375
CDUS46 KMTR 040825
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT THU JUN 04 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 3 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 86 5:03 PM 94 2016 77 9 75
2020
MINIMUM 48 5:34 AM 39 2001 50 -2 51
AVERAGE 67 63 4 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 17.03 16.08
SINCE JAN 1 9.60 8.10
DEGREE DAYS
HEATING
YESTERDAY 0 2
MONTH TO DATE 4 7
SINCE JUN 1 4 7
SINCE JUL 1 2321 2658
COOLING
YESTERDAY 2 0
MONTH TO DATE 4 0
SINCE JUN 1 4 0
SINCE JAN 1 21 17
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 28 4:00 PM
AVERAGE 64
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 97 2024
MINIMUM TEMPERATURE (F) 50 41 2001
SUNRISE AND SUNSET
JUNE 4 2026..........SUNRISE 5:47 AM PDT SUNSET 8:29 PM PDT
JUNE 5 2026..........SUNRISE 5:46 AM PDT SUNSET 8:29 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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