517
CDUS46 KSEW 290118
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT SUN MAY 28 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 28 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 64 454 PM 92 1983 68 -4 58
MINIMUM 48 422 AM 38 1954 51 -3 48
AVERAGE 56 60 -4 53
PRECIPITATION (IN)
TODAY 0.00 0.88 1948 0.06 -0.06 0.15
MONTH TO DATE 0.93 1.71 -0.78 3.59
SINCE OCT 1 27.69 34.54 -6.85 42.10
SINCE JAN 1 12.80 18.60 -5.80 22.00
SNOWFALL (IN)
TODAY 0.0 T 1951 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 8.1 9.2
SINCE JUL 1 8.1 9.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 9 6 3 12
MONTH TO DATE 132 224 -92 344
SINCE MAR 1 1210 1193 17 1426
SINCE JUL 1 4297 4240 57 4683
COOLING
TODAY 0 0 0 0
MONTH TO DATE 35 0 35 0
SINCE MAR 1 35 1 34 0
SINCE JAN 1 35 1 34 0
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 200 AM
LOWEST 58 400 PM
AVERAGE 71
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 85 1973
MINIMUM TEMPERATURE (F) 51 35 1951
SUNRISE AND SUNSET
MAY 28 2023...........SUNRISE 519 AM PDT SUNSET 854 PM PDT
MAY 29 2023...........SUNRISE 518 AM PDT SUNSET 855 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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