Climatological Report (Daily)
Issued by NWS
Issued by NWS
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163
CDUS46 KSTO 100030
CLIMOD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO
530 PM PDT TUE SEP 09 2025
...................................
...THE MODESTO CA CLIMATE SUMMARY FOR SEPTEMBER 9 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 81 MM 105 1944 91 -10 101
MINIMUM 64 MM 44 1931 60 4 65
AVERAGE 73 75 -2 83
PRECIPITATION (IN)
TODAY 0.00 0.12 1978 0.01 -0.01 0.00
MONTH TO DATE T 0.01 -0.01 0.00
SINCE OCT 1 8.79 12.22 -3.43 17.52
SINCE JAN 1 5.15 8.39 -3.24 13.77
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 8 10 -2 18
MONTH TO DATE 114 97 17 164
SINCE SEP 1 114 97 17 164
SINCE JAN 1 1466 1374 92 1811
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 600 AM
LOWEST 41 100 PM
AVERAGE 63
..........................................................
THE MODESTO CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 106 2015
MINIMUM TEMPERATURE (F) 60 44 1931
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 641 AM PDT SUNSET 720 PM PDT
SEPTEMBER 10 2025.....SUNRISE 642 AM PDT SUNSET 719 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$