CDUS46 KSTO 210850 CLIVCB CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 150 AM PDT MON SEP 21 2026 ................................... ...THE VACAVILLE CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1998 TO 2026 WEATHER ITEM OBSERVED LAST VALUE YEAR .................................. TEMPERATURE (F) YESTERDAY MAXIMUM 82 89 MINIMUM 58 60 AVERAGE 70 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 T SINCE OCT 1 20.20 21.32 SINCE JAN 1 10.10 10.98 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE JUL 1 0 0 COOLING YESTERDAY 5 10 MONTH TO DATE 135 190 SINCE JAN 1 1370 1286 .................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 5.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 77 500 AM LOWEST 39 200 PM AVERAGE 58 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$