Climatological Report (Daily)
Issued by NWS
Issued by NWS
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107 CDUS46 KMTR 220025 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 525 PM PDT SAT SEP 21 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2024... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 73 1:55 PM 102 2003 80 -7 74 MINIMUM 53 6:20 AM 41 2012 50 3 50 2017 AVERAGE 63 65 -2 62 PRECIPITATION (IN) TODAY 0.00 0.00 MONTH TO DATE T 0.01 SINCE OCT 1 19.88 29.52 SINCE JAN 1 13.84 21.10 DEGREE DAYS HEATING TODAY 2 3 MONTH TO DATE 20 4 SINCE SEP 1 20 4 SINCE JUL 1 33 12 COOLING TODAY 0 0 MONTH TO DATE 36 46 SINCE SEP 1 36 46 SINCE JAN 1 337 319 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 6.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 2:00 AM LOWEST 57 1:00 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 99 2003 MINIMUM TEMPERATURE (F) 50 39 2017 SUNRISE AND SUNSET SEPTEMBER 21 2024.....SUNRISE 6:57 AM PDT SUNSET 7:07 PM PDT SEPTEMBER 22 2024.....SUNRISE 6:57 AM PDT SUNSET 7:05 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$