National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2018-01-28 08:43 UTC
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634
CDUS46 KMTR 280844
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1243 AM PST SUN JAN 28 2018
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 27 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 311 PM 71 2012 56 6 61
MINIMUM 35 415 AM 28 2001 38 -3 36
AVERAGE 49 47 2 49
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 3.60 12.11
SINCE OCT 1 6.63 21.06
SINCE JAN 1 3.60 12.11
DEGREE DAYS
HEATING
YESTERDAY 16 16
MONTH TO DATE 421 442
SINCE DEC 1 969 987
SINCE JUL 1 1497 1491
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 57 100 PM
AVERAGE 79
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 68 2014
MINIMUM TEMPERATURE (F) 38 27 2012
1999
SUNRISE AND SUNSET
JANUARY 28 2018.......SUNRISE 717 AM PST SUNSET 528 PM PST
JANUARY 29 2018.......SUNRISE 716 AM PST SUNSET 529 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$