Climatological Report (Daily)
Issued by NWS
Issued by NWS
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718
CDUS46 KMTR 210830
CLIOAK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT THU AUG 21 2025
...................................
...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 82 1:19 PM 86 2023 73 9 81
MINIMUM 56 5:52 AM 50 1955 57 -1 56
AVERAGE 69 65 4 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 1959 0.00 0.00 0.00
MONTH TO DATE T 0.02 -0.02 T
SINCE OCT 1 9.28 18.56 -9.28 16.32
SINCE JAN 1 4.52 11.82 -7.30 12.35
SNOWFALL (IN)
YESTERDAY MM 0.0 1985
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 15 40 -25 12
SINCE JUN 1 219 191 28 87
SINCE JUL 1 84 99 -15 22
COOLING
YESTERDAY 4 2 2 4
MONTH TO DATE 17 21 -4 34
SINCE JUN 1 19 70 -51 150
SINCE JAN 1 26 87 -61 158
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 6:00 AM
LOWEST 45 12:00 PM
AVERAGE 67
..........................................................
THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 83 1974
MINIMUM TEMPERATURE (F) 57 51 2000
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:30 AM PDT SUNSET 7:53 PM PDT
AUGUST 22 2025........SUNRISE 6:31 AM PDT SUNSET 7:52 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$