413
CDUS46 KMTR 150845
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT TUE SEP 15 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 78 12:07 PM 103 1971 75 3 74
MINIMUM 56 5:04 AM 46 1947 56 0 60
AVERAGE 67 66 1 67
PRECIPITATION (IN)
YESTERDAY 0.00 T 1997 0.01 -0.01 0.00
2009
2015
MONTH TO DATE 0.01 0.02 -0.01 0.02
SINCE OCT 1 19.63 19.59 0.04 16.13
SINCE JAN 1 10.78 12.62 -1.84 7.57
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 16 -16 2
SINCE SEP 1 0 16 -16 2
SINCE JUL 1 74 118 -44 92
COOLING
YESTERDAY 2 2 0 2
MONTH TO DATE 49 28 21 29
SINCE SEP 1 49 28 21 29
SINCE JAN 1 160 138 22 79
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 48 1:00 PM
AVERAGE 69
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 98 1971
MINIMUM TEMPERATURE (F) 56 48 1970
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 6:52 AM PDT SUNSET 7:17 PM PDT
SEPTEMBER 16 2026.....SUNRISE 6:52 AM PDT SUNSET 7:15 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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