Climatological Report (Daily)
Issued by NWS
Issued by NWS
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511 CDUS46 KMTR 120836 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT THU SEP 12 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 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 85 1:20 PM 98 2017 81 4 81 MINIMUM 48 5:43 AM 40 2005 52 -4 50 AVERAGE 67 66 1 66 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 0 0 MONTH TO DATE 2 0 SINCE SEP 1 2 0 SINCE JUL 1 15 8 COOLING YESTERDAY 2 1 MONTH TO DATE 33 24 SINCE SEP 1 33 24 SINCE JAN 1 334 297 ................................................................... WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 11.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 5:00 AM LOWEST 34 12:00 PM AVERAGE 67 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 99 2003 MINIMUM TEMPERATURE (F) 52 40 2005 SUNRISE AND SUNSET SEPTEMBER 12 2024.....SUNRISE 6:49 AM PDT SUNSET 7:21 PM PDT SEPTEMBER 13 2024.....SUNRISE 6:50 AM PDT SUNSET 7:19 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$