052
CDUS46 KSEW 230115
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
615 PM PDT FRI MAY 22 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 22 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 449 PM 86 1969 68 9 68
MINIMUM 51 438 AM 37 1960 50 1 49
AVERAGE 64 59 5 59
PRECIPITATION (IN)
TODAY 0.00 0.67 1984 0.05 -0.05 0.05
MONTH TO DATE 0.49 1.37 -0.88 0.65
SINCE OCT 1 33.94 34.20 -0.26 27.16
SINCE JAN 1 17.16 18.26 -1.10 13.76
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 1 7 -6 6
MONTH TO DATE 146 188 -42 208
SINCE MAR 1 1102 1157 -55 1135
SINCE JUL 1 3852 4204 -352 4292
COOLING
TODAY 0 0 0 0
MONTH TO DATE 6 0 6 0
SINCE MAR 1 6 1 5 0
SINCE JAN 1 6 1 5 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 500 AM
LOWEST 38 100 PM
AVERAGE 58
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 90 1969
MINIMUM TEMPERATURE (F) 50 37 1950
1980
SUNRISE AND SUNSET
MAY 22 2026...........SUNRISE 524 AM PDT SUNSET 848 PM PDT
MAY 23 2026...........SUNRISE 523 AM PDT SUNSET 849 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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