249
CDUS46 KSEW 230117
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT MON SEP 22 2025
...............................
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 22 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST
VALUE (LST) VALUE YEAR
.................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 MM 85 1952 73
1990
2009
MINIMUM 51 MM 43 1926 50
AVERAGE 63 62
PRECIPITATION (IN)
TODAY 0.00 1.08 1898 0.00
1978
MONTH TO DATE 0.68 0.41
SINCE OCT 1 32.41 39.13
SINCE JAN 1 16.27 22.75
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.6 T
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 2 3
MONTH TO DATE 13 43
SINCE SEP 1 13 43
SINCE JUL 1 22 70
COOLING
TODAY 0 0
MONTH TO DATE 48 43
SINCE SEP 1 48 43
SINCE JAN 1 372 332
.................................................
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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