659
CDUS46 KSEW 280926
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PST SAT FEB 28 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 27 2026...
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)
YESTERDAY
MAXIMUM 52 259 PM 70 1968 52 0 63
MINIMUM 40 1119 PM 20 1962 38 2 39
AVERAGE 46 45 1 51
PRECIPITATION (IN)
YESTERDAY 0.00 2.23 1972 0.13 -0.13 0.00
MONTH TO DATE 2.92 3.63 -0.71 3.48
SINCE OCT 1 23.97 25.35 -1.38 18.80
SINCE JAN 1 7.19 9.41 -2.22 5.40
SNOWFALL (IN)
YESTERDAY 0.0 1.5 1971 0.0
MONTH TO DATE T 2.3
SINCE OCT 1 T 2.3
SINCE JUL 1 T 2.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 19 20 -1 14
MONTH TO DATE 549 567 -18 663
SINCE DEC 1 1817 1965 -148 2101
SINCE JUL 1 2731 3026 -295 3142
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 58 400 PM
AVERAGE 72
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 68 1968
MINIMUM TEMPERATURE (F) 38 24 1951
1971
SUNRISE AND SUNSET
FEBRUARY 28 2026......SUNRISE 651 AM PST SUNSET 553 PM PST
MARCH 1 2026.........SUNRISE 649 AM PST SUNSET 555 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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