National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2015-12-25 08:41 UTC
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120
CDUS46 KMTR 250842
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1241 AM PST FRI DEC 25 2015
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 24 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 139 PM 65 2013 55 -1 59
MINIMUM 31 1116 PM 19 1998 36 -5 37
AVERAGE 43 45 -2 48
PRECIPITATION (IN)
YESTERDAY 0.10 T
MONTH TO DATE 2.76 10.14
SINCE OCT 1 4.17 12.39
SINCE JAN 1 8.27 21.04
DEGREE DAYS
HEATING
YESTERDAY 22 17
MONTH TO DATE 398 260
SINCE DEC 1 398 260
SINCE JUL 1 939 733
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 378 267
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 7.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 AM
LOWEST 59 300 PM
AVERAGE 78
..........................................................
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 2015......SUNRISE 724 AM PST SUNSET 455 PM PST
DECEMBER 26 2015......SUNRISE 724 AM PST SUNSET 455 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$