737
CDUS46 KSEW 260123
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
623 PM PDT FRI SEP 25 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 62 255 PM 85 1991 69 -7 62
MINIMUM 53 1110 AM 36 1972 52 1 50
AVERAGE 58 60 -2 56
PRECIPITATION (IN)
TODAY 0.21 0.82 2023 0.06 0.15 0.00
MONTH TO DATE 1.45 1.25 0.20 0.49
SINCE OCT 1 38.36 38.98 -0.62 29.40
SINCE JAN 1 21.58 23.04 -1.46 16.00
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 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 7 5 2 9
MONTH TO DATE 89 74 15 33
SINCE SEP 1 89 74 15 33
SINCE JUL 1 114 129 -15 57
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 30 -28 34
SINCE SEP 1 2 30 -28 34
SINCE JAN 1 267 263 4 328
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 10.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 62 900 AM
AVERAGE 81
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 82 2022
MINIMUM TEMPERATURE (F) 52 39 1972
SUNRISE AND SUNSET
SEPTEMBER 25 2026.....SUNRISE 700 AM PDT SUNSET 700 PM PDT
SEPTEMBER 26 2026.....SUNRISE 702 AM PDT SUNSET 658 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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