296
CDUS46 KSEW 290828
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT FRI MAY 29 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 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 82 308 PM 92 1983 68 14 81
MINIMUM 56 1159 PM 38 1954 51 5 54
AVERAGE 69 60 9 68
PRECIPITATION (IN)
YESTERDAY T 0.88 1948 0.06 -0.06 0.00
MONTH TO DATE 0.76 1.71 -0.95 0.71
SINCE OCT 1 34.21 34.54 -0.33 27.22
SINCE JAN 1 17.43 18.60 -1.17 13.82
SNOWFALL (IN)
YESTERDAY 0.0 T 1951 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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 6 -6 0
MONTH TO DATE 180 224 -44 232
SINCE MAR 1 1136 1193 -57 1159
SINCE JUL 1 3886 4240 -354 4316
COOLING
YESTERDAY 4 0 4 3
MONTH TO DATE 10 0 10 3
SINCE MAR 1 10 1 9 3
SINCE JAN 1 10 1 9 3
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 500 AM
LOWEST 35 300 PM
AVERAGE 61
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 85 1973
MINIMUM TEMPERATURE (F) 51 35 1951
SUNRISE AND SUNSET
MAY 29 2026...........SUNRISE 518 AM PDT SUNSET 856 PM PDT
MAY 30 2026...........SUNRISE 517 AM PDT SUNSET 857 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page