442
CDUS46 KSEW 060826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE MAY 06 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 5 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 70 452 PM 86 1953 64 6 51
MINIMUM 42 520 AM 33 1947 47 -5 47
AVERAGE 56 55 1 49
PRECIPITATION (IN)
YESTERDAY 0.00 0.70 2023 0.07 -0.07 0.14
MONTH TO DATE T 0.35 -0.35 0.26
SINCE OCT 1 26.51 33.18 -6.67 31.02
SINCE JAN 1 13.11 17.24 -4.13 13.87
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 MM
DEGREE DAYS
HEATING
YESTERDAY 9 10 -1 16
MONTH TO DATE 46 51 -5 65
SINCE MAR 1 973 1020 -47 1034
SINCE JUL 1 4130 4067 63 3945
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 1 -1 0
SINCE JAN 1 0 1 -1 0
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WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 200 AM
LOWEST 20 500 PM
AVERAGE 48
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 87 2013
MINIMUM TEMPERATURE (F) 47 36 1965
2002
SUNRISE AND SUNSET
MAY 6 2025...........SUNRISE 544 AM PDT SUNSET 828 PM PDT
MAY 7 2025...........SUNRISE 543 AM PDT SUNSET 830 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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