Weather History for San Jose, CA

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Monday, September 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 71 °F 69 °F  
Max Temperature 79 °F 82 °F 99 °F (1971)
Min Temperature 62 °F 57 °F 43 °F (1896)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 1 3  
Cooling Degree Days 6 5  
Month to date cooling degree days 90 85  
Year to date cooling degree days 515 631  
Growing Degree Days 21 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 68    
Maximum Humidity 90    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.01 in 0.43 in (1989)
Month to date precipitation T 0.06  
Year to date precipitation 2.24 9.95  
Since 1 July precipitation T 0.06  
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 8 mph (NW)    
Max Wind Speed 22 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 16, 2013 Rise Set
Actual Time 6:50 AM PDT 7:13 PM PDT
Civil Twilight 6:24 AM PDT 7:39 PM PDT
Nautical Twilight 5:53 AM PDT 8:10 PM PDT
Astronomical Twilight 5:22 AM PDT 8:41 PM PDT
Moon 5:23 PM PDT (9/16) 3:46 AM PDT (9/16)
Length of Visible Light 13h 14m
Length of Day
12h 22m
Waxing Gibbous, 91% of the Moon is Illuminated
Sep 16
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.0 °F 59.0 °F 84% 29.88 in 10.0 mi North 6.9 mph - N/A   Overcast
1:53 AM 64.9 °F 59.0 °F 81% 29.88 in 10.0 mi NW 5.8 mph - N/A   Overcast
2:24 AM 64.4 °F 59.0 °F 83% 29.88 in 10.0 mi WNW 4.6 mph - N/A   Overcast
2:53 AM 64.0 °F 59.0 °F 84% 29.88 in 10.0 mi NW 3.5 mph - N/A   Overcast
3:07 AM 64.4 °F 59.0 °F 83% 29.87 in 10.0 mi WNW 4.6 mph - N/A   Overcast
3:53 AM 63.0 °F 57.0 °F 81% 29.87 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
4:03 AM 64.4 °F 57.2 °F 77% 29.87 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
4:10 AM 64.4 °F 57.2 °F 77% 29.87 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
4:53 AM 64.0 °F 57.9 °F 80% 29.87 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
5:37 AM 64.4 °F 59.0 °F 83% 29.88 in 10.0 mi West 4.6 mph - N/A   Overcast
5:53 AM 64.0 °F 59.0 °F 84% 29.88 in 10.0 mi NW 4.6 mph - N/A   Overcast
6:53 AM 63.0 °F 59.0 °F 87% 29.88 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 64.0 °F 57.9 °F 80% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 64.9 °F 57.9 °F 78% 29.90 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
9:36 AM 66.2 °F 57.2 °F 73% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 68.0 °F 57.9 °F 70% 29.91 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
10:53 AM 70.0 °F 57.0 °F 63% 29.90 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
11:53 AM 73.9 °F 55.9 °F 53% 29.89 in 10.0 mi Variable 4.6 mph - N/A   Clear
12:53 PM 77.0 °F 55.9 °F 48% 29.87 in 10.0 mi West 8.1 mph - N/A   Clear
1:53 PM 79.0 °F 57.0 °F 47% 29.85 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Clear
2:53 PM 78.1 °F 57.0 °F 48% 29.83 in 10.0 mi WNW 12.7 mph - N/A   Clear
3:53 PM 79.0 °F 55.9 °F 45% 29.81 in 10.0 mi NW 13.8 mph - N/A   Clear
4:53 PM 75.0 °F 55.0 °F 50% 29.82 in 10.0 mi NNW 18.4 mph 24.2 mph N/A   Clear
5:53 PM 73.0 °F 55.0 °F 53% 29.82 in 10.0 mi NNW 15.0 mph 24.2 mph N/A   Clear
6:53 PM 70.0 °F 54.0 °F 57% 29.82 in 10.0 mi NW 12.7 mph 21.9 mph N/A   Clear
7:53 PM 66.9 °F 54.0 °F 63% 29.83 in 10.0 mi NNW 13.8 mph - N/A   Clear
8:53 PM 64.9 °F 53.1 °F 65% 29.85 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
9:53 PM 64.0 °F 54.0 °F 70% 29.86 in 10.0 mi NNW 10.4 mph - N/A   Partly Cloudy
10:53 PM 63.0 °F 54.0 °F 72% 29.87 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds
11:53 PM 63.0 °F 54.0 °F 72% 29.87 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds