National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2016-12-25 08:39 UTC
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630
CDUS46 KMTR 250839
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1239 AM PST SUN DEC 25 2016
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 24 2016...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 325 PM 65 2013 55 -1 54
MINIMUM 31 624 AM 19 1998 36 -5 31
AVERAGE 43 45 -2 43
PRECIPITATION (IN)
YESTERDAY 0.00 0.10
MONTH TO DATE 4.20 2.76
SINCE OCT 1 8.95 4.17
SINCE JAN 1 23.62 8.27
DEGREE DAYS
HEATING
YESTERDAY 22 22
MONTH TO DATE 404 398
SINCE DEC 1 404 398
SINCE JUL 1 908 939
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 186 378
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 800 PM
LOWEST 46 400 PM
AVERAGE 71
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 65 2013
MINIMUM TEMPERATURE (F) 36 24 1998
SUNRISE AND SUNSET
DECEMBER 25 2016......SUNRISE 724 AM PST SUNSET 455 PM PST
DECEMBER 26 2016......SUNRISE 724 AM PST SUNSET 456 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$