000
CDUS46 KSEW 210117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT THU MAR 20 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 20 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 49 230 PM 79 2019 55 -6 51
MINIMUM 41 724 AM 26 1955 40 1 46
AVERAGE 45 48 -3 49
PRECIPITATION (IN)
TODAY 0.25 0.76 1984 0.13 0.12 0.03
MONTH TO DATE 2.76 2.76 -0.00 1.17
SINCE OCT 1 21.56 28.24 -6.68 28.68
SINCE JAN 1 8.16 12.30 -4.14 11.53
SNOWFALL (IN)
TODAY 0.0 2.3 1966 0.0
MONTH TO DATE 0.0 0.3
SINCE OCT 1 2.3 0.3
SINCE JUL 1 2.3 0.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 20 17 3 16
MONTH TO DATE 396 374 22 382
SINCE MAR 1 396 374 22 382
SINCE JUL 1 3553 3421 132 3293
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
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WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 14.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 400 AM
LOWEST 66 200 PM
AVERAGE 78
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 69 1992
MINIMUM TEMPERATURE (F) 41 29 1952
1954
2009
SUNRISE AND SUNSET
MARCH 20 2025.........SUNRISE 711 AM PDT SUNSET 723 PM PDT
MARCH 21 2025.........SUNRISE 709 AM PDT SUNSET 724 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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