996
CDUS46 KMTR 131439
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
739 AM PDT MON APR 13 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 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 59 3:57 PM 88 1947 65 -6 61
MINIMUM 52 6:54 AM 39 1956 49 3 49
1983
AVERAGE 56 57 -1 55
PRECIPITATION (IN)
YESTERDAY 0.15 1.31 2003 0.05 0.10 0.00
MONTH TO DATE 2.19 0.73 1.46 0.33
SINCE OCT 1 18.34 18.28 0.06 15.96
SINCE JAN 1 9.49 11.31 -1.82 7.40
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 9 8 1 10
MONTH TO DATE 59 99 -40 96
SINCE MAR 1 161 395 -234 412
SINCE JUL 1 1509 2074 -565 1945
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE MAR 1 36 1 35 3
SINCE JAN 1 37 1 36 3
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 10:00 PM
LOWEST 67 4:00 PM
AVERAGE 77
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 84 1947
1985
MINIMUM TEMPERATURE (F) 49 39 1972
SUNRISE AND SUNSET
APRIL 13 2026.........SUNRISE 6:37 AM PDT SUNSET 7:43 PM PDT
APRIL 14 2026.........SUNRISE 6:36 AM PDT SUNSET 7:44 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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