051
CDUS46 KMTR 270838
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED MAY 27 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 26 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 72 3:03 PM 98 2020 75 -3 73
MINIMUM 51 11:59 PM 40 1998 49 2 52
2011
AVERAGE 62 62 0 63
PRECIPITATION (IN)
YESTERDAY 0.04 0.00
MONTH TO DATE 0.41 0.20
SINCE OCT 1 16.80 16.08
SINCE JAN 1 9.37 8.10
DEGREE DAYS
HEATING
YESTERDAY 3 2
MONTH TO DATE 92 120
SINCE MAR 1 499 786
SINCE JUL 1 2297 2641
COOLING
YESTERDAY 0 0
MONTH TO DATE 9 7
SINCE MAR 1 17 9
SINCE JAN 1 17 9
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 40 11:00 AM
AVERAGE 65
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2020
MINIMUM TEMPERATURE (F) 49 42 2012
SUNRISE AND SUNSET
MAY 27 2026...........SUNRISE 5:50 AM PDT SUNSET 8:23 PM PDT
MAY 28 2026...........SUNRISE 5:49 AM PDT SUNSET 8:24 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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