185
CDUS46 KSEW 200216
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PST THU DEC 19 2024
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 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 55 1134 AM 56 1969 46 9 52
1994
MINIMUM 44 533 AM 17 1949 37 7 47
1990
AVERAGE 50 42 8 50
PRECIPITATION (IN)
TODAY 0.04 1.32 2019 0.18 -0.14 0.12
MONTH TO DATE 2.74 3.50 -0.76 6.87
SINCE OCT 1 10.64 13.72 -3.08 15.54
SINCE JAN 1 29.42 37.12 -7.70 33.36
SNOWFALL (IN)
TODAY 0.0 3.3 1964 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 15 23 -8 15
MONTH TO DATE 421 430 -9 372
SINCE DEC 1 421 430 -9 372
SINCE JUL 1 1462 1491 -29 1375
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 2 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 700 AM
LOWEST 56 900 AM
AVERAGE 69
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 59 2018
MINIMUM TEMPERATURE (F) 37 14 1990
2008
SUNRISE AND SUNSET
DECEMBER 19 2024......SUNRISE 753 AM PST SUNSET 420 PM PST
DECEMBER 20 2024......SUNRISE 754 AM PST SUNSET 421 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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