962
CDUS46 KSEW 280826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT SUN JUN 28 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 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 70 426 PM 104 2021 73 -3 69
MINIMUM 53 255 AM 45 1949 54 -1 55
AVERAGE 62 64 -2 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 2001 0.04 -0.04 T
MONTH TO DATE 1.34 1.35 -0.01 0.42
SINCE OCT 1 35.93 36.06 -0.13 27.76
SINCE JAN 1 19.15 20.12 -0.97 14.36
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 3 3 0 3
MONTH TO DATE 78 111 -33 94
SINCE JUN 1 78 111 -33 94
SINCE JUL 1 3993 4369 -376 4421
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 71 30 41 30
SINCE JUN 1 71 30 41 30
SINCE JAN 1 81 40 41 33
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1100 PM
LOWEST 40 400 PM
AVERAGE 64
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 108 2021
MINIMUM TEMPERATURE (F) 55 45 1949
1954
SUNRISE AND SUNSET
JUNE 28 2026..........SUNRISE 515 AM PDT SUNSET 910 PM PDT
JUNE 29 2026..........SUNRISE 515 AM PDT SUNSET 910 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