Climatological Report (Daily)
Issued by NWS
Issued by NWS
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818
CDUS46 KMTR 220833
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1233 AM PST SAT NOV 22 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 21 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 4:06 PM 73 2005 63 0 62
MINIMUM 39 5:49 AM 27 2003 39 0 54
AVERAGE 51 51 0 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.48
MONTH TO DATE 2.15 2.31
SINCE OCT 1 3.46 2.32
SINCE JAN 1 11.78 16.16
DEGREE DAYS
HEATING
YESTERDAY 14 7
MONTH TO DATE 141 258
SINCE SEP 1 272 399
SINCE JUL 1 317 412
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 100 143
SINCE JAN 1 211 444
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 58 1:00 PM
AVERAGE 79
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 74 2005
MINIMUM TEMPERATURE (F) 39 26 2003
SUNRISE AND SUNSET
NOVEMBER 22 2025......SUNRISE 6:58 AM PST SUNSET 4:52 PM PST
NOVEMBER 23 2025......SUNRISE 6:59 AM PST SUNSET 4:52 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$