501
CDUS46 KSEW 290119
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
619 PM PDT WED JUN 28 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 28 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 79 411 PM 108 2021 74 5 65
MINIMUM 54 517 AM 45 1949 55 -1 56
1954
AVERAGE 67 64 3 61
PRECIPITATION (IN)
TODAY 0.00 1.15 1946 0.03 -0.03 0.01
MONTH TO DATE 1.22 1.38 -0.16 2.67
SINCE OCT 1 28.91 36.09 -7.18 45.00
SINCE JAN 1 14.02 20.15 -6.13 24.90
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 8.1 9.2
SINCE JUL 1 8.1 9.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 4
MONTH TO DATE 112 113 -1 137
SINCE JUN 1 112 113 -1 137
SINCE JUL 1 4433 4371 62 4851
COOLING
TODAY 2 2 0 0
MONTH TO DATE 22 32 -10 31
SINCE JUN 1 22 32 -10 31
SINCE JAN 1 57 42 15 31
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 42 400 PM
AVERAGE 68
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1987
MINIMUM TEMPERATURE (F) 55 45 1949
SUNRISE AND SUNSET
JUNE 28 2023..........SUNRISE 515 AM PDT SUNSET 910 PM PDT
JUNE 29 2023..........SUNRISE 515 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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