CDUS46 KMTR 280831 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 131 AM PDT MON APR 28 2025 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 27 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 62 2:40 PM 91 2004 70 -8 68 MINIMUM 46 11:58 PM 34 2021 45 1 39 AVERAGE 54 57 -3 54 PRECIPITATION (IN) YESTERDAY 0.02 0.00 MONTH TO DATE 0.26 0.96 SINCE OCT 1 15.88 19.19 SINCE JAN 1 7.90 13.15 DEGREE DAYS HEATING YESTERDAY 11 11 MONTH TO DATE 247 238 SINCE MAR 1 648 609 SINCE JUL 1 2503 2257 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE MAR 1 2 0 SINCE JAN 1 2 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 4.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 93 4:00 AM LOWEST 67 5:00 PM AVERAGE 80 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 84 2021 MINIMUM TEMPERATURE (F) 45 32 1999 SUNRISE AND SUNSET APRIL 28 2025.........SUNRISE 6:16 AM PDT SUNSET 7:58 PM PDT APRIL 29 2025.........SUNRISE 6:14 AM PDT SUNSET 7:59 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$