057
CDUS46 KSEW 140839
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
139 AM PDT MON APR 14 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 13 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 61 325 PM 75 1980 59 2 63
MINIMUM 37 443 AM 32 1945 43 -6 42
2022
AVERAGE 49 51 -2 53
PRECIPITATION (IN)
YESTERDAY 0.00 1.45 2002 0.12 -0.12 0.00
MONTH TO DATE 1.95 1.53 0.42 0.40
SINCE OCT 1 25.91 31.18 -5.27 30.27
SINCE JAN 1 12.51 15.24 -2.73 13.12
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 16 14 2 12
MONTH TO DATE 189 198 -9 205
SINCE MAR 1 735 755 -20 754
SINCE JUL 1 3892 3802 90 3665
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 8 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 500 AM
LOWEST 34 400 PM
AVERAGE 60
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 83 1984
MINIMUM TEMPERATURE (F) 43 33 1955
SUNRISE AND SUNSET
APRIL 14 2025.........SUNRISE 622 AM PDT SUNSET 758 PM PDT
APRIL 15 2025.........SUNRISE 620 AM PDT SUNSET 759 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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