Climatological Report (Daily)
Issued by NWS
Issued by NWS
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044 CDUS46 KMTR 270830 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 130 AM PDT FRI SEP 27 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 26 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 78 3:14 PM 99 2009 79 -1 82 2016 MINIMUM 55 11:53 PM 43 2013 50 5 55 2018 AVERAGE 67 64 3 69 PRECIPITATION (IN) YESTERDAY 0.00 0.04 MONTH TO DATE T 0.05 SINCE OCT 1 19.88 29.56 SINCE JAN 1 13.84 21.14 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 20 19 SINCE SEP 1 20 19 SINCE JUL 1 33 27 COOLING YESTERDAY 2 4 MONTH TO DATE 49 50 SINCE SEP 1 49 50 SINCE JAN 1 350 323 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 4.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 4:00 AM LOWEST 50 3:00 PM AVERAGE 73 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 101 2020 MINIMUM TEMPERATURE (F) 49 45 2005 2018 SUNRISE AND SUNSET SEPTEMBER 27 2024.....SUNRISE 7:02 AM PDT SUNSET 6:57 PM PDT SEPTEMBER 28 2024.....SUNRISE 7:03 AM PDT SUNSET 6:56 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$