292
CDUS46 KMTR 200835
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT TUE OCT 20 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 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 67 4:01 PM 95 2023 75 -8 75
MINIMUM 51 11:40 PM 37 2021 45 6 48
AVERAGE 59 60 -1 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 1.25
SINCE OCT 1 0.00 1.25
SINCE JAN 1 9.70 9.57
DEGREE DAYS
HEATING
YESTERDAY 6 3
MONTH TO DATE 55 75
SINCE SEP 1 100 77
SINCE JUL 1 136 122
COOLING
YESTERDAY 0 0
MONTH TO DATE 54 9
SINCE SEP 1 111 99
SINCE JAN 1 285 210
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 48 4:00 PM
AVERAGE 66
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 87 2015
2020
MINIMUM TEMPERATURE (F) 45 36 2008
SUNRISE AND SUNSET
OCTOBER 20 2026.......SUNRISE 7:23 AM PDT SUNSET 6:24 PM PDT
OCTOBER 21 2026.......SUNRISE 7:24 AM PDT SUNSET 6:23 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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