692
CDUS46 KSEW 300826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT FRI MAY 30 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 29 2025
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)
YESTERDAY
MAXIMUM 69 223 PM 85 1973 69 0 63
MINIMUM 54 456 AM 35 1951 51 3 48
AVERAGE 62 60 2 56
PRECIPITATION (IN)
YESTERDAY 0.10 1.83 1969 0.06 0.04 0.11
MONTH TO DATE 0.81 1.77 -0.96 1.54
SINCE OCT 1 27.32 34.60 -7.28 32.30
SINCE JAN 1 13.92 18.66 -4.74 15.15
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.3 0.3
SINCE JUL 1 2.3 0.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 3 6 -3 9
MONTH TO DATE 232 230 2 278
SINCE MAR 1 1159 1199 -40 1247
SINCE JUL 1 4316 4246 70 4158
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 7
SINCE MAR 1 0 1 -1 7
SINCE JAN 1 0 1 -1 7
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1000 AM
LOWEST 37 300 PM
AVERAGE 65
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 87 1956
2007
MINIMUM TEMPERATURE (F) 51 36 1951
SUNRISE AND SUNSET
MAY 30 2025...........SUNRISE 517 AM PDT SUNSET 857 PM PDT
MAY 31 2025...........SUNRISE 517 AM PDT SUNSET 858 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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