Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 090833
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT MON SEP 09 2024
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 2:49 PM 103 2022 81 6 84
MINIMUM 45 4:32 AM 43 2002 52 -7 53
AVERAGE 66 66 0 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.01
SINCE OCT 1 19.88 29.52
SINCE JAN 1 13.84 21.10
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 13 8
COOLING
YESTERDAY 1 4
MONTH TO DATE 30 23
SINCE SEP 1 30 23
SINCE JAN 1 331 296
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 35 2:00 PM
AVERAGE 68
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 2015
MINIMUM TEMPERATURE (F) 52 43 2002
SUNRISE AND SUNSET
SEPTEMBER 9 2024.....SUNRISE 6:46 AM PDT SUNSET 7:25 PM PDT
SEPTEMBER 10 2024.....SUNRISE 6:47 AM PDT SUNSET 7:24 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$