066
CDUS46 KSTO 180853
CLIMOD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO
153 AM PDT THU SEP 18 2025
...............................
..THE MODESTO CA CLIMATE SUMMARY FOR SEPTEMBER 17 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 98 240 PM 102 1984 89 9 80
MINIMUM 68 511 AM 46 1959 59 9 54
AVERAGE 83 74 9 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.74 1950 0.01 -0.01 0.00
MONTH TO DATE T 0.02 -0.02 0.00
SINCE OCT 1 8.79 12.23 -3.44 17.52
SINCE JAN 1 5.15 8.40 -3.25 13.77
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 0 0 0 1
SINCE JUL 1 0 0 0 1
COOLING
YESTERDAY 18 9 9 2
MONTH TO DATE 198 174 24 218
SINCE SEP 1 198 174 24 218
SINCE JAN 1 1550 1451 99 1865
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 200 AM
LOWEST 21 300 PM
AVERAGE 38
......................................................
THE MODESTO CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 102 1984
MINIMUM TEMPERATURE (F) 58 44 1965
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 649 AM PDT SUNSET 706 PM PDT
SEPTEMBER 19 2025.....SUNRISE 649 AM PDT SUNSET 705 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