990
CDUS46 KSEW 190116
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT MON MAR 18 2024
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 18 2024
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 66 326 PM 76 2019 55 11 65
MINIMUM 44 631 AM 29 1954 40 4 40
AVERAGE 55 47 8 53
PRECIPITATION (IN)
TODAY 0.00 1.86 1997 0.14 -0.14 0.00
MONTH TO DATE 1.14 2.50 -1.36 1.98
SINCE OCT 1 28.44 27.98 0.46 22.32
SINCE JAN 1 11.29 12.04 -0.75 7.43
SNOWFALL (IN)
TODAY 0.0 0.8 1973 0.0
MONTH TO DATE 0.3 T
SINCE OCT 1 0.3 8.1
SINCE JUL 1 0.3 8.1
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 10 18 -8 12
MONTH TO DATE 355 339 16 366
SINCE MAR 1 355 339 16 366
SINCE JUL 1 3245 3386 -141 3453
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 6 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 700 AM
LOWEST 45 200 PM
AVERAGE 66
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 79 2019
MINIMUM TEMPERATURE (F) 40 27 1965
SUNRISE AND SUNSET
MARCH 18 2024.........SUNRISE 715 AM PDT SUNSET 720 PM PDT
MARCH 19 2024.........SUNRISE 713 AM PDT SUNSET 722 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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