146
CDUS46 KMTR 130831
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT MON JUL 13 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 12 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 76 3:46 PM 88 1983 73 3 71
MINIMUM 58 3:22 AM 47 1950 55 3 55
AVERAGE 67 64 3 63
PRECIPITATION (IN)
YESTERDAY 0.00 T 1989 0.00 0.00 0.00
1991
1995
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 19.59 19.53 0.06 16.11
SINCE JAN 1 10.74 12.56 -1.82 7.55
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 2
MONTH TO DATE 37 24 13 36
SINCE JUN 1 97 121 -24 179
SINCE JUL 1 37 24 13 36
COOLING
YESTERDAY 2 1 1 0
MONTH TO DATE 2 12 -10 0
SINCE JUN 1 21 35 -14 1
SINCE JAN 1 64 55 9 7
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1:00 AM
LOWEST 53 3:00 PM
AVERAGE 70
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 97 1972
MINIMUM TEMPERATURE (F) 55 49 1955
1981
SUNRISE AND SUNSET
JULY 13 2026..........SUNRISE 5:59 AM PDT SUNSET 8:31 PM PDT
JULY 14 2026..........SUNRISE 6:00 AM PDT SUNSET 8:31 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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