Climatological Report (Daily)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
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CDUS46 KSEW 190118
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT FRI SEP 18 2026
...................................
...THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 18 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST
VALUE (LST) VALUE YEAR
.....................................................
TEMPERATURE (F)
TODAY
MAXIMUM 72 MM 83 1991 73
2012
MINIMUM 52 MM 44 1947 52
AVERAGE 62 63
PRECIPITATION (IN)
TODAY 0.00 0.82 1969 0.00
2010
MONTH TO DATE 0.76 0.05
SINCE OCT 1 34.36 31.78
SINCE JAN 1 18.13 15.64
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.2 2.6
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 3 2
MONTH TO DATE 31 8
SINCE SEP 1 31 8
SINCE JUL 1 47 17
COOLING
TODAY 0 0
MONTH TO DATE 4 48
SINCE SEP 1 4 48
SINCE JAN 1 289 372
.....................................................
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.
$$