


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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366 CDUS46 KSTO 190026 CLIMOD CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 526 PM PDT MON AUG 18 2025 ................................... ...THE MODESTO CA CLIMATE SUMMARY FOR AUGUST 18 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 88 MM 106 2020 93 -5 88 MINIMUM 60 MM 50 1959 62 -2 62 AVERAGE 74 78 -4 75 PRECIPITATION (IN) TODAY 0.00 0.58 1975 0.01 -0.01 0.00 MONTH TO DATE 0.00 0.01 -0.01 T SINCE OCT 1 8.79 12.21 -3.42 17.52 SINCE JAN 1 5.15 8.38 -3.23 13.77 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 5 -5 0 SINCE JUL 1 0 0 0 0 COOLING TODAY 9 13 -4 10 MONTH TO DATE 252 241 11 313 SINCE JUN 1 929 958 -29 1343 SINCE JAN 1 1137 1123 14 1491 ................................................................... WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (340) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 200 AM LOWEST 22 400 PM AVERAGE 50 .......................................................... THE MODESTO CA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 93 106 1950 MINIMUM TEMPERATURE (F) 62 49 1959 SUNRISE AND SUNSET AUGUST 18 2025........SUNRISE 623 AM PDT SUNSET 752 PM PDT AUGUST 19 2025........SUNRISE 623 AM PDT SUNSET 751 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$