721  
CDUS46 KSTO 170854  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
154 AM PDT FRI OCT 17 2025  
   
...............................  
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 16 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1931 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 410 PM 96 1961 79 -11 77  
MINIMUM 50 647 AM 40 1981 52 -2 58  
AVERAGE 59 65 -6 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.13 1984 0.02 -0.02 T  
MONTH TO DATE 1.18 0.19 0.99 T  
SINCE OCT 1 1.18 0.19 0.99 T  
SINCE JAN 1 6.53 8.63 -2.10 13.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 2 4 0  
MONTH TO DATE 29 17 12 0  
SINCE SEP 1 29 21 8 1  
SINCE JUL 1 29 21 8 1  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 33 61 -28 193  
SINCE SEP 1 372 330 42 547  
SINCE JAN 1 1724 1607 117 2194    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 AM  
LOWEST 49 300 PM  
AVERAGE 73  
   
......................................................  
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1959  
MINIMUM TEMPERATURE (F) 51 37 1938  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 714 AM PDT SUNSET 623 PM PDT  
OCTOBER 18 2025.......SUNRISE 715 AM PDT SUNSET 622 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