760
CDUS46 KMTR 250835
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT FRI SEP 25 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 2026
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)
YESTERDAY
MAXIMUM 85 2:23 PM 96 2019 80 5 80
MINIMUM 54 7:42 AM 40 2005 50 4 63
2017
AVERAGE 70 65 5 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.03
MONTH TO DATE 0.10 0.03
SINCE OCT 1 17.13 16.11
SINCE JAN 1 9.70 8.13
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 31 1
SINCE SEP 1 31 1
SINCE JUL 1 67 46
COOLING
YESTERDAY 5 7
MONTH TO DATE 50 83
SINCE SEP 1 50 83
SINCE JAN 1 224 194
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 38 12:00 PM
AVERAGE 66
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 99 2016
MINIMUM TEMPERATURE (F) 50 37 2005
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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page