056
CDUS46 KMTR 270834
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT TUE MAY 27 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 26 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 65 12:24 PM 89 1974 69 -4 70
2020
MINIMUM 53 11:59 PM 42 1953 53 0 51
AVERAGE 59 61 -2 61
PRECIPITATION (IN)
YESTERDAY T 0.12 1947 0.01 -0.01 0.00
MONTH TO DATE 0.11 0.42 -0.31 0.95
SINCE OCT 1 16.11 19.33 -3.22 20.13
SINCE JAN 1 7.55 12.36 -4.81 14.80
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 4
MONTH TO DATE 148 148 0 122
SINCE MAR 1 702 678 24 611
SINCE JUL 1 2235 2357 -122 1752
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 10
SINCE MAR 1 5 6 -1 11
SINCE JAN 1 5 6 -1 11
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 7:00 AM
LOWEST 60 12:00 PM
AVERAGE 77
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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 2025...........SUNRISE 5:52 AM PDT SUNSET 8:22 PM PDT
MAY 28 2025...........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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