625  
CDUS46 KMTR 030044  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
544 PM PDT TUE MAY 02 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 2 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 58 3:07 PM 89 2013 67 -9 62  
MINIMUM 50 6:50 AM 42 1950 50 0 51  
1954  
AVERAGE 54 59 -5 57  
 
PRECIPITATION (IN)  
TODAY 0.32 0.42 2003 0.02 0.30 0.00  
MONTH TO DATE 0.33 0.04 0.29 0.00  
SINCE OCT 1 30.99 18.95 12.04 18.12  
SINCE JAN 1 19.74 11.98 7.76 1.84  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 11 7 4 8  
MONTH TO DATE 20 14 6 15  
SINCE MAR 1 667 544 123 526  
SINCE JUL 1 2375 2223 152 1992  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 2 6 -4 11  
SINCE JAN 1 2 6 -4 11    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 64 10:00 AM  
AVERAGE 75  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 2017  
MINIMUM TEMPERATURE (F) 50 39 1950  
 
SUNRISE AND SUNSET  
MAY 2 2023...........SUNRISE 6:13 AM PDT SUNSET 8:01 PM PDT  
MAY 3 2023...........SUNRISE 6:12 AM PDT SUNSET 8:01 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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