645
CDUS46 KMTR 190027
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT FRI APR 18 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 18 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 67 3:30 PM 86 2021 69 -2 73
MINIMUM 51 6:35 AM 33 2005 44 7 MM
AVERAGE 59 56 3 MM
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.23 0.96
SINCE OCT 1 15.85 19.19
SINCE JAN 1 7.87 13.15
DEGREE DAYS
HEATING
TODAY 6 MM
MONTH TO DATE 157 180
SINCE MAR 1 558 551
SINCE JUL 1 2413 2199
COOLING
TODAY 0 MM
MONTH TO DATE 0 0
SINCE MAR 1 2 0
SINCE JAN 1 2 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 3:00 AM
LOWEST 68 4:00 PM
AVERAGE 80
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 87 2009
MINIMUM TEMPERATURE (F) 44 33 2007
SUNRISE AND SUNSET
APRIL 18 2025.........SUNRISE 6:29 AM PDT SUNSET 7:49 PM PDT
APRIL 19 2025.........SUNRISE 6:27 AM PDT SUNSET 7:50 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