439
CDUS46 KMTR 180834
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1234 AM PST TUE FEB 18 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 17 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 61 3:16 PM 75 2020 61 0 57
MINIMUM 39 6:59 AM 31 2018 40 -1 46
2021
AVERAGE 50 51 -1 52
PRECIPITATION (IN)
YESTERDAY 0.00 0.61
MONTH TO DATE 5.05 3.33
SINCE OCT 1 13.92 14.09
SINCE JAN 1 5.94 8.05
DEGREE DAYS
HEATING
YESTERDAY 15 13
MONTH TO DATE 281 251
SINCE DEC 1 1197 1102
SINCE JUL 1 1737 1508
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 55 3:00 PM
AVERAGE 78
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 67 2022
MINIMUM TEMPERATURE (F) 40 30 2023
SUNRISE AND SUNSET
FEBRUARY 18 2025......SUNRISE 6:55 AM PST SUNSET 5:51 PM PST
FEBRUARY 19 2025......SUNRISE 6:54 AM PST SUNSET 5:52 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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