993
CDUS46 KSEW 070828
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT MON APR 07 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 6 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 57 100 AM 78 2007 57 0 47
MINIMUM 48 1159 PM 31 1956 42 6 43
AVERAGE 53 50 3 45
PRECIPITATION (IN)
YESTERDAY 0.47 0.63 1963 0.12 0.35 0.03
MONTH TO DATE 0.59 0.72 -0.13 0.14
SINCE OCT 1 24.55 30.37 -5.82 30.01
SINCE JAN 1 11.15 14.43 -3.28 12.86
SNOWFALL (IN)
YESTERDAY MM T 1991 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 12 15 -3 20
MONTH TO DATE 86 95 -9 98
SINCE MAR 1 632 652 -20 647
SINCE JUL 1 3789 3699 90 3558
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 4 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 PM
LOWEST 34 200 AM
AVERAGE 65
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 78 1996
2016
MINIMUM TEMPERATURE (F) 42 29 1952
SUNRISE AND SUNSET
APRIL 7 2025.........SUNRISE 635 AM PDT SUNSET 748 PM PDT
APRIL 8 2025.........SUNRISE 633 AM PDT SUNSET 749 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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