Climatological Report (Daily)
Issued by NWS
Issued by NWS
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839
CDUS46 KMTR 040032
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
532 PM PDT FRI OCT 03 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 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 69 MM 95 2014 74 -5 88
MINIMUM 60 MM 42 1954 55 5 61
AVERAGE 65 65 0 75
PRECIPITATION (IN)
TODAY 0.00 0.16 2011 0.02 -0.02 0.00
MONTH TO DATE 0.13 0.04 0.09 0.00
SINCE OCT 1 0.13 0.04 0.09 0.00
SINCE JAN 1 7.75 12.71 -4.96 14.90
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 0 6 -6 0
SINCE SEP 1 3 52 -49 74
SINCE JUL 1 93 154 -61 204
COOLING
TODAY 0 2 -2 10
MONTH TO DATE 3 6 -3 37
SINCE SEP 1 81 62 19 61
SINCE JAN 1 131 172 -41 135
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 14.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 61 2:00 PM
AVERAGE 73
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 95 1987
MINIMUM TEMPERATURE (F) 55 47 1989
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 7:07 AM PDT SUNSET 6:49 PM PDT
OCTOBER 4 2025.......SUNRISE 7:08 AM PDT SUNSET 6:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$