San Francisco, CA

8:30 PM PDT on June 20, 2018 (GMT -0700)
San Francisco International

Weather History for KSFO - October, 2017

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Thursday, October 5, 2017

  Actual Average Record
Temperature  
Mean Temperature 65 °F 63 °F  
Max Temperature 79 °F 72 °F 99 °F (1987)
Min Temperature 50 °F 55 °F 47 °F (1969)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 4 13  
Since 1 July heating degree days 71 179  
Cooling Degree Days 0 1  
Month to date cooling degree days 0 5  
Year to date cooling degree days 291 146  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 55    
Maximum Humidity 86    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.01 in 0.68 in (2011)
Month to date precipitation 0.00 0.07  
Year to date precipitation 22.19 13.36  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 21 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 05, 2017 Rise Set
Actual Time 7:08 AM PDT 6:46 PM PDT
Civil Twilight 6:42 AM PDT 7:12 PM PDT
Nautical Twilight 6:12 AM PDT 7:42 PM PDT
Astronomical Twilight 5:41 AM PDT 8:12 PM PDT
Moon 7:11 PM PDT (10/5) 6:55 AM PDT (10/5)
Length of Visible Light 12h 29m
Length of Day
11h 37m
Full, 100% of the Moon is Illuminated
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New
Oct 27
First Quarter
Nov 3
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 54.0 °F 48.9 °F 83% 30.04 in 10.0 mi West 6.9 mph - N/A   Clear
1:56 AM 53.1 °F 48.0 °F 83% 30.04 in 10.0 mi West 6.9 mph - N/A   Clear
2:56 AM 52.0 °F 46.9 °F 83% 30.04 in 10.0 mi West 9.2 mph - N/A   Clear
3:56 AM 51.1 °F 46.9 °F 86% 30.03 in 10.0 mi West 8.1 mph - N/A   Clear
4:56 AM 50.0 °F 46.0 °F 86% 30.03 in 10.0 mi West 6.9 mph - N/A   Clear
5:56 AM 50.0 °F 46.0 °F 86% 30.03 in 10.0 mi West 8.1 mph - N/A   Clear
6:56 AM 51.1 °F 39.9 °F 66% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:56 AM 54.0 °F 41.0 °F 62% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 AM 60.1 °F 50.0 °F 69% 30.04 in 10.0 mi Calm Calm - N/A   Clear
9:56 AM 62.1 °F 54.0 °F 75% 30.05 in 10.0 mi North 3.5 mph - N/A   Clear
10:56 AM 64.0 °F 55.0 °F 73% 30.05 in 10.0 mi NNE 5.8 mph - N/A   Clear
11:56 AM 66.0 °F 54.0 °F 65% 30.04 in 10.0 mi NNE 3.5 mph - N/A   Clear
12:56 PM 72.0 °F 48.9 °F 44% 30.01 in 10.0 mi Calm Calm - N/A   Clear
1:56 PM 75.0 °F 46.0 °F 36% 29.99 in 10.0 mi Calm Calm - N/A   Clear
2:56 PM 75.0 °F 46.9 °F 37% 29.98 in 10.0 mi WNW 15.0 mph - N/A   Clear
3:56 PM 73.9 °F 42.1 °F 32% 29.97 in 10.0 mi WNW 18.4 mph - N/A   Clear
4:56 PM 73.9 °F 34.0 °F 23% 29.96 in 10.0 mi West 17.3 mph - N/A   Clear
5:56 PM 71.1 °F 33.1 °F 25% 29.96 in 10.0 mi West 19.6 mph - N/A   Clear
6:56 PM 64.9 °F 39.0 °F 39% 29.96 in 10.0 mi West 16.1 mph - N/A   Clear
7:56 PM 63.0 °F 39.9 °F 43% 29.96 in 10.0 mi West 15.0 mph - N/A   Clear
8:56 PM 62.1 °F 39.9 °F 44% 29.98 in 10.0 mi WNW 9.2 mph - N/A   Clear
9:56 PM 60.1 °F 42.1 °F 51% 29.99 in 10.0 mi West 12.7 mph - N/A   Clear
10:56 PM 57.9 °F 46.0 °F 65% 29.99 in 10.0 mi West 9.2 mph - N/A   Clear
11:56 PM 57.0 °F 48.0 °F 72% 30.00 in 10.0 mi WNW 4.6 mph - N/A   Clear