650
CDUS46 KSEW 050833
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
133 AM PDT SAT APR 05 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 4 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 65 410 PM 75 1966 57 8 46
MINIMUM 39 533 AM 31 1948 42 -3 41
AVERAGE 52 49 3 44
PRECIPITATION (IN)
YESTERDAY 0.00 2.64 1991 0.12 -0.12 0.09
MONTH TO DATE 0.12 0.48 -0.36 0.11
SINCE OCT 1 24.08 30.13 -6.05 29.98
SINCE JAN 1 10.68 14.19 -3.51 12.83
SNOWFALL (IN)
YESTERDAY 0.0 T 1975 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 13 16 -3 21
MONTH TO DATE 66 64 2 60
SINCE MAR 1 612 621 -9 609
SINCE JUL 1 3769 3668 101 3520
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 3 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 26 500 PM
AVERAGE 56
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 73 1966
1977
MINIMUM TEMPERATURE (F) 42 29 1975
SUNRISE AND SUNSET
APRIL 5 2025.........SUNRISE 639 AM PDT SUNSET 745 PM PDT
APRIL 6 2025.........SUNRISE 637 AM PDT SUNSET 747 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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