


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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110 CDUS46 KSTO 220032 CLIVCB CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 532 PM PDT SUN SEP 21 2025 ................................... ...THE VACAVILLE CLIMATE SUMMARY FOR SEPTEMBER 21 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1998 TO 2025 WEATHER ITEM OBSERVED LAST VALUE YEAR .................................. TEMPERATURE (F) TODAY MAXIMUM 91 91 MINIMUM 58 56 AVERAGE 75 PRECIPITATION (IN) TODAY 0.00 0.00 MONTH TO DATE T 0.00 SINCE OCT 1 21.32 22.55 SINCE JAN 1 10.98 16.22 DEGREE DAYS HEATING TODAY 0 0 MONTH TO DATE 0 3 SINCE JUL 1 0 3 COOLING TODAY 10 9 MONTH TO DATE 200 191 SINCE JAN 1 1296 1592 .................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED 1.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 500 AM LOWEST 33 300 PM AVERAGE 58 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$