San Francisco, CA

12:53 AM PDT on June 22, 2018 (GMT -0700)
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Weather History for KSFO - October, 2017

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Wednesday, October 11, 2017

  Actual Average Record
Temperature  
Mean Temperature 59 °F 63 °F  
Max Temperature 66 °F 72 °F 88 °F (2010)
Min Temperature 51 °F 54 °F 46 °F (1955)
Degree Days  
Heating Degree Days 6 3  
Month to date heating degree days 10 31  
Since 1 July heating degree days 77 197  
Cooling Degree Days 0 1  
Month to date cooling degree days 11 11  
Year to date cooling degree days 302 152  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 63    
Maximum Humidity 83    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in 0.02 in 2.38 in (1962)
Month to date precipitation 0.00 0.18  
Year to date precipitation 22.19 13.47  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 22 mph    
Max Gust Speed 25 mph    
Visibility 9 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. 11, 2017 Rise Set
Actual Time 7:14 AM PDT 6:37 PM PDT
Civil Twilight 6:48 AM PDT 7:03 PM PDT
Nautical Twilight 6:17 AM PDT 7:33 PM PDT
Astronomical Twilight 5:47 AM PDT 8:04 PM PDT
Moon 11:50 PM PDT (10/11) 1:31 PM PDT (10/11)
Length of Visible Light 12h 15m
Length of Day
11h 22m
Waning Gibbous, 58% of the Moon is Illuminated
Oct 11
Waning Gibbous
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 53.1 °F 48.9 °F 86% 29.92 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
1:56 AM 54.0 °F 48.0 °F 80% 29.91 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
2:56 AM 53.1 °F 46.9 °F 80% 29.91 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
3:56 AM 52.0 °F 46.9 °F 83% 29.90 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
4:56 AM 53.1 °F 46.9 °F 80% 29.90 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
5:56 AM 52.0 °F 46.0 °F 80% 29.92 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
6:56 AM 52.0 °F 46.0 °F 80% 29.94 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
7:56 AM 53.1 °F 46.9 °F 80% 29.95 in 8.0 mi West 8.1 mph - N/A   Partly Cloudy
8:56 AM 55.9 °F 48.0 °F 75% 29.97 in 8.0 mi NW 4.6 mph - N/A   Mostly Cloudy
9:56 AM 59.0 °F 48.0 °F 67% 30.00 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
10:56 AM 60.1 °F 48.0 °F 64% 30.01 in 8.0 mi North 6.9 mph - N/A   Overcast
11:56 AM 61.0 °F 46.9 °F 60% 30.01 in 4.0 mi North 4.6 mph - N/A   Haze
12:56 PM 64.0 °F 43.0 °F 46% 30.00 in 4.0 mi WSW 6.9 mph - N/A   Haze
1:56 PM 64.9 °F 41.0 °F 42% 30.00 in 8.0 mi West 12.7 mph - N/A   Overcast
2:56 PM 64.9 °F 41.0 °F 42% 29.99 in 9.0 mi WNW 17.3 mph - N/A   Mostly Cloudy
3:56 PM 64.0 °F 45.0 °F 50% 29.99 in 9.0 mi West 13.8 mph - N/A   Mostly Cloudy
4:56 PM 62.1 °F 46.0 °F 56% 29.99 in 9.0 mi West 18.4 mph - N/A   Mostly Cloudy
5:56 PM 60.1 °F 46.0 °F 60% 29.99 in 10.0 mi West 15.0 mph - N/A   Overcast
6:56 PM 57.9 °F 46.0 °F 65% 29.99 in 10.0 mi West 19.6 mph - N/A   Mostly Cloudy
7:56 PM 57.9 °F 45.0 °F 62% 29.99 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
8:56 PM 57.0 °F 45.0 °F 64% 30.00 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
9:56 PM 55.9 °F 45.0 °F 67% 30.02 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
10:56 PM 55.9 °F 45.0 °F 67% 30.03 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
11:56 PM 55.0 °F 45.0 °F 69% 30.04 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy