732  
CDUS46 KMTR 200836  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
136 AM PDT SUN JUL 20 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR JULY 19 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 1:43 PM 86 2015 66 -4 75  
MINIMUM 54 11:43 PM 49 1894 55 -1 54  
AVERAGE 58 60 -2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 1932 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE OCT 1 19.77 22.73 -2.96 25.71  
SINCE JAN 1 9.57 14.43 -4.86 19.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 5 2 0  
MONTH TO DATE 107 95 12 46  
SINCE JUN 1 320 264 56 201  
SINCE JUL 1 107 95 12 46  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 11  
SINCE JUN 1 0 12 -12 12  
SINCE JAN 1 6 27 -21 18    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 89 1996  
MINIMUM TEMPERATURE (F) 55 48 1894  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 6:04 AM PDT SUNSET 8:28 PM PDT  
JULY 21 2025..........SUNRISE 6:05 AM PDT SUNSET 8:27 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page