San Francisco, CA

11:47 AM PST on January 23, 2017 (GMT -0800)
San Francisco International

Weather History for KSFO - February, 2013

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Tuesday, February 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 51 °F 52 °F  
Max Temperature 55 °F 58 °F 73 °F (2011)
Min Temperature 47 °F 46 °F 31 °F (1989)
Degree Days  
Heating Degree Days 14 13  
Month to date heating degree days 67 65  
Since 1 July heating degree days 1562 1532  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 76    
Maximum Humidity 86    
Minimum Humidity 66    
Precipitation  
Precipitation 0.00 in 0.16 in 1.26 in (1969)
Month to date precipitation 0.00 0.75  
Year to date precipitation 0.20 4.94  
Since 1 July precipitation 11.20  
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 13 mph (West)    
Max Wind Speed 24 mph    
Max Gust Speed 29 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

Feb. 05, 2013 Rise Set
Actual Time 7:09 AM PST 5:38 PM PST
Civil Twilight 6:41 AM PST 6:05 PM PST
Nautical Twilight 6:10 AM PST 6:36 PM PST
Astronomical Twilight 5:40 AM PST 7:07 PM PST
Moon 2:54 AM PST (2/5) 1:03 PM PST (2/5)
Length of Visible Light 11h 23m
Length of Day
10h 29m
Waning Crescent, 25% of the Moon is Illuminated
Feb 5
Waning Crescent
Feb 9
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 48.0 °F 42.1 °F 80% 30.12 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
1:56 AM 48.9 °F 42.1 °F 77% 30.12 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
2:56 AM 48.9 °F 41.0 °F 74% 30.11 in 10.0 mi WNW 6.9 mph - N/A   Overcast
3:56 AM 48.9 °F 41.0 °F 74% 30.10 in 10.0 mi West 6.9 mph - N/A   Overcast
4:56 AM 48.0 °F 39.9 °F 74% 30.10 in 10.0 mi WNW 6.9 mph - N/A   Overcast
5:56 AM 48.0 °F 39.9 °F 74% 30.10 in 10.0 mi West 11.5 mph - N/A   Overcast
6:56 AM 48.0 °F 37.9 °F 68% 30.11 in 10.0 mi West 12.7 mph - N/A   Overcast
7:56 AM 48.9 °F 39.9 °F 71% 30.12 in 10.0 mi West 11.5 mph - N/A   Overcast
8:56 AM 50.0 °F 41.0 °F 71% 30.13 in 10.0 mi West 9.2 mph - N/A   Overcast
9:56 AM 52.0 °F 43.0 °F 71% 30.13 in 10.0 mi West 11.5 mph - N/A   Overcast
10:56 AM 53.1 °F 44.1 °F 71% 30.14 in 10.0 mi West 10.4 mph - N/A   Overcast
11:56 AM 53.1 °F 44.1 °F 71% 30.13 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
12:56 PM 53.1 °F 43.0 °F 69% 30.11 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
1:56 PM 53.1 °F 44.1 °F 71% 30.10 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
2:44 PM 53.6 °F 44.6 °F 72% 30.10 in 10.0 mi West 19.6 mph 24.2 mph N/A   Mostly Cloudy
2:56 PM 53.1 °F 45.0 °F 74% 30.11 in 10.0 mi West 18.4 mph 26.5 mph N/A   Mostly Cloudy
3:56 PM 53.1 °F 45.0 °F 74% 30.11 in 10.0 mi West 17.3 mph - N/A   Mostly Cloudy
4:24 PM 53.6 °F 46.4 °F 77% 30.10 in 10.0 mi West 15.0 mph 20.7 mph N/A   Mostly Cloudy
4:56 PM 53.1 °F 46.0 °F 77% 30.11 in 10.0 mi West 9.2 mph 17.3 mph N/A   Mostly Cloudy
5:56 PM 51.8 °F 46.4 °F 82% 30.11 in 10.0 mi West 19.6 mph - N/A   Scattered Clouds
6:56 PM 51.1 °F 46.0 °F 83% 30.12 in 10.0 mi West 20.7 mph - N/A   Scattered Clouds
7:56 PM 48.9 °F 44.1 °F 83% 30.13 in 10.0 mi West 13.8 mph - N/A   Partly Cloudy
8:56 PM 50.0 °F 44.1 °F 80% 30.15 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
9:56 PM 50.0 °F 44.1 °F 80% 30.15 in 10.0 mi West 21.9 mph - N/A   Partly Cloudy
10:56 PM 48.9 °F 44.1 °F 83% 30.16 in 10.0 mi West 17.3 mph 24.2 mph N/A   Partly Cloudy