597
CDUS46 KMTR 090027
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT THU MAY 08 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 8 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 80 3:37 PM 92 2001 72 8 80
2021
MINIMUM 45 12:23 AM 36 1999 47 -2 44
AVERAGE 63 59 4 62
PRECIPITATION (IN)
TODAY 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
TODAY 2 3
MONTH TO DATE 45 65
SINCE MAR 1 711 696
SINCE JUL 1 2566 2344
COOLING
TODAY 0 0
MONTH TO DATE 5 0
SINCE MAR 1 7 0
SINCE JAN 1 7 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 39 4:00 PM
AVERAGE 70
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 86 2021
MINIMUM TEMPERATURE (F) 47 33 2003
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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