749
CDUS46 KSEW 180121
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
621 PM PDT MON MAR 17 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 17 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 51 319 PM 71 1947 54 -3 71
MINIMUM 36 242 AM 27 1951 40 -4 47
1955
AVERAGE 44 47 -3 59
PRECIPITATION (IN)
TODAY 0.06 1.05 1950 0.13 -0.07 0.00
MONTH TO DATE 2.42 2.36 0.06 1.14
SINCE OCT 1 21.22 27.84 -6.62 28.65
SINCE JAN 1 7.82 11.90 -4.08 11.50
SNOWFALL (IN)
TODAY MM T 1996 0.0
2009
2012
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 21 18 3 6
MONTH TO DATE 336 321 15 345
SINCE MAR 1 336 321 15 345
SINCE JUL 1 3493 3368 125 3256
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 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 PM
LOWEST 54 200 PM
AVERAGE 74
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 76 2019
MINIMUM TEMPERATURE (F) 40 29 1954
SUNRISE AND SUNSET
MARCH 17 2025.........SUNRISE 717 AM PDT SUNSET 718 PM PDT
MARCH 18 2025.........SUNRISE 715 AM PDT SUNSET 720 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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