National Weather Service Text Product
AFOS product CLISFO
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISFO
Product Timestamp: 2016-12-23 08:45 UTC
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447
CDUS46 KMTR 230845
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1245 AM PST FRI DEC 23 2016
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 2016...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2016
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 58 245 PM 68 1999 56 2 59
MINIMUM 42 739 AM 27 1990 44 -2 51
AVERAGE 50 50 0 55
PRECIPITATION (IN)
YESTERDAY 0.00 2.99 1955 0.15 -0.15 0.13
MONTH TO DATE 3.98 2.74 1.24 3.11
SINCE OCT 1 8.30 6.07 2.23 4.53
SINCE JAN 1 20.74 19.36 1.38 8.18
SNOWFALL (IN)
YESTERDAY 0.0 0.0
MONTH TO DATE 0.0
SINCE DEC 1 0.0
SINCE JUL 1 0.0
DEGREE DAYS
HEATING
YESTERDAY 15 15 0 10
MONTH TO DATE 288 310 -22 272
SINCE DEC 1 288 310 -22 272
SINCE JUL 1 702 874 -172 629
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 142 164 -22 327
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 4.4
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 86 700 PM
LOWEST 62 300 PM
AVERAGE 74
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 68 2014
MINIMUM TEMPERATURE (F) 44 28 1990
SUNRISE AND SUNSET
DECEMBER 23 2016......SUNRISE 722 AM PST SUNSET 456 PM PST
DECEMBER 24 2016......SUNRISE 722 AM PST SUNSET 457 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$