259
CDUS46 KMTR 280027
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT SUN APR 27 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 27 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 57 2:59 PM 87 2004 67 -10 65
MINIMUM 51 7:29 AM 36 1955 50 1 51
AVERAGE 54 58 -4 58
PRECIPITATION (IN)
TODAY T 0.89 1953 0.03 -0.03 0.00
MONTH TO DATE 0.37 1.30 -0.93 0.77
SINCE OCT 1 16.00 18.85 -2.85 19.18
SINCE JAN 1 7.44 11.88 -4.44 13.85
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 11 7 4 7
MONTH TO DATE 216 213 3 191
SINCE MAR 1 532 509 23 468
SINCE JUL 1 2065 2188 -123 1609
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 3 1 2 1
SINCE JAN 1 3 1 2 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 12:00 AM
LOWEST 69 3:00 PM
AVERAGE 81
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 89 1981
MINIMUM TEMPERATURE (F) 50 39 1967
SUNRISE AND SUNSET
APRIL 27 2025.........SUNRISE 6:18 AM PDT SUNSET 7:56 PM PDT
APRIL 28 2025.........SUNRISE 6:17 AM PDT SUNSET 7:57 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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