186
CDUS46 KSEW 250117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT SUN MAY 24 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 24 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 72 459 PM 89 1992 68 4 76
MINIMUM 50 634 AM 37 1950 50 0 47
1975
AVERAGE 61 59 2 62
PRECIPITATION (IN)
TODAY 0.00 0.65 1998 0.05 -0.05 0.00
MONTH TO DATE 0.49 1.48 -0.99 0.65
SINCE OCT 1 33.94 34.31 -0.37 27.16
SINCE JAN 1 17.16 18.37 -1.21 13.76
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 4 6 -2 3
MONTH TO DATE 157 200 -43 218
SINCE MAR 1 1113 1169 -56 1145
SINCE JUL 1 3863 4216 -353 4302
COOLING
TODAY 0 0 0 0
MONTH TO DATE 6 0 6 0
SINCE MAR 1 6 1 5 0
SINCE JAN 1 6 1 5 0
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 30 400 PM
AVERAGE 58
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 87 1947
MINIMUM TEMPERATURE (F) 50 37 1964
SUNRISE AND SUNSET
MAY 24 2026...........SUNRISE 522 AM PDT SUNSET 850 PM PDT
MAY 25 2026...........SUNRISE 521 AM PDT SUNSET 852 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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