San Jose, CA

4:56 AM PDT on October 22, 2019 (GMT -0700)
San Jose International

Weather History for KSJC - September, 2019

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Monday, September 16, 2019

  Actual Average Record
Temperature  
Mean Temperature 67 °F 69 °F  
Max Temperature 74 °F 80 °F 99 °F (1971)
Min Temperature 60 °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 6  
Cooling Degree Days 2 4  
Month to date cooling degree days 87 71  
Year to date cooling degree days 644 554  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 47    
Precipitation  
Precipitation 0.13 in 0.01 in 0.43 in (1989)
Month to date precipitation 0.13 0.06  
Year to date precipitation 13.08 9.95  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 9 mph (NNW)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 16, 2019 Rise Set
Actual Time 6:50 AM PDT 7:14 PM PDT
Civil Twilight 6:24 AM PDT 7:40 PM PDT
Nautical Twilight 5:53 AM PDT 8:10 PM PDT
Astronomical Twilight 5:22 AM PDT 8:42 PM PDT
Moon 8:53 PM PDT (9/16) 9:00 AM PDT (9/16)
Length of Visible Light 13h 15m
Length of Day
12h 23m
Waning Gibbous, 94% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
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 68.0 °F 61.0 °F 78% 29.88 in 10.0 mi NNE 3.5 mph - N/A   Overcast
1:53 AM 68.0 °F 61.0 °F 78% 29.88 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 66.0 °F 63.0 °F 90% 29.87 in 10.0 mi Calm Calm - N/A   Overcast
3:27 AM 66.0 °F 63.0 °F 90% 29.86 in 10.0 mi ESE 4.6 mph - 0.00 in Rain Light Rain
3:53 AM 66.0 °F 63.0 °F 90% 29.86 in 10.0 mi ESE 5.8 mph - 0.00 in   Overcast
4:53 AM 64.9 °F 62.1 °F 90% 29.88 in 10.0 mi SSE 6.9 mph - 0.00 in Rain Light Rain
5:53 AM 64.9 °F 61.0 °F 87% 29.88 in 10.0 mi ESE 4.6 mph - 0.00 in   Overcast
6:53 AM 64.9 °F 60.1 °F 84% 29.89 in 10.0 mi SSE 8.1 mph - 0.00 in Rain Light Rain
7:16 AM 64.0 °F 61.0 °F 90% 29.90 in 1.0 mi SW 4.6 mph - 0.02 in Rain Light Rain
7:23 AM 63.0 °F 62.1 °F 97% 29.90 in 2.0 mi South 5.8 mph - 0.02 in Rain Light Rain
7:31 AM 63.0 °F 62.1 °F 97% 29.90 in 3.0 mi South 3.5 mph - 0.02 in Rain Light Rain
7:53 AM 62.1 °F 61.0 °F 96% 29.92 in 1.0 mi NNW 11.5 mph - 0.04 in Rain Rain
8:53 AM 62.1 °F 61.0 °F 96% 29.94 in 1.5 mi NNW 8.1 mph - 0.05 in Rain Light Rain
9:05 AM 62.1 °F 61.0 °F 96% 29.94 in 3.0 mi North 6.9 mph - 0.00 in Rain Light Rain
9:14 AM 62.1 °F 61.0 °F 96% 29.94 in 1.2 mi NNW 6.9 mph - 0.01 in Rain Rain
9:49 AM 62.6 °F 60.8 °F 94% 29.95 in 4.0 mi NE 6.9 mph - 0.04 in Rain Light Rain
9:53 AM 63.0 °F 61.0 °F 93% 29.95 in 8.0 mi NE 4.6 mph - 0.04 in   Overcast
10:53 AM 64.9 °F 60.1 °F 84% 29.96 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
11:23 AM 66.9 °F 59.0 °F 76% 29.97 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
11:53 AM 70.0 °F 59.0 °F 68% 29.97 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
12:53 PM 71.1 °F 57.9 °F 63% 29.98 in 10.0 mi NNW 10.4 mph - N/A   Mostly Cloudy
1:53 PM 73.0 °F 55.0 °F 53% 29.98 in 10.0 mi NNW 16.1 mph 23.0 mph N/A   Mostly Cloudy
2:53 PM 73.0 °F 54.0 °F 51% 29.98 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
3:53 PM 73.9 °F 53.1 °F 48% 29.97 in 10.0 mi NNW 15.0 mph - N/A   Scattered Clouds
4:53 PM 71.1 °F 52.0 °F 51% 29.97 in 10.0 mi NW 17.3 mph - N/A   Scattered Clouds
5:53 PM 71.1 °F 50.0 °F 47% 29.98 in 10.0 mi NNW 12.7 mph - N/A   Scattered Clouds
6:53 PM 68.0 °F 52.0 °F 56% 29.98 in 10.0 mi NNW 13.8 mph - N/A   Partly Cloudy
7:53 PM 66.0 °F 53.1 °F 63% 29.99 in 10.0 mi North 9.2 mph - N/A   Partly Cloudy
8:53 PM 64.0 °F 52.0 °F 65% 30.00 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
9:53 PM 63.0 °F 53.1 °F 70% 30.02 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
10:53 PM 62.1 °F 54.0 °F 75% 30.02 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
11:53 PM 61.0 °F 54.0 °F 78% 30.02 in 10.0 mi NW 4.6 mph - N/A   Partly Cloudy