611  
CDUS46 KMTR 270029  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT WED APR 26 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 26 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 77 2:49 PM 90 2004 67 10 62  
MINIMUM 50 5:56 AM 42 1950 50 0 50  
1955  
AVERAGE 64 58 6 56  
 
PRECIPITATION (IN)  
TODAY 0.00 0.94 1978 0.02 -0.02 0.00  
MONTH TO DATE 0.10 1.27 -1.17 0.97  
SINCE OCT 1 30.66 18.82 11.84 18.12  
SINCE JAN 1 19.41 11.85 7.56 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 1 7 -6 9  
MONTH TO DATE 233 206 27 191  
SINCE MAR 1 624 502 122 476  
SINCE JUL 1 2332 2181 151 1942  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 9  
SINCE MAR 1 0 1 -1 11  
SINCE JAN 1 0 1 -1 11    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 41 4:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 2004  
MINIMUM TEMPERATURE (F) 50 36 1955  
 
SUNRISE AND SUNSET  
APRIL 26 2023.........SUNRISE 6:20 AM PDT SUNSET 7:55 PM PDT  
APRIL 27 2023.........SUNRISE 6:19 AM PDT SUNSET 7:56 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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