Climatological Report (Daily)
Issued by NWS
Issued by NWS
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024
CDUS46 KMTR 010835
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT SUN NOV 01 2026
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 31 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 63 4:34 PM 80 2018 71 -8 72
MINIMUM 40 5:43 AM 30 2002 43 -3 49
AVERAGE 52 57 -5 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.36 1.31
SINCE OCT 1 0.36 1.31
SINCE JAN 1 10.06 9.63
DEGREE DAYS
HEATING
YESTERDAY 13 4
MONTH TO DATE 147 129
SINCE SEP 1 192 131
SINCE JUL 1 228 176
COOLING
YESTERDAY 0 0
MONTH TO DATE 54 10
SINCE SEP 1 111 100
SINCE JAN 1 285 211
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 53 2:00 PM
AVERAGE 77
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 84 2020
MINIMUM TEMPERATURE (F) 43 30 2019
SUNRISE AND SUNSET
NOVEMBER 1 2026......SUNRISE 6:35 AM PST SUNSET 5:10 PM PST
NOVEMBER 2 2026......SUNRISE 6:36 AM PST SUNSET 5:08 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$