531
CDUS46 KMTR 180836
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT THU OCT 18 2018
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 17 2018
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 69 540 AM 90 1988 70 -1 78
MINIMUM 49 500 AM 42 1971 53 -4 50
AVERAGE 59 62 -3 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.18 2004 0.04 -0.04 0.00
MONTH TO DATE 0.16 0.36 -0.20 0.00
SINCE OCT 1 0.16 0.36 -0.20 0.00
SINCE JAN 1 10.97 13.65 -2.68 22.19
SNOWFALL (IN)
YESTERDAY 0.0 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
DEGREE DAYS
HEATING
YESTERDAY 6 4 2 1
MONTH TO DATE 22 53 -31 19
SINCE SEP 1 108 106 2 26
SINCE JUL 1 226 219 7 86
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 17 17 0 18
SINCE SEP 1 24 61 -37 177
SINCE JAN 1 60 158 -98 309
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 100 AM
LOWEST 55 100 PM
AVERAGE 76
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 86 2012
MINIMUM TEMPERATURE (F) 53 42 1946
SUNRISE AND SUNSET
OCTOBER 18 2018.......SUNRISE 721 AM PDT SUNSET 628 PM PDT
OCTOBER 19 2018.......SUNRISE 722 AM PDT SUNSET 627 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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