National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-12-09 08:26 UTC
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000
CDUS46 KMTR 090826
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST MON DEC 9 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2013...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 45 337 PM 63 2006 57 -12 56
MINIMUM 23 1155 PM 19 2009 36 -13 34
AVERAGE 34 46 -12 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.47 1.72
SINCE JUL 1 2.20 5.33
SINCE JAN 1 4.17 19.10
DEGREE DAYS
HEATING
YESTERDAY 31 20
MONTH TO DATE 201 98
SINCE DEC 1 201 98
SINCE JUL 1 880 670
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 3.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1200 AM
LOWEST 41 400 PM
AVERAGE 63
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 70 2012
MINIMUM TEMPERATURE (F) 36 21 2009
SUNRISE AND SUNSET
DECEMBER 9 2013......SUNRISE 714 AM PST SUNSET 449 PM PST
DECEMBER 10 2013......SUNRISE 715 AM PST SUNSET 449 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$