San Francisco, CA

1:26 PM PST on December 12, 2019 (GMT -0800)
San Francisco International

Weather History for KSFO - May, 2019

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Wednesday, May 29, 2019

  Actual Average Record
Temperature  
Mean Temperature 60 °F 61 °F  
Max Temperature 68 °F 69 °F 94 °F (1975)
Min Temperature 52 °F 53 °F 45 °F (1951)
Degree Days  
Heating Degree Days 5 5  
Month to date heating degree days 180 171  
Since 1 July heating degree days 2299 2539  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 6  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 74    
Maximum Humidity 89    
Minimum Humidity 58    
Precipitation  
Precipitation 0.00 in 0.01 in 0.16 in (1998)
Month to date precipitation 2.00 0.45  
Year to date precipitation 18.43 12.95  
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 12 mph (West)    
Max Wind Speed 33 mph    
Max Gust Speed 39 mph    
Visibility 8 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

May. 29, 2019 Rise Set
Actual Time 5:50 AM PDT 8:23 PM PDT
Civil Twilight 5:20 AM PDT 8:53 PM PDT
Nautical Twilight 4:42 AM PDT 9:31 PM PDT
Astronomical Twilight 4:01 AM PDT 10:13 PM PDT
Moon 3:24 AM PDT (5/29) 3:43 PM PDT (5/29)
Length of Visible Light 15h 33m
Length of Day
14h 32m
Waning Crescent, 22% of the Moon is Illuminated
May 29
Waning Crescent
Jun 3
New
Jun 9
First Quarter
Jun 17
Full
Jun 25
Last 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 55.0 °F 48.9 °F 80% 29.94 in 6.0 mi WSW 4.6 mph - N/A   Haze
1:56 AM 54.0 °F 48.9 °F 83% 29.93 in 6.0 mi WNW 5.8 mph - N/A   Haze
2:56 AM 54.0 °F 48.9 °F 83% 29.92 in 6.0 mi WNW 8.1 mph - N/A   Haze
3:56 AM 54.0 °F 48.9 °F 83% 29.91 in 6.0 mi Calm Calm - N/A   Haze
4:56 AM 54.0 °F 48.0 °F 80% 29.91 in 6.0 mi SW 4.6 mph - N/A   Haze
5:56 AM 54.0 °F 48.0 °F 80% 29.91 in 7.0 mi SW 5.8 mph - N/A   Partly Cloudy
6:56 AM 55.0 °F 48.0 °F 77% 29.91 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 55.0 °F 48.9 °F 80% 29.92 in 8.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
8:03 AM 55.9 °F 50.0 °F 80% 29.91 in 8.0 mi NW 4.6 mph - N/A   Mostly Cloudy
8:56 AM 59.0 °F 51.1 °F 75% 29.92 in 8.0 mi NE 3.5 mph - N/A   Mostly Cloudy
9:56 AM 61.0 °F 51.1 °F 70% 29.91 in 9.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
10:56 AM 64.9 °F 52.0 °F 63% 29.91 in 9.0 mi North 8.1 mph - N/A   Mostly Cloudy
11:56 AM 66.9 °F 51.1 °F 57% 29.90 in 9.0 mi WNW 11.5 mph - N/A   Partly Cloudy
12:56 PM 66.0 °F 51.1 °F 59% 29.90 in 9.0 mi West 19.6 mph - N/A   Partly Cloudy
1:56 PM 64.0 °F 51.1 °F 63% 29.88 in 9.0 mi West 23.0 mph - N/A   Partly Cloudy
2:56 PM 66.0 °F 51.1 °F 59% 29.88 in 10.0 mi West 19.6 mph - N/A   Scattered Clouds
3:56 PM 63.0 °F 50.0 °F 63% 29.87 in 10.0 mi West 24.2 mph - N/A   Scattered Clouds
4:56 PM 61.0 °F 50.0 °F 67% 29.87 in 10.0 mi West 27.6 mph 34.5 mph N/A   Partly Cloudy
5:56 PM 57.9 °F 48.9 °F 72% 29.87 in 10.0 mi West 24.2 mph 28.8 mph N/A   Scattered Clouds
6:15 PM 55.9 °F 48.9 °F 77% 29.87 in 10.0 mi WSW 28.8 mph 35.7 mph N/A   Mostly Cloudy
6:56 PM 55.9 °F 48.9 °F 77% 29.88 in 10.0 mi West 19.6 mph 31.1 mph N/A   Mostly Cloudy
7:56 PM 54.0 °F 48.9 °F 83% 29.90 in 10.0 mi West 19.6 mph 29.9 mph N/A   Mostly Cloudy
8:15 PM 55.0 °F 48.9 °F 80% 29.90 in 9.0 mi WSW 17.3 mph 27.6 mph N/A   Mostly Cloudy
8:56 PM 53.1 °F 48.9 °F 86% 29.91 in 9.0 mi West 10.4 mph 24.2 mph N/A   Mostly Cloudy
9:56 PM 53.1 °F 48.9 °F 86% 29.93 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
10:56 PM 53.1 °F 50.0 °F 89% 29.93 in 8.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
11:56 PM 53.1 °F 48.9 °F 86% 29.93 in 8.0 mi WSW 17.3 mph 21.9 mph N/A   Mostly Cloudy