555
CDUS46 KSEW 180118
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT FRI APR 17 2026
...............................
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR APRIL 17 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 58 MM 78 1939 63
MINIMUM 42 MM 34 1896 41
1972
2024
AVERAGE 50 52
PRECIPITATION (IN)
TODAY 0.00 1.15 1908 0.00
MONTH TO DATE 2.22 1.61
SINCE OCT 1 29.62 27.65
SINCE JAN 1 13.39 11.51
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.2 2.6
SINCE JUL 1 0.2 2.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 15 13
MONTH TO DATE 205 216
SINCE MAR 1 755 719
SINCE JUL 1 3312 3665
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 0 0
SINCE JAN 1 0 0
.................................................
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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