449
CDUS46 KMTR 260033
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT SUN MAY 25 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 25 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 64 3:05 PM 90 2020 69 -5 62
MINIMUM 53 6:00 AM 45 1955 52 1 53
1965
1967
AVERAGE 59 61 -2 58
PRECIPITATION (IN)
TODAY 0.00 0.12 1946 0.01 -0.01 T
MONTH TO DATE 0.11 0.41 -0.30 0.95
SINCE OCT 1 16.11 19.32 -3.21 20.13
SINCE JAN 1 7.55 12.35 -4.80 14.80
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 6 5 1 7
MONTH TO DATE 142 144 -2 118
SINCE MAR 1 696 674 22 607
SINCE JUL 1 2229 2353 -124 1748
COOLING
TODAY 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 16 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 16.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 2:00 AM
LOWEST 56 2:00 PM
AVERAGE 70
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 89 1974
2020
MINIMUM TEMPERATURE (F) 53 42 1953
SUNRISE AND SUNSET
MAY 25 2025...........SUNRISE 5:53 AM PDT SUNSET 8:21 PM PDT
MAY 26 2025...........SUNRISE 5:52 AM PDT SUNSET 8:21 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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