907
CDUS46 KSEW 220216
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PST SAT DEC 21 2024
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 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 58 538 AM 59 2020 46 12 50
MINIMUM 44 244 AM 12 1990 37 7 42
AVERAGE 51 42 9 46
PRECIPITATION (IN)
TODAY 0.19 1.64 2020 0.19 0.00 0.00
MONTH TO DATE 3.10 3.87 -0.77 6.87
SINCE OCT 1 11.00 14.09 -3.09 15.54
SINCE JAN 1 29.78 37.49 -7.71 33.36
SNOWFALL (IN)
TODAY 0.0 3.0 2008 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 14 24 -10 19
MONTH TO DATE 448 477 -29 411
SINCE DEC 1 448 477 -29 411
SINCE JUL 1 1489 1538 -49 1414
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 315 263 52 378
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 100 PM
LOWEST 44 500 AM
AVERAGE 69
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 57 2005
MINIMUM TEMPERATURE (F) 37 14 1983
SUNRISE AND SUNSET
DECEMBER 21 2024......SUNRISE 754 AM PST SUNSET 421 PM PST
DECEMBER 22 2024......SUNRISE 755 AM PST SUNSET 422 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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