567
CDUS46 KMTR 120831
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SUN OCT 12 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 11 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 74 3:22 PM 89 2004 77 -3 73
MINIMUM 45 7:58 AM 38 2003 47 -2 47
AVERAGE 60 62 -2 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.08 0.00
SINCE OCT 1 0.08 0.00
SINCE JAN 1 8.40 13.84
DEGREE DAYS
HEATING
YESTERDAY 5 5
MONTH TO DATE 24 13
SINCE SEP 1 26 39
SINCE JUL 1 71 52
COOLING
YESTERDAY 0 0
MONTH TO DATE 9 77
SINCE SEP 1 99 135
SINCE JAN 1 210 436
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 37 1:00 PM
AVERAGE 69
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 2001
2014
MINIMUM TEMPERATURE (F) 47 38 2002
2017
SUNRISE AND SUNSET
OCTOBER 12 2025.......SUNRISE 7:15 AM PDT SUNSET 6:35 PM PDT
OCTOBER 13 2025.......SUNRISE 7:16 AM PDT SUNSET 6:33 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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