San Francisco, CA

7:07 AM PDT on May 30, 2017 (GMT -0700)
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Weather History for KSFO - March, 2013

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Tuesday, March 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 55 °F  
Max Temperature 67 °F 62 °F 77 °F (2007)
Min Temperature 47 °F 48 °F 35 °F (1954)
Degree Days  
Heating Degree Days 8 10  
Month to date heating degree days 140 127  
Since 1 July heating degree days 2024 1933  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 77    
Maximum Humidity 93    
Minimum Humidity 60    
Precipitation  
Precipitation 0.00 in 0.11 in 1.46 in (1971)
Month to date precipitation 0.28 1.37  
Year to date precipitation 1.15 9.62  
Since 1 July precipitation 12.15  
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 26 mph    
Max Gust Speed 31 mph    
Visibility 8 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 12, 2013 Rise Set
Actual Time 7:24 AM PDT 7:14 PM PDT
Civil Twilight 6:58 AM PDT 7:40 PM PDT
Nautical Twilight 6:28 AM PDT 8:10 PM PDT
Astronomical Twilight 5:57 AM PDT 8:41 PM PDT
Moon 7:35 AM PDT (3/12) 8:32 PM PDT (3/12)
Length of Visible Light 12h 41m
Length of Day
11h 49m
New Moon, 1% of the Moon is Illuminated
Mar 12
New Moon
Mar 19
First Quarter
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 50.0 °F 46.0 °F 86% 30.14 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
1:56 AM 48.9 °F 46.0 °F 90% 30.15 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
2:56 AM 48.9 °F 46.0 °F 90% 30.14 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
3:56 AM 48.9 °F 45.0 °F 86% 30.13 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
4:56 AM 48.0 °F 45.0 °F 89% 30.13 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
5:56 AM 46.9 °F 45.0 °F 93% 30.14 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
6:56 AM 46.9 °F 44.1 °F 90% 30.13 in 9.0 mi WNW 5.8 mph - N/A   Partly Cloudy
7:52 AM 46.4 °F 44.6 °F 93% 30.15 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 46.9 °F 45.0 °F 93% 30.15 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 48.0 °F 45.0 °F 89% 30.17 in 4.0 mi South 5.8 mph - N/A   Overcast
9:54 AM 48.2 °F 46.4 °F 93% 30.17 in 2.5 mi Variable 3.5 mph - N/A   Overcast
9:56 AM 48.9 °F 46.0 °F 90% 30.17 in 3.0 mi Calm Calm - N/A   Overcast
10:56 AM 50.0 °F 46.9 °F 89% 30.17 in 4.0 mi Calm Calm - N/A   Overcast
11:21 AM 51.8 °F 46.4 °F 82% 30.17 in 4.0 mi NE 4.6 mph - N/A   Mostly Cloudy
11:42 AM 51.8 °F 46.4 °F 82% 30.17 in 4.0 mi NNE 5.8 mph - N/A   Haze
11:56 AM 52.0 °F 46.9 °F 83% 30.17 in 4.0 mi NNE 4.6 mph - N/A   Haze
12:56 PM 54.0 °F 48.0 °F 80% 30.15 in 8.0 mi NE 3.5 mph - N/A   Partly Cloudy
1:56 PM 55.9 °F 48.9 °F 77% 30.12 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
2:56 PM 64.9 °F 50.0 °F 58% 30.10 in 9.0 mi WNW 6.9 mph - N/A   Scattered Clouds
3:51 PM 60.8 °F 48.2 °F 63% 30.09 in 10.0 mi WNW 13.8 mph - N/A   Scattered Clouds
3:56 PM 60.1 °F 48.0 °F 64% 30.09 in 10.0 mi WNW 17.3 mph - N/A   Scattered Clouds
4:56 PM 57.0 °F 46.9 °F 69% 30.09 in 10.0 mi WNW 24.2 mph 31.1 mph N/A   Scattered Clouds
5:56 PM 57.0 °F 46.0 °F 67% 30.08 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
6:56 PM 57.0 °F 46.0 °F 67% 30.09 in 10.0 mi West 16.1 mph - N/A   Scattered Clouds
7:56 PM 51.1 °F 46.0 °F 83% 30.10 in 10.0 mi WNW 20.7 mph - N/A Fog Scattered Clouds
8:56 PM 48.9 °F 46.0 °F 90% 30.12 in 10.0 mi West 23.0 mph - N/A Fog Scattered Clouds
9:56 PM 48.9 °F 46.0 °F 90% 30.13 in 10.0 mi WNW 11.5 mph - N/A Fog Scattered Clouds
10:56 PM 48.9 °F 46.0 °F 90% 30.14 in 10.0 mi West 9.2 mph - N/A Fog Scattered Clouds
11:56 PM 48.0 °F 45.0 °F 89% 30.14 in 10.0 mi WNW 8.1 mph - N/A Fog Partly Cloudy