308
CDUS46 KMTR 130837
CLIOAK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT SAT SEP 13 2025
...............................
..THE OAKLAND AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 12:45 PM 98 1979 74 -4 77
MINIMUM 62 11:59 PM 50 2000 56 6 57
2018
AVERAGE 66 65 1 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.28 1963 0.00 0.00 0.00
MONTH TO DATE 0.02 0.01 0.01 0.00
SINCE OCT 1 9.30 18.59 -9.29 16.36
SINCE JAN 1 4.54 11.85 -7.31 12.39
SNOWFALL (IN)
YESTERDAY MM 0.0 1985
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 1 24 -23 0
SINCE SEP 1 1 24 -23 0
SINCE JUL 1 88 133 -45 22
COOLING
YESTERDAY 1 2 -1 2
MONTH TO DATE 27 24 3 34
SINCE SEP 1 27 24 3 34
SINCE JAN 1 75 129 -54 236
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 68 1:00 PM
AVERAGE 78
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THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 98 2003
MINIMUM TEMPERATURE (F) 56 50 1955
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 6:49 AM PDT SUNSET 7:19 PM PDT
SEPTEMBER 14 2025.....SUNRISE 6:50 AM PDT SUNSET 7:18 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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