415
CDUS46 KMTR 190052
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
552 PM PDT THU JUN 18 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 18 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 72 2:12 PM 103 2017 79 -7 81
MINIMUM 58 7:02 AM 43 2014 52 6 51
AVERAGE 65 66 -1 66
PRECIPITATION (IN)
TODAY 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
TODAY 0 0
MONTH TO DATE 9 54
SINCE JUN 1 9 54
SINCE JUL 1 2326 2705
COOLING
TODAY 0 1
MONTH TO DATE 33 1
SINCE JUN 1 33 1
SINCE JAN 1 50 18
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 14.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 2:00 AM
LOWEST 61 12:00 PM
AVERAGE 74
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 2008
MINIMUM TEMPERATURE (F) 52 43 2005
SUNRISE AND SUNSET
JUNE 18 2026..........SUNRISE 5:46 AM PDT SUNSET 8:35 PM PDT
JUNE 19 2026..........SUNRISE 5:46 AM PDT SUNSET 8:35 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page