633
CDUS46 KSTO 210849
CLIMOD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO
149 AM PDT TUE OCT 21 2025
...............................
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 20 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 78 344 PM 90 1964 78 0 85
MINIMUM 54 312 AM 31 1949 50 4 44
AVERAGE 66 64 2 65
PRECIPITATION (IN)
YESTERDAY 0.00 0.24 1944 0.02 -0.02 0.00
MONTH TO DATE 1.18 0.27 0.91 T
SINCE OCT 1 1.18 0.27 0.91 T
SINCE JAN 1 6.53 8.71 -2.18 13.77
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 33 25 8 4
SINCE SEP 1 33 29 4 5
SINCE JUL 1 33 29 4 5
COOLING
YESTERDAY 1 1 0 0
MONTH TO DATE 35 68 -33 194
SINCE SEP 1 374 337 37 548
SINCE JAN 1 1726 1614 112 2195
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 4.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1000 PM
LOWEST 38 100 PM
AVERAGE 63
......................................................
THE MODESTO CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 1991
MINIMUM TEMPERATURE (F) 50 31 1949
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 718 AM PDT SUNSET 618 PM PDT
OCTOBER 22 2025.......SUNRISE 719 AM PDT SUNSET 617 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.
Main Text Page