637
CDUS46 KMTR 160835
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT THU APR 16 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 15 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 62 3:47 PM 83 1966 66 -4 65
MINIMUM 50 5:03 AM 38 1955 49 1 51
1975
AVERAGE 56 57 -1 58
PRECIPITATION (IN)
YESTERDAY 0.00 1.02 1978 0.04 -0.04 0.00
MONTH TO DATE 2.19 0.87 1.32 0.33
SINCE OCT 1 18.34 18.42 -0.08 15.96
SINCE JAN 1 9.49 11.45 -1.96 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 7
MONTH TO DATE 84 123 -39 111
SINCE MAR 1 186 419 -233 427
SINCE JUL 1 1534 2098 -564 1960
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 14 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 14.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 5:00 AM
LOWEST 58 2:00 PM
AVERAGE 72
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 81 1999
MINIMUM TEMPERATURE (F) 49 40 1975
SUNRISE AND SUNSET
APRIL 16 2026.........SUNRISE 6:33 AM PDT SUNSET 7:46 PM PDT
APRIL 17 2026.........SUNRISE 6:32 AM PDT SUNSET 7:47 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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