108  
CDUS46 KSTO 220032  
CLISCK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
532 PM PDT SUN SEP 21 2025  
   
...............................
 
 
   
..THE STOCKTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 21 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 93 MM 102 2015 89 4 90  
MINIMUM 60 MM 46 1893 57 3 57  
AVERAGE 77 73 4 74  
 
PRECIPITATION (IN)  
TODAY 0.00 0.27 2013 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.03 -0.03 T  
SINCE OCT 1 11.17 13.40 -2.23 14.40  
SINCE JAN 1 6.94 8.90 -1.96 10.96  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 12 8 4 9  
MONTH TO DATE 230 208 22 229  
SINCE SEP 1 230 208 22 229  
SINCE JAN 1 1425 1423 2 1730    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 500 AM  
LOWEST 31 400 PM  
AVERAGE 58  
   
......................................................
 
 
THE STOCKTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 102 1949  
2003  
MINIMUM TEMPERATURE (F) 57 43 1895  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 652 AM PDT SUNSET 703 PM PDT  
SEPTEMBER 22 2025.....SUNRISE 653 AM PDT SUNSET 701 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