National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2019-01-18 08:31 UTC
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203
CDUS46 KMTR 180832
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1231 AM PST FRI JAN 18 2019
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 17 2019...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 1247 PM 71 2014 55 4 58
MINIMUM 49 916 PM 19 2012 37 12 46
AVERAGE 54 46 8 52
PRECIPITATION (IN)
YESTERDAY 0.01 0.00
MONTH TO DATE 5.24 2.55
SINCE OCT 1 8.44 5.58
SINCE JAN 1 5.24 2.55
DEGREE DAYS
HEATING
YESTERDAY 11 13
MONTH TO DATE 247 235
SINCE DEC 1 733 783
SINCE JUL 1 1300 1311
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 72 400 PM
AVERAGE 83
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 70 2014
2009
MINIMUM TEMPERATURE (F) 37 24 2001
SUNRISE AND SUNSET
JANUARY 18 2019.......SUNRISE 723 AM PST SUNSET 516 PM PST
JANUARY 19 2019.......SUNRISE 723 AM PST SUNSET 517 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$