Climatological Report (Daily)
Issued by NWS
Issued by NWS
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777 CDUS46 KMTR 180033 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 533 PM PDT TUE SEP 17 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 68 2:40 PM 94 2000 80 -12 78 MINIMUM 55 2:50 AM 42 2006 51 4 61 AVERAGE 62 66 -4 70 PRECIPITATION (IN) TODAY 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 TODAY 3 0 MONTH TO DATE 11 0 SINCE SEP 1 11 0 SINCE JUL 1 24 8 COOLING TODAY 0 5 MONTH TO DATE 36 42 SINCE SEP 1 36 42 SINCE JAN 1 337 315 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 8.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 87 12:00 AM LOWEST 61 2:00 PM AVERAGE 74 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 98 2016 MINIMUM TEMPERATURE (F) 51 38 2008 SUNRISE AND SUNSET SEPTEMBER 17 2024.....SUNRISE 6:53 AM PDT SUNSET 7:13 PM PDT SEPTEMBER 18 2024.....SUNRISE 6:54 AM PDT SUNSET 7:11 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$