National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2019-08-21 08:33 UTC
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485
CDUS46 KMTR 210834
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT WED AUG 21 2019
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 79 420 PM 87 2007 80 -1 69
MINIMUM 53 1205 AM 46 2000 52 1 55
AVERAGE 66 66 0 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 25.85 15.80
SINCE JAN 1 22.65 12.77
DEGREE DAYS
HEATING
YESTERDAY 0 3
MONTH TO DATE 5 11
SINCE JUN 1 53 86
SINCE JUL 1 14 28
COOLING
YESTERDAY 1 0
MONTH TO DATE 77 40
SINCE JUN 1 204 146
SINCE JAN 1 210 151
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 48 200 PM
AVERAGE 71
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 90 2009
MINIMUM TEMPERATURE (F) 52 47 2001
SUNRISE AND SUNSET
AUGUST 21 2019........SUNRISE 629 AM PDT SUNSET 755 PM PDT
AUGUST 22 2019........SUNRISE 630 AM PDT SUNSET 753 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$