427
CDUS46 KSEW 130838
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
138 AM PDT SAT JUN 13 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 12 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 514 PM 95 2019 70 4 66
MINIMUM 54 416 AM 38 1952 53 1 51
AVERAGE 64 61 3 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 1953 0.05 -0.05 0.00
MONTH TO DATE 1.24 0.66 0.58 0.00
SINCE OCT 1 35.83 35.37 0.46 27.34
SINCE JAN 1 19.05 19.43 -0.38 13.94
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 1 4 -3 6
MONTH TO DATE 61 59 2 31
SINCE JUN 1 61 59 2 31
SINCE JUL 1 3976 4317 -341 4358
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 6 12 -6 28
SINCE JUN 1 6 12 -6 28
SINCE JAN 1 16 22 -6 31
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WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (350)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 500 AM
LOWEST 31 500 PM
AVERAGE 50
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 94 2002
MINIMUM TEMPERATURE (F) 53 42 1945
1952
SUNRISE AND SUNSET
JUNE 13 2026..........SUNRISE 512 AM PDT SUNSET 907 PM PDT
JUNE 14 2026..........SUNRISE 512 AM PDT SUNSET 908 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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