389
CDUS46 KMTR 270825
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT SUN JUL 27 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 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 69 1:46 PM 94 1963 73 -4 66
MINIMUM 57 6:40 AM 49 1951 56 1 54
AVERAGE 63 64 -1 60
PRECIPITATION (IN)
YESTERDAY 0.00 T 1971 0.00 0.00 0.00
1978
1979
MONTH TO DATE T 0.00 0.00 0.00
SINCE OCT 1 16.11 19.53 -3.42 20.13
SINCE JAN 1 7.55 12.56 -5.01 14.80
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 5
MONTH TO DATE 65 52 13 32
SINCE JUN 1 208 149 59 145
SINCE JUL 1 65 52 13 32
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 26 -26 43
SINCE JUN 1 1 49 -48 49
SINCE JAN 1 7 69 -62 60
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 59 1:00 PM
AVERAGE 76
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 86 1967
MINIMUM TEMPERATURE (F) 56 48 1951
SUNRISE AND SUNSET
JULY 27 2025..........SUNRISE 6:10 AM PDT SUNSET 8:22 PM PDT
JULY 28 2025..........SUNRISE 6:10 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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