San Francisco, CA

2:28 PM PST on December 05, 2019 (GMT -0800)
San Francisco International

Weather History for KSFO - May, 2019

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Wednesday, May 22, 2019

  Actual Average Record
Temperature  
Mean Temperature 60 °F 60 °F  
Max Temperature 67 °F 68 °F 83 °F (1954)
Min Temperature 52 °F 52 °F 44 °F (1952)
Degree Days  
Heating Degree Days 5 5  
Month to date heating degree days 143 136  
Since 1 July heating degree days 2262 2504  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 6  
Growing Degree Days 9 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 73    
Maximum Humidity 89    
Minimum Humidity 56    
Precipitation  
Precipitation 0.00 in 0.02 in 0.20 in (1958)
Month to date precipitation 2.00 0.38  
Year to date precipitation 18.43 12.88  
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 16 mph (West)    
Max Wind Speed 25 mph    
Max Gust Speed 32 mph    
Visibility 9 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. 22, 2019 Rise Set
Actual Time 5:54 AM PDT 8:17 PM PDT
Civil Twilight 5:24 AM PDT 8:47 PM PDT
Nautical Twilight 4:48 AM PDT 9:24 PM PDT
Astronomical Twilight 4:07 AM PDT 10:05 PM PDT
Moon No Moon Rise 9:08 AM PDT (5/22)
Length of Visible Light 15h 22m
Length of Day
14h 23m
Waning Gibbous, 84% of the Moon is Illuminated
May 22
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
12:56 AM 54.0 °F 48.9 °F 83% 29.85 in 8.0 mi West 16.1 mph 27.6 mph N/A   Overcast
1:56 AM 54.0 °F 48.9 °F 83% 29.83 in 8.0 mi West 20.7 mph - N/A   Mostly Cloudy
2:30 AM 55.0 °F 48.9 °F 80% 29.83 in 9.0 mi WNW 23.0 mph 28.8 mph N/A   Mostly Cloudy
2:56 AM 55.0 °F 48.9 °F 80% 29.82 in 8.0 mi West 19.6 mph - N/A   Mostly Cloudy
3:53 AM 53.6 °F 48.2 °F 82% 29.82 in 8.0 mi WNW 16.1 mph 24.2 mph N/A   Scattered Clouds
3:56 AM 54.0 °F 48.9 °F 83% 29.82 in 8.0 mi WNW 17.3 mph 24.2 mph N/A   Scattered Clouds
4:56 AM 53.1 °F 48.9 °F 86% 29.82 in 8.0 mi WNW 13.8 mph - N/A   Scattered Clouds
5:56 AM 52.0 °F 48.0 °F 86% 29.82 in 7.0 mi West 8.1 mph - N/A   Scattered Clouds
6:56 AM 52.0 °F 48.0 °F 86% 29.83 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
7:56 AM 55.9 °F 46.9 °F 72% 29.85 in 10.0 mi NNW 9.2 mph - N/A   Partly Cloudy
8:56 AM 57.9 °F 48.0 °F 70% 29.85 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
9:56 AM 60.1 °F 48.9 °F 67% 29.84 in 10.0 mi NNE 6.9 mph - N/A   Partly Cloudy
10:56 AM 64.0 °F 50.0 °F 60% 29.84 in 10.0 mi NNW 5.8 mph - N/A   Scattered Clouds
11:56 AM 64.9 °F 48.9 °F 56% 29.84 in 10.0 mi West 12.7 mph - N/A   Partly Cloudy
12:56 PM 64.9 °F 48.0 °F 54% 29.84 in 10.0 mi West 13.8 mph 21.9 mph N/A   Partly Cloudy
1:56 PM 64.9 °F 48.0 °F 54% 29.84 in 10.0 mi WSW 17.3 mph - N/A   Mostly Cloudy
2:56 PM 66.0 °F 51.1 °F 59% 29.83 in 10.0 mi West 21.9 mph - N/A   Mostly Cloudy
3:56 PM 64.9 °F 51.1 °F 61% 29.82 in 10.0 mi West 20.7 mph - N/A   Mostly Cloudy
4:56 PM 62.1 °F 51.1 °F 67% 29.80 in 10.0 mi West 20.7 mph - N/A   Mostly Cloudy
5:56 PM 64.0 °F 52.0 °F 65% 29.79 in 10.0 mi West 23.0 mph 26.5 mph N/A   Mostly Cloudy
6:56 PM 61.0 °F 52.0 °F 72% 29.79 in 10.0 mi West 18.4 mph - N/A   Mostly Cloudy
7:56 PM 59.0 °F 51.1 °F 75% 29.80 in 10.0 mi West 18.4 mph - N/A   Mostly Cloudy
8:56 PM 57.9 °F 51.1 °F 78% 29.80 in 10.0 mi West 21.9 mph 27.6 mph N/A   Mostly Cloudy
9:56 PM 55.9 °F 51.1 °F 84% 29.81 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
10:56 PM 55.0 °F 51.1 °F 86% 29.81 in 9.0 mi West 21.9 mph - N/A   Mostly Cloudy
11:17 PM 55.0 °F 51.1 °F 86% 29.80 in 9.0 mi West 20.7 mph - N/A   Scattered Clouds
11:56 PM 55.0 °F 51.1 °F 86% 29.81 in 9.0 mi West 20.7 mph 24.2 mph N/A   Partly Cloudy