752
CDUS46 KMTR 280027
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT MON JUL 27 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 27 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 78 4:59 PM 89 2015 78 0 73
2021
MINIMUM 51 6:38 AM 49 2000 55 -4 55
2015
AVERAGE 65 67 -2 64
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE T T
SINCE OCT 1 17.03 16.08
SINCE JAN 1 9.60 8.10
DEGREE DAYS
HEATING
TODAY 0 1
MONTH TO DATE 23 35
SINCE JUN 1 44 99
SINCE JUL 1 23 35
COOLING
TODAY 0 0
MONTH TO DATE 66 10
SINCE JUN 1 105 18
SINCE JAN 1 122 35
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 52 3:00 PM
AVERAGE 74
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 2015
MINIMUM TEMPERATURE (F) 55 49 2016
SUNRISE AND SUNSET
JULY 27 2026..........SUNRISE 6:08 AM PDT SUNSET 8:23 PM PDT
JULY 28 2026..........SUNRISE 6:08 AM PDT SUNSET 8:22 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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