National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2015-09-21 08:52 UTC
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077
CDUS46 KMTR 210852
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
152 AM PDT MON SEP 21 2015
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 95 251 PM 97 2011 79 16 77
MINIMUM 50 506 AM 38 2004 49 1 58
AVERAGE 73 64 9 68
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.06 0.04
SINCE OCT 1 16.49 9.74
SINCE JAN 1 4.10 8.38
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 20 6
SINCE SEP 1 20 6
SINCE JUL 1 26 28
COOLING
YESTERDAY 8 3
MONTH TO DATE 64 48
SINCE SEP 1 64 48
SINCE JAN 1 327 221
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 600 AM
LOWEST 18 1200 PM
AVERAGE 54
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 102 2003
MINIMUM TEMPERATURE (F) 48 41 2012
SUNRISE AND SUNSET
SEPTEMBER 21 2015.....SUNRISE 656 AM PDT SUNSET 708 PM PDT
SEPTEMBER 22 2015.....SUNRISE 657 AM PDT SUNSET 706 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$