091  
CDUS46 KMTR 230826  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT TUE MAY 23 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR MAY 22 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 12:43 PM 85 1943 64 2 67  
MINIMUM 52 5:43 AM 44 1909 52 0 50  
AVERAGE 59 58 1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 1958 0.02 -0.02 0.00  
MONTH TO DATE 1.21 0.54 0.67 0.02  
SINCE OCT 1 33.75 22.36 11.39 18.46  
SINCE JAN 1 20.79 14.06 6.73 2.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 7 -1 6  
MONTH TO DATE 190 171 19 181  
SINCE MAR 1 923 733 190 775  
SINCE JUL 1 2852 2551 301 2479  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 7 -7 7  
SINCE JAN 1 0 7 -7 8    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 91 1943  
MINIMUM TEMPERATURE (F) 52 47 1903  
 
SUNRISE AND SUNSET  
MAY 23 2023...........SUNRISE 5:54 AM PDT SUNSET 8:19 PM PDT  
MAY 24 2023...........SUNRISE 5:53 AM PDT SUNSET 8:20 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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