337
CDUS46 KMTR 260030
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
530 PM PDT FRI SEP 25 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 1:00 PM 99 2016 80 -5 76
MINIMUM 57 MM 37 2005 50 7 56
AVERAGE 66 65 1 66
PRECIPITATION (IN)
TODAY 0.00 0.09
MONTH TO DATE 0.10 0.12
SINCE OCT 1 17.13 16.20
SINCE JAN 1 9.70 8.22
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 31 1
SINCE SEP 1 31 1
SINCE JUL 1 67 46
COOLING
TODAY 1 1
MONTH TO DATE 51 84
SINCE SEP 1 51 84
SINCE JAN 1 225 195
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 57 1:00 PM
AVERAGE 75
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 99 2009
2016
MINIMUM TEMPERATURE (F) 50 43 2013
2018
SUNRISE AND SUNSET
SEPTEMBER 25 2026.....SUNRISE 7:00 AM PDT SUNSET 7:01 PM PDT
SEPTEMBER 26 2026.....SUNRISE 7:01 AM PDT SUNSET 6:59 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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