San Francisco, CA

9:31 PM PST on December 08, 2019 (GMT -0800)
San Francisco International

Weather History for KSFO - May, 2019

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Friday, May 24, 2019

  Actual Average Record
Temperature  
Mean Temperature 62 °F 60 °F  
Max Temperature 71 °F 68 °F 91 °F (1982)
Min Temperature 53 °F 52 °F 45 °F (1953)
Degree Days  
Heating Degree Days 3 5  
Month to date heating degree days 149 146  
Since 1 July heating degree days 2268 2514  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 6  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 74    
Maximum Humidity 89    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.01 in 0.14 in (1960)
Month to date precipitation 2.00 0.40  
Year to date precipitation 18.43 12.90  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 10 mph (WSW)    
Max Wind Speed 23 mph    
Max Gust Speed 27 mph    
Visibility 10 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. 24, 2019 Rise Set
Actual Time 5:53 AM PDT 8:19 PM PDT
Civil Twilight 5:23 AM PDT 8:49 PM PDT
Nautical Twilight 4:46 AM PDT 9:26 PM PDT
Astronomical Twilight 4:05 AM PDT 10:07 PM PDT
Moon 12:48 AM PDT (5/24) 10:59 AM PDT (5/24)
Length of Visible Light 15h 26m
Length of Day
14h 25m
Waning Gibbous, 68% of the Moon is Illuminated
May 24
Waning Gibbous
May 26
Last Quarter
Jun 3
New
Jun 9
First Quarter
Jun 17
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:33 AM 55.9 °F 48.9 °F 77% 29.99 in 9.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
12:54 AM 55.4 °F 48.2 °F 77% 30.00 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
12:56 AM 55.0 °F 48.9 °F 80% 30.00 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
1:56 AM 55.0 °F 48.0 °F 77% 30.00 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
2:56 AM 55.0 °F 48.9 °F 80% 30.01 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
3:56 AM 55.0 °F 48.0 °F 77% 30.00 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
4:56 AM 55.0 °F 48.0 °F 77% 30.01 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
5:56 AM 55.0 °F 48.0 °F 77% 30.01 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
6:56 AM 55.0 °F 48.0 °F 77% 30.02 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
7:56 AM 59.0 °F 50.0 °F 72% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 AM 61.0 °F 51.1 °F 70% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:56 AM 63.0 °F 51.1 °F 65% 30.03 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:56 AM 64.0 °F 53.1 °F 67% 30.03 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
11:56 AM 64.0 °F 52.0 °F 65% 30.04 in 10.0 mi WNW 19.6 mph - N/A   Scattered Clouds
12:56 PM 64.9 °F 52.0 °F 63% 30.02 in 10.0 mi West 12.7 mph 23.0 mph N/A   Partly Cloudy
1:56 PM 66.0 °F 53.1 °F 63% 29.99 in 10.0 mi NNW 11.5 mph - N/A   Partly Cloudy
2:56 PM 66.9 °F 54.0 °F 63% 29.97 in 10.0 mi WNW 13.8 mph - N/A   Scattered Clouds
3:46 PM 66.9 °F 53.1 °F 61% 29.95 in 10.0 mi West 16.1 mph - N/A   Scattered Clouds
3:56 PM 68.0 °F 53.1 °F 59% 29.96 in 10.0 mi West 16.1 mph - N/A   Scattered Clouds
4:56 PM 64.9 °F 52.0 °F 63% 29.94 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
5:56 PM 61.0 °F 51.1 °F 70% 29.94 in 9.0 mi West 18.4 mph 25.3 mph N/A   Mostly Cloudy
6:56 PM 57.9 °F 50.0 °F 75% 29.94 in 10.0 mi WSW 13.8 mph - N/A   Mostly Cloudy
7:56 PM 55.0 °F 50.0 °F 83% 29.95 in 10.0 mi WSW 10.4 mph - N/A   Scattered Clouds
8:09 PM 55.0 °F 51.1 °F 86% 29.95 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
8:56 PM 55.0 °F 51.1 °F 86% 29.94 in 10.0 mi West 16.1 mph - N/A   Mostly Cloudy
9:56 PM 55.9 °F 51.1 °F 84% 29.96 in 10.0 mi WSW 11.5 mph - N/A   Mostly Cloudy
10:56 PM 54.0 °F 50.0 °F 86% 29.95 in 9.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
11:53 PM 53.6 °F 48.2 °F 82% 29.93 in 8.0 mi West 12.7 mph - N/A   Mostly Cloudy
11:56 PM 54.0 °F 48.0 °F 80% 29.93 in 8.0 mi West 13.8 mph - N/A   Mostly Cloudy