803
CDUS46 KSEW 190217
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PST SAT JAN 18 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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 43 318 PM 60 2005 48 -5 39
MINIMUM 27 522 AM 9 1950 38 -11 34
AVERAGE 35 43 -8 37
PRECIPITATION (IN)
TODAY 0.00 2.98 1986 0.19 -0.19 0.38
MONTH TO DATE 1.04 3.45 -2.41 3.01
SINCE OCT 1 14.43 19.39 -4.96 20.16
SINCE JAN 1 1.04 3.45 -2.41 3.01
SNOWFALL (IN)
TODAY 0.0 6.8 2012 0.0
MONTH TO DATE 0.0 T
SINCE OCT 1 0.0 T
SINCE JUL 1 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 30 22 8 28
MONTH TO DATE 429 404 25 519
SINCE DEC 1 1075 1115 -40 1115
SINCE JUL 1 2116 2176 -60 2118
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 53 200 PM
AVERAGE 77
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 62 2005
MINIMUM TEMPERATURE (F) 38 18 1954
SUNRISE AND SUNSET
JANUARY 18 2025.......SUNRISE 750 AM PST SUNSET 450 PM PST
JANUARY 19 2025.......SUNRISE 749 AM PST SUNSET 452 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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