358
CDUS46 KSEW 150826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE APR 15 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 14 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 67 322 PM 83 1984 59 8 65
MINIMUM 43 401 AM 33 1955 43 0 43
AVERAGE 55 51 4 54
PRECIPITATION (IN)
YESTERDAY 0.00 1.70 2018 0.11 -0.11 0.00
MONTH TO DATE 1.95 1.64 0.31 0.40
SINCE OCT 1 25.91 31.29 -5.38 30.27
SINCE JAN 1 12.51 15.35 -2.84 13.12
SNOWFALL (IN)
YESTERDAY 0.0 T 1982 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 10 14 -4 11
MONTH TO DATE 199 212 -13 216
SINCE MAR 1 745 769 -24 765
SINCE JUL 1 3902 3816 86 3676
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 700 AM
LOWEST 31 300 PM
AVERAGE 54
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 75 2021
MINIMUM TEMPERATURE (F) 43 33 1967
SUNRISE AND SUNSET
APRIL 15 2025.........SUNRISE 620 AM PDT SUNSET 759 PM PDT
APRIL 16 2025.........SUNRISE 618 AM PDT SUNSET 801 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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