990  
CDUS46 KMTR 190829  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT SAT APR 19 2025  
   
...............................  
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR APRIL 18 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 58 1:43 PM 83 1914 63 -5 70  
2016  
MINIMUM 50 6:43 AM 42 1880 50 0 51  
AVERAGE 54 56 -2 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1869 0.05 -0.05 0.00  
MONTH TO DATE 0.25 1.17 -0.92 1.12  
SINCE OCT 1 19.57 21.39 -1.82 24.64  
SINCE JAN 1 9.37 13.09 -3.72 17.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 9 2 4  
MONTH TO DATE 154 162 -8 170  
SINCE MAR 1 466 459 7 465  
SINCE JUL 1 2066 2277 -211 1885  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 2 2 0 2  
SINCE JAN 1 2 2 0 2    
...............................................................  
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 83 1992  
MINIMUM TEMPERATURE (F) 50 41 1896  
 
SUNRISE AND SUNSET  
APRIL 19 2025.........SUNRISE 6:29 AM PDT SUNSET 7:50 PM PDT  
APRIL 20 2025.........SUNRISE 6:27 AM PDT SUNSET 7:50 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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