


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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521 CDUS46 KMTR 120826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT WED MAR 12 2025 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MARCH 11 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 2:28 PM 82 2005 64 -2 60 MINIMUM 36 6:16 AM 31 2009 42 -6 43 AVERAGE 49 53 -4 52 PRECIPITATION (IN) YESTERDAY 0.00 0.09 MONTH TO DATE T 1.12 SINCE OCT 1 13.95 16.79 SINCE JAN 1 5.97 10.75 DEGREE DAYS HEATING YESTERDAY 16 13 MONTH TO DATE 160 157 SINCE MAR 1 160 157 SINCE JUL 1 2015 1805 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE MAR 1 0 0 SINCE JAN 1 0 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 8.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 2:00 AM LOWEST 32 12:00 PM AVERAGE 59 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 79 2007 MINIMUM TEMPERATURE (F) 42 31 2021 SUNRISE AND SUNSET MARCH 12 2025.........SUNRISE 7:24 AM PDT SUNSET 7:14 PM PDT MARCH 13 2025.........SUNRISE 7:23 AM PDT SUNSET 7:15 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$