844
CDUS46 KSEW 190826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT FRI JUN 19 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 18 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 79 414 PM 94 1982 71 8 69
MINIMUM 56 305 AM 43 1954 53 3 55
AVERAGE 68 62 6 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 2011 0.05 -0.05 T
MONTH TO DATE 1.24 0.96 0.28 T
SINCE OCT 1 35.83 35.67 0.16 27.34
SINCE JAN 1 19.05 19.73 -0.68 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 0 4 -4 3
MONTH TO DATE 63 83 -20 57
SINCE JUN 1 63 83 -20 57
SINCE JUL 1 3978 4341 -363 4384
COOLING
YESTERDAY 3 1 2 0
MONTH TO DATE 40 18 22 28
SINCE JUN 1 40 18 22 28
SINCE JAN 1 50 28 22 31
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION N (350)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 200 AM
LOWEST 35 200 PM
AVERAGE 55
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 1982
MINIMUM TEMPERATURE (F) 53 43 1951
1955
SUNRISE AND SUNSET
JUNE 19 2026..........SUNRISE 512 AM PDT SUNSET 910 PM PDT
JUNE 20 2026..........SUNRISE 512 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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