National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2015-05-20 08:37 UTC
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769
CDUS46 KMTR 200838
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT WED MAY 20 2015
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 19 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 306 PM 85 2013 73 -6 70
MINIMUM 49 1122 PM 40 2011 46 3 50
2003
AVERAGE 58 60 -2 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T T
SINCE OCT 1 16.26 9.63
SINCE JAN 1 3.87 8.27
DEGREE DAYS
HEATING
YESTERDAY 7 5
MONTH TO DATE 154 89
SINCE MAR 1 743 643
SINCE JUL 1 2471 2850
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 9
SINCE MAR 1 1 10
SINCE JAN 1 1 10
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 9.0
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 1000 PM
LOWEST 58 300 PM
AVERAGE 76
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 2013
MINIMUM TEMPERATURE (F) 46 39 2010
SUNRISE AND SUNSET
MAY 20 2015...........SUNRISE 554 AM PDT SUNSET 817 PM PDT
MAY 21 2015...........SUNRISE 554 AM PDT SUNSET 818 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$