377
CDUS46 KSEW 010927
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST SUN MAR 01 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 28 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 52 216 PM 68 1968 52 0 60
MINIMUM 39 1226 AM 24 1951 38 1 39
1971
AVERAGE 46 45 1 50
PRECIPITATION (IN)
YESTERDAY 0.00 2.97 2022 0.13 -0.13 0.00
MONTH TO DATE 2.92 3.76 -0.84 3.48
SINCE OCT 1 23.97 25.48 -1.51 18.80
SINCE JAN 1 7.19 9.54 -2.35 5.40
SNOWFALL (IN)
YESTERDAY 0.0 7.0 1962 0.0
MONTH TO DATE T 2.3
SINCE OCT 1 T 2.3
SINCE JUL 1 T 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 20 -1 15
MONTH TO DATE 568 587 -19 678
SINCE DEC 1 1836 1985 -149 2116
SINCE JUL 1 2750 3046 -296 3157
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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1100 PM
LOWEST 56 200 PM
AVERAGE 75
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 62 1968
1990
MINIMUM TEMPERATURE (F) 38 23 1971
SUNRISE AND SUNSET
MARCH 1 2026.........SUNRISE 649 AM PST SUNSET 555 PM PST
MARCH 2 2026.........SUNRISE 647 AM PST SUNSET 556 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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