Climatological Report (Daily)
Issued by NWS
Issued by NWS
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709 CDUS46 KMTR 160829 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 129 AM PDT MON SEP 16 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 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 75 12:53 PM 91 2004 81 -6 75 MINIMUM 52 6:03 AM 39 2006 51 1 61 AVERAGE 64 66 -2 68 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 1 0 MONTH TO DATE 6 0 SINCE SEP 1 6 0 SINCE JUL 1 19 8 COOLING YESTERDAY 0 3 MONTH TO DATE 36 33 SINCE SEP 1 36 33 SINCE JAN 1 337 306 ................................................................... WIND (MPH) RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 13.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 6:00 AM LOWEST 47 3:00 PM AVERAGE 72 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 85 2004 MINIMUM TEMPERATURE (F) 51 38 2006 SUNRISE AND SUNSET SEPTEMBER 16 2024.....SUNRISE 6:52 AM PDT SUNSET 7:14 PM PDT SEPTEMBER 17 2024.....SUNRISE 6:53 AM PDT SUNSET 7:13 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$