San Francisco, CA

7:51 AM PST on February 08, 2016 (GMT -0800)
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Weather History for KSFO - October, 2013

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Thursday, October 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F 62 °F  
Max Temperature 81 °F 70 °F 90 °F (1988)
Min Temperature 54 °F 53 °F 42 °F (1971)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 40 53  
Since 1 July heating degree days 173 219  
Cooling Degree Days 3 1  
Month to date cooling degree days 23 17  
Year to date cooling degree days 164 158  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 56    
Maximum Humidity 72    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in 0.04 in 0.18 in (2004)
Month to date precipitation 0.00 0.36  
Year to date precipitation 2.12 13.65  
Since 1 July precipitation 0.23  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 7 mph (NW)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Oct. 17, 2013 Rise Set
Actual Time 7:19 AM PDT 6:28 PM PDT
Civil Twilight 6:53 AM PDT 6:55 PM PDT
Nautical Twilight 6:23 AM PDT 7:25 PM PDT
Astronomical Twilight 5:52 AM PDT 7:56 PM PDT
Moon 5:45 PM PDT (10/17) 5:59 AM PDT (10/17)
Length of Visible Light 12h 01m
Length of Day
11h 09m
Waxing Gibbous, 98% of the Moon is Illuminated
Oct 17
Waxing Gibbous
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New
Nov 9
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 61.0 °F 37.9 °F 42% 30.06 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 60.1 °F 37.9 °F 44% 30.06 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 60.1 °F 37.0 °F 42% 30.06 in 10.0 mi SW 3.5 mph - N/A   Clear
3:56 AM 55.9 °F 35.1 °F 45% 30.05 in 10.0 mi West 3.5 mph - N/A   Clear
4:56 AM 55.0 °F 35.1 °F 47% 30.05 in 10.0 mi Calm Calm - N/A   Clear
5:56 AM 54.0 °F 36.0 °F 51% 30.06 in 10.0 mi SSW 3.5 mph - N/A   Clear
6:56 AM 55.9 °F 39.9 °F 55% 30.06 in 10.0 mi Calm Calm - N/A   Clear
7:56 AM 57.0 °F 42.1 °F 57% 30.07 in 10.0 mi Calm Calm - N/A   Clear
8:56 AM 63.0 °F 51.1 °F 65% 30.09 in 10.0 mi Calm Calm - N/A   Clear
9:56 AM 64.9 °F 52.0 °F 63% 30.09 in 10.0 mi North 5.8 mph - N/A   Clear
10:56 AM 66.0 °F 50.0 °F 56% 30.08 in 10.0 mi NNE 5.8 mph - N/A   Clear
11:56 AM 66.9 °F 50.0 °F 54% 30.07 in 10.0 mi Calm Calm - N/A   Clear
12:56 PM 69.1 °F 50.0 °F 51% 30.05 in 10.0 mi NNE 3.5 mph - N/A   Clear
1:56 PM 70.0 °F 52.0 °F 53% 30.02 in 10.0 mi ENE 3.5 mph - N/A   Clear
2:56 PM 73.0 °F 53.1 °F 49% 30.00 in 10.0 mi NNE 5.8 mph - N/A   Clear
3:56 PM 79.0 °F 52.2 °F 39% 29.99 in 10.0 mi WNW 10.4 mph - N/A   Clear
4:56 PM 79.0 °F 52.0 °F 39% 29.97 in 10.0 mi WNW 11.5 mph - N/A   Clear
5:56 PM 70.0 °F 47.1 °F 44% 29.97 in 10.0 mi WNW 18.4 mph - N/A   Clear
6:56 PM 64.9 °F 45.7 °F 50% 29.98 in 10.0 mi West 15.0 mph - N/A   Clear
7:56 PM 64.9 °F 45.0 °F 48% 29.99 in 10.0 mi West 15.0 mph - N/A   Clear
8:56 PM 61.0 °F 42.1 °F 50% 29.99 in 10.0 mi WNW 8.1 mph - N/A   Clear
9:56 PM 60.1 °F 45.0 °F 57% 29.99 in 10.0 mi NW 11.5 mph - N/A   Clear
10:56 PM 57.9 °F 46.9 °F 67% 30.00 in 10.0 mi WNW 12.7 mph - N/A   Clear
11:56 PM 57.0 °F 48.0 °F 72% 30.00 in 10.0 mi WNW 17.3 mph - N/A   Partly Cloudy