978
CDUS46 KMTR 190831
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SUN MAY 19 2024
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 18 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 66 1:54 PM 91 2022 73 -7 71
MINIMUM 52 11:59 PM 39 2013 48 4 52
AVERAGE 59 61 -2 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.69 0.70
SINCE OCT 1 19.88 29.49
SINCE JAN 1 13.84 21.07
DEGREE DAYS
HEATING
YESTERDAY 6 3
MONTH TO DATE 107 115
SINCE MAR 1 738 799
SINCE JUL 1 2386 2829
COOLING
YESTERDAY 0 0
MONTH TO DATE 5 6
SINCE MAR 1 5 9
SINCE JAN 1 5 9
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 65 1:00 PM
AVERAGE 79
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 88 2017
2022
MINIMUM TEMPERATURE (F) 48 40 2003
2011
SUNRISE AND SUNSET
MAY 19 2024...........SUNRISE 5:55 AM PDT SUNSET 8:17 PM PDT
MAY 20 2024...........SUNRISE 5:54 AM PDT SUNSET 8:18 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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