311
CDUS46 KSEW 260830
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
130 AM PDT THU JUN 26 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 25 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 71 358 PM 96 2017 73 -2 80
MINIMUM 54 406 AM 45 1949 54 0 54
1956
AVERAGE 63 64 -1 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.39 2013 0.04 -0.04 0.00
MONTH TO DATE 0.35 1.27 -0.92 1.16
SINCE OCT 1 27.69 35.98 -8.29 33.46
SINCE JAN 1 14.29 20.04 -5.75 16.31
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 2 3 -1 0
MONTH TO DATE 87 105 -18 124
SINCE JUN 1 87 105 -18 124
SINCE JUL 1 4414 4363 51 4296
COOLING
YESTERDAY 0 2 -2 2
MONTH TO DATE 30 26 4 16
SINCE JUN 1 30 26 4 16
SINCE JAN 1 33 36 -3 23
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WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 300 AM
LOWEST 44 200 PM
AVERAGE 65
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 102 2021
MINIMUM TEMPERATURE (F) 54 46 1949
1960
1965
SUNRISE AND SUNSET
JUNE 26 2025..........SUNRISE 514 AM PDT SUNSET 910 PM PDT
JUNE 27 2025..........SUNRISE 514 AM PDT SUNSET 910 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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