Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 170826
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST MON NOV 17 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 16 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 1:29 PM 77 2008 65 -2 60
MINIMUM 55 7:46 AM 31 2009 40 15 37
2022
AVERAGE 59 52 7 49
PRECIPITATION (IN)
YESTERDAY 0.04 0.00
MONTH TO DATE 1.06 0.72
SINCE OCT 1 2.37 0.73
SINCE JAN 1 10.69 14.57
DEGREE DAYS
HEATING
YESTERDAY 6 16
MONTH TO DATE 77 184
SINCE SEP 1 208 325
SINCE JUL 1 253 338
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 100 143
SINCE JAN 1 211 444
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 67 1:00 PM
AVERAGE 84
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 78 2008
MINIMUM TEMPERATURE (F) 40 25 2000
SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE 6:53 AM PST SUNSET 4:55 PM PST
NOVEMBER 18 2025......SUNRISE 6:54 AM PST SUNSET 4:54 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$