357
CDUS46 KMTR 080826
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT THU MAY 08 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 7 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 66 1:49 PM 93 2007 72 -6 72
MINIMUM 45 11:55 PM 37 2010 46 -1 41
AVERAGE 56 59 -3 57
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T 0.69
SINCE OCT 1 15.88 19.88
SINCE JAN 1 7.90 13.84
DEGREE DAYS
HEATING
YESTERDAY 9 8
MONTH TO DATE 43 62
SINCE MAR 1 694 693
SINCE JUL 1 2549 2341
COOLING
YESTERDAY 0 0
MONTH TO DATE 5 0
SINCE MAR 1 7 0
SINCE JAN 1 7 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 63 2:00 PM
AVERAGE 78
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 2001
2021
MINIMUM TEMPERATURE (F) 47 36 1999
SUNRISE AND SUNSET
MAY 8 2025...........SUNRISE 6:04 AM PDT SUNSET 8:07 PM PDT
MAY 9 2025...........SUNRISE 6:03 AM PDT SUNSET 8:08 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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