706
CDUS46 KMTR 180038
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT FRI APR 17 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 17 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 73 2:59 PM 82 2021 68 5 64
MINIMUM 43 5:52 AM 32 2004 44 -1 51
2022
AVERAGE 58 56 2 58
PRECIPITATION (IN)
TODAY 0.00 T
MONTH TO DATE 1.61 0.23
SINCE OCT 1 14.48 15.85
SINCE JAN 1 7.05 7.87
DEGREE DAYS
HEATING
TODAY 7 7
MONTH TO DATE 131 151
SINCE MAR 1 290 552
SINCE JUL 1 2088 2407
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 8 2
SINCE JAN 1 8 2
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 50 7:00 AM
LOWEST 18 12:00 PM
AVERAGE 34
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 2021
MINIMUM TEMPERATURE (F) 44 33 2005
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 6:30 AM PDT SUNSET 7:47 PM PDT
APRIL 18 2026.........SUNRISE 6:29 AM PDT SUNSET 7:48 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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