National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2017-01-01 08:37 UTC
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059
CDUS46 KMTR 010837
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1237 AM PST SUN JAN 1 2017
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 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 54 125 PM 62 2011 54 0 51
MINIMUM 35 548 AM 24 2015 36 -1 24
AVERAGE 45 45 0 38
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 4.20 2.78
SINCE OCT 1 8.95 4.19
SINCE JAN 1 23.62 8.29
DEGREE DAYS
HEATING
YESTERDAY 20 27
MONTH TO DATE 545 578
SINCE DEC 1 545 578
SINCE JUL 1 1049 1119
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 SW (240)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 600 AM
LOWEST 54 200 PM
AVERAGE 72
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 63 2014
MINIMUM TEMPERATURE (F) 36 25 2016
2014
SUNRISE AND SUNSET
JANUARY 1 2017.......SUNRISE 726 AM PST SUNSET 500 PM PST
JANUARY 2 2017.......SUNRISE 726 AM PST SUNSET 501 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$