545
CDUS46 KMTR 050028
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
528 PM PDT MON SEP 04 2023
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 2:01 PM 100 2004 81 -3 100
2022
MINIMUM 56 3:00 AM 43 2000 53 3 54
AVERAGE 67 67 0 77
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.01 0.00
SINCE OCT 1 29.52 17.99
SINCE JAN 1 21.10 2.85
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 8 15
COOLING
TODAY 2 12
MONTH TO DATE 13 26
SINCE SEP 1 13 26
SINCE JAN 1 286 337
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 AM
LOWEST 54 2:00 PM
AVERAGE 74
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 111 2022
MINIMUM TEMPERATURE (F) 53 44 2005
2010
2015
SUNRISE AND SUNSET
SEPTEMBER 4 2023.....SUNRISE 6:41 AM PDT SUNSET 7:34 PM PDT
SEPTEMBER 5 2023.....SUNRISE 6:42 AM PDT SUNSET 7:33 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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