458
CDUS46 KMTR 010038
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT SUN MAY 31 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 31 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 72 11:27 AM 91 2001 70 2 74
MINIMUM 51 5:10 AM 46 1962 53 -2 54
AVERAGE 62 61 1 64
PRECIPITATION (IN)
TODAY 0.00 0.11 1947 0.01 -0.01 0.00
MONTH TO DATE 0.31 0.48 -0.17 0.11
SINCE OCT 1 19.58 19.39 0.19 16.11
SINCE JAN 1 10.73 12.42 -1.69 7.55
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 3 4 -1 1
MONTH TO DATE 149 168 -19 163
SINCE MAR 1 422 698 -276 717
SINCE JUL 1 1770 2377 -607 2250
COOLING
TODAY 0 0 0 0
MONTH TO DATE 6 14 -8 3
SINCE MAR 1 42 20 22 6
SINCE JAN 1 43 20 23 6
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 4:00 AM
LOWEST 49 12:00 PM
AVERAGE 69
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 1989
MINIMUM TEMPERATURE (F) 53 43 1954
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:50 AM PDT SUNSET 8:25 PM PDT
JUNE 1 2026..........SUNRISE 5:50 AM PDT SUNSET 8:25 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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