Climatological Report (Daily)
Issued by NWS
Issued by NWS
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773 CDUS46 KMTR 110833 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 133 AM PDT WED SEP 11 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 73 2:34 PM 96 2017 81 -8 80 MINIMUM 52 11:30 PM 40 2005 52 0 50 AVERAGE 63 66 -3 65 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.01 SINCE OCT 1 19.88 29.52 SINCE JAN 1 13.84 21.10 DEGREE DAYS HEATING YESTERDAY 2 0 MONTH TO DATE 2 0 SINCE SEP 1 2 0 SINCE JUL 1 15 8 COOLING YESTERDAY 0 0 MONTH TO DATE 31 23 SINCE SEP 1 31 23 SINCE JAN 1 332 296 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 10.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 2:00 AM LOWEST 57 4:00 PM AVERAGE 75 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 98 2017 MINIMUM TEMPERATURE (F) 52 40 2005 SUNRISE AND SUNSET SEPTEMBER 11 2024.....SUNRISE 6:48 AM PDT SUNSET 7:22 PM PDT SEPTEMBER 12 2024.....SUNRISE 6:49 AM PDT SUNSET 7:21 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$