San Francisco, CA

10:06 PM PST on January 17, 2017 (GMT -0800)
San Francisco International

Weather History for KSFO - April, 2013

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Saturday, April 6, 2013

  Actual Average Record
Temperature  
Mean Temperature 58 °F 56 °F  
Max Temperature 62 °F 64 °F 89 °F (1989)
Min Temperature 53 °F 48 °F 38 °F (1975)
Degree Days  
Heating Degree Days 7 9  
Month to date heating degree days 41 54  
Since 1 July heating degree days 2240 2174  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 1  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 78    
Maximum Humidity 89    
Minimum Humidity 67    
Precipitation  
Precipitation 0.01 in 0.06 in 1.46 in (1967)
Month to date precipitation 0.46 0.36  
Year to date precipitation 1.82 11.57  
Since 1 July precipitation 12.82  
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 9 miles    
Events Fog , Rain    
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

Apr. 06, 2013 Rise Set
Actual Time 6:46 AM PDT 7:37 PM PDT
Civil Twilight 6:20 AM PDT 8:03 PM PDT
Nautical Twilight 5:48 AM PDT 8:35 PM PDT
Astronomical Twilight 5:16 AM PDT 9:07 PM PDT
Moon 4:29 AM PDT (4/6) 4:15 PM PDT (4/6)
Length of Visible Light 13h 43m
Length of Day
12h 50m
Waning Crescent, 14% of the Moon is Illuminated
Apr 6
Waning Crescent
Apr 10
New
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:07 AM 55.4 °F 48.2 °F 77% 30.19 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
12:47 AM 55.4 °F 48.2 °F 77% 30.19 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:56 AM 55.0 °F 50.0 °F 83% 30.19 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
1:56 AM 55.0 °F 51.1 °F 86% 30.19 in 5.0 mi SW 5.8 mph - N/A   Overcast
2:03 AM 55.4 °F 51.8 °F 88% 30.19 in 8.0 mi SW 5.8 mph - N/A   Overcast
2:18 AM 55.4 °F 51.8 °F 88% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
2:35 AM 53.6 °F 51.8 °F 94% 30.18 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
2:56 AM 55.0 °F 51.1 °F 86% 30.18 in 10.0 mi Calm Calm - 0.00 in   Overcast
3:31 AM 55.4 °F 50.0 °F 82% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
3:56 AM 55.0 °F 50.0 °F 83% 30.17 in 10.0 mi SSW 3.5 mph - N/A   Overcast
4:56 AM 54.0 °F 50.0 °F 86% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
5:17 AM 55.4 °F 50.0 °F 82% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
5:56 AM 55.0 °F 48.9 °F 80% 30.17 in 10.0 mi SSW 5.8 mph - N/A   Overcast
6:56 AM 55.0 °F 48.9 °F 80% 30.17 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
7:56 AM 55.9 °F 48.9 °F 77% 30.18 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
8:56 AM 57.0 °F 48.9 °F 74% 30.19 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
9:09 AM 55.4 °F 48.2 °F 77% 30.19 in 4.0 mi SE 5.8 mph - 0.00 in Fog , Rain Light Rain
9:12 AM 55.4 °F 50.0 °F 82% 30.19 in 3.0 mi SSE 5.8 mph - 0.00 in Fog , Rain Light Rain
9:19 AM 55.4 °F 50.0 °F 82% 30.19 in 2.5 mi SSE 4.6 mph - 0.00 in Fog , Rain Light Rain
9:27 AM 55.4 °F 51.8 °F 88% 30.19 in 1.0 mi SE 4.6 mph - 0.00 in Fog , Rain Light Rain
9:46 AM 55.4 °F 51.8 °F 88% 30.19 in 3.0 mi SE 4.6 mph - 0.01 in Fog Overcast
9:56 AM 55.9 °F 52.0 °F 87% 30.19 in 8.0 mi SSE 6.9 mph - 0.01 in Fog Overcast
10:56 AM 57.0 °F 53.1 °F 87% 30.19 in 8.0 mi Variable 4.6 mph - 0.00 in   Overcast
11:56 AM 60.1 °F 52.0 °F 75% 30.21 in 10.0 mi WSW 11.5 mph - N/A   Overcast
12:28 PM 60.8 °F 51.8 °F 72% 30.20 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
12:56 PM 61.0 °F 52.0 °F 72% 30.20 in 10.0 mi West 11.5 mph 18.4 mph N/A   Mostly Cloudy
1:35 PM 62.6 °F 51.8 °F 68% 30.19 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
1:56 PM 62.1 °F 52.0 °F 70% 30.19 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
2:56 PM 59.0 °F 51.1 °F 75% 30.19 in 10.0 mi West 11.5 mph - N/A   Overcast
3:56 PM 61.0 °F 50.0 °F 67% 30.18 in 10.0 mi WSW 9.2 mph 17.3 mph N/A   Mostly Cloudy
4:56 PM 59.0 °F 48.9 °F 69% 30.17 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
5:44 PM 57.2 °F 48.2 °F 72% 30.16 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
5:56 PM 57.9 °F 48.9 °F 72% 30.16 in 10.0 mi West 13.8 mph - N/A   Overcast
6:56 PM 55.9 °F 48.0 °F 75% 30.16 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
7:56 PM 55.0 °F 48.0 °F 77% 30.17 in 10.0 mi West 12.7 mph 18.4 mph N/A   Mostly Cloudy
8:39 PM 55.4 °F 48.2 °F 77% 30.17 in 10.0 mi WSW 13.8 mph - N/A   Overcast
8:56 PM 55.0 °F 48.0 °F 77% 30.17 in 10.0 mi West 8.1 mph - N/A   Overcast
9:56 PM 54.0 °F 48.0 °F 80% 30.18 in 10.0 mi WSW 5.8 mph - N/A   Overcast
10:56 PM 54.0 °F 46.9 °F 77% 30.19 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
11:56 PM 54.0 °F 46.9 °F 77% 30.19 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy