Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 220036
CLIOAK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
536 PM PDT SUN SEP 21 2025
...................................
...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 72 3:09 PM 95 2003 74 -2 71
MINIMUM 59 6:48 AM 48 2004 55 4 59
2012
AVERAGE 66 65 1 65
PRECIPITATION (IN)
TODAY T 0.61 2013 0.00 0.00 0.00
MONTH TO DATE 0.02 0.04 -0.02 0.00
SINCE OCT 1 9.30 18.62 -9.32 16.36
SINCE JAN 1 4.54 11.88 -7.34 12.39
SNOWFALL (IN)
TODAY MM 0.0 1985
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 1 42 -41 10
SINCE SEP 1 1 42 -41 10
SINCE JUL 1 88 151 -63 32
COOLING
TODAY 1 2 -1 0
MONTH TO DATE 47 42 5 37
SINCE SEP 1 47 42 5 37
SINCE JAN 1 95 147 -52 239
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 66 2:00 PM
AVERAGE 78
..........................................................
THE OAKLAND AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 96 1949
MINIMUM TEMPERATURE (F) 55 47 2012
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 6:56 AM PDT SUNSET 7:07 PM PDT
SEPTEMBER 22 2025.....SUNRISE 6:57 AM PDT SUNSET 7:05 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$