092
CDUS46 KSEW 040825
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
125 AM PDT SUN MAY 04 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 3 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 57 430 PM 77 1992 64 -7 66
MINIMUM 45 540 AM 35 1950 46 -1 46
AVERAGE 51 55 -4 56
PRECIPITATION (IN)
YESTERDAY T 1.31 2014 0.07 -0.07 T
MONTH TO DATE T 0.21 -0.21 T
SINCE OCT 1 26.51 33.04 -6.53 30.76
SINCE JAN 1 13.11 17.10 -3.99 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 14 10 4 9
MONTH TO DATE 24 31 -7 36
SINCE MAR 1 951 1000 -49 1005
SINCE JUL 1 4108 4047 61 3916
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 1 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 500 AM
LOWEST 50 400 PM
AVERAGE 70
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 85 1992
MINIMUM TEMPERATURE (F) 46 33 1962
SUNRISE AND SUNSET
MAY 4 2025...........SUNRISE 547 AM PDT SUNSET 826 PM PDT
MAY 5 2025...........SUNRISE 546 AM PDT SUNSET 827 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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