National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2015-08-31 09:09 UTC
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985
CDUS46 KMTR 310910
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
209 AM PDT MON AUG 31 2015
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 30 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 83 336 PM 95 2007 81 2 88
MINIMUM 57 630 AM 44 2010 52 5 51
AVERAGE 70 66 4 70
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.01 0.07
SINCE OCT 1 16.43 9.70
SINCE JAN 1 4.04 8.34
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 12
SINCE JUN 1 54 65
SINCE JUL 1 6 22
COOLING
YESTERDAY 5 5
MONTH TO DATE 117 43
SINCE JUN 1 260 160
SINCE JAN 1 261 171
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 600 AM
LOWEST 43 300 PM
AVERAGE 72
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 94 2005
MINIMUM TEMPERATURE (F) 52 42 2008
SUNRISE AND SUNSET
AUGUST 31 2015........SUNRISE 638 AM PDT SUNSET 740 PM PDT
SEPTEMBER 1 2015.....SUNRISE 639 AM PDT SUNSET 739 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$