517
CDUS46 KSEW 280135
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
635 PM PDT THU MAR 27 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 27 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 60 1104 AM 71 1994 56 4 53
MINIMUM 47 615 AM 26 1975 41 6 43
AVERAGE 54 48 6 48
PRECIPITATION (IN)
TODAY 0.07 0.64 1968 0.13 -0.06 0.54
2005
MONTH TO DATE 4.72 3.69 1.03 2.13
SINCE OCT 1 23.52 29.17 -5.65 29.64
SINCE JAN 1 10.12 13.23 -3.11 12.49
SNOWFALL (IN)
TODAY MM T 1988 0.0
2008
MONTH TO DATE 0.0 0.3
SINCE OCT 1 2.3 0.3
SINCE JUL 1 2.3 0.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 11 17 -6 17
MONTH TO DATE 483 493 -10 487
SINCE MAR 1 483 493 -10 487
SINCE JUL 1 3640 3540 100 3398
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 49 1200 PM
AVERAGE 71
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 73 1994
MINIMUM TEMPERATURE (F) 41 26 1954
SUNRISE AND SUNSET
MARCH 27 2025.........SUNRISE 657 AM PDT SUNSET 733 PM PDT
MARCH 28 2025.........SUNRISE 655 AM PDT SUNSET 734 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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