CDUS46 KSTO 160855 CLIVCB CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 155 AM PDT THU APR 16 2026 ................................... ...THE VACAVILLE CLIMATE SUMMARY FOR APRIL 15 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1998 TO 2026 WEATHER ITEM OBSERVED LAST VALUE YEAR .................................. TEMPERATURE (F) YESTERDAY MAXIMUM 72 73 MINIMUM 46 50 AVERAGE 59 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 1.61 0.17 SINCE OCT 1 18.23 21.16 SINCE JAN 1 8.13 10.82 DEGREE DAYS HEATING YESTERDAY 6 3 MONTH TO DATE 75 75 SINCE JUL 1 1896 2132 COOLING YESTERDAY 0 0 MONTH TO DATE 2 4 SINCE JAN 1 38 6 .................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 8.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 200 AM LOWEST 35 200 PM AVERAGE 61 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$