% 30.02 in 7.0 mi NW 6.9 mph - N/A   Clear
2:53 PM 68.0 °F 55.9 °F 65% 30.01 in 10.0 mi NW 6.9 mph - N/A   Clear
3:53 PM 69.1 °F 55.9 °F 63% 29.99 in 10.0 mi West 3.5 mph - N/A   Clear
4:53 PM 68.0 °F 55.9 °F 65% 29.98 in 10.0 mi WNW 13.8 mph - N/A   Clear
5:53 PM 63.0 °F 57.9 °F 84% 29.99 in 10.0 mi WNW 11.5 mph - N/A   Clear
6:53 PM 60.1 °F 57.9 °F 93% 29.98 in 10.0 mi WNW 6.9 mph - N/A   Clear
7:45 PM 59.0 °F 59.0 °F 100% 29.99 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
7:53 PM 59.0 °F 59.0 °F 100% 29.99 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
8:07 PM 59.0 °F 59.0 °F 100% 29.99 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
8:53 PM 57.9 °F 57.9 °F 100% 29.99 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
9:20 PM 57.2 °F 57.2 °F 100% 30.00 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
9:53 PM 57.9 °F 57.9 °F 100% 30.01 in 10.0 mi West 4.6 mph - N/A   Overcast
10:53 PM 57.9 °F 57.9 °F 100% 30.01 in 9.0 mi Variable 3.5 mph - N/A   Overcast
11:53 PM 59.0 °F 57.0 °F 93% 30.00 in 10.0 mi Calm Calm - N/A   Overcast