990
CDUS46 KSEW 030827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT SAT MAY 03 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 2 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 69 202 PM 87 1945 63 6 66
2016
MINIMUM 50 448 AM 33 1952 46 4 42
AVERAGE 60 55 5 54
PRECIPITATION (IN)
YESTERDAY T 0.47 1975 0.07 -0.07 0.00
MONTH TO DATE T 0.14 -0.14 0.00
SINCE OCT 1 26.51 32.97 -6.46 30.76
SINCE JAN 1 13.11 17.03 -3.92 13.61
SNOWFALL (IN)
YESTERDAY MM 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 5 10 -5 11
MONTH TO DATE 10 21 -11 27
SINCE MAR 1 937 990 -53 996
SINCE JUL 1 4094 4037 57 3907
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 9 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1000 PM
LOWEST 33 1200 PM
AVERAGE 60
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 77 1992
MINIMUM TEMPERATURE (F) 46 35 1950
SUNRISE AND SUNSET
MAY 3 2025...........SUNRISE 549 AM PDT SUNSET 824 PM PDT
MAY 4 2025...........SUNRISE 547 AM PDT SUNSET 826 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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