077
CDUS46 KMTR 270838
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED MAY 27 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 26 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 64 12:59 PM 89 1974 69 -5 65
2020
MINIMUM 53 11:59 PM 42 1953 53 0 53
AVERAGE 59 61 -2 59
PRECIPITATION (IN)
YESTERDAY T 0.12 1947 0.01 -0.01 T
MONTH TO DATE 0.11 0.42 -0.31 0.11
SINCE OCT 1 19.38 19.33 0.05 16.11
SINCE JAN 1 10.53 12.36 -1.83 7.55
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 6 4 2 6
MONTH TO DATE 126 148 -22 148
SINCE MAR 1 399 678 -279 702
SINCE JUL 1 1747 2357 -610 2235
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 6 0 6 2
SINCE MAR 1 42 6 36 5
SINCE JAN 1 43 6 37 5
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 22 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 22.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 AM
LOWEST 58 1:00 PM
AVERAGE 76
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 97 1984
MINIMUM TEMPERATURE (F) 53 42 1954
SUNRISE AND SUNSET
MAY 27 2026...........SUNRISE 5:52 AM PDT SUNSET 8:22 PM PDT
MAY 28 2026...........SUNRISE 5:51 AM PDT SUNSET 8:23 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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