206
CDUS46 KSEW 280826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED JUN 28 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 27 2023
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)
YESTERDAY
MAXIMUM 74 437 PM 104 2021 73 1 91
MINIMUM 54 633 AM 45 1949 54 0 57
AVERAGE 64 64 0 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 2001 0.04 -0.04 0.00
MONTH TO DATE 1.22 1.35 -0.13 2.66
SINCE OCT 1 28.91 36.06 -7.15 44.99
SINCE JAN 1 14.02 20.12 -6.10 24.89
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 1 3 -2 0
MONTH TO DATE 112 111 1 133
SINCE JUN 1 112 111 1 133
SINCE JUL 1 4433 4369 64 4847
COOLING
YESTERDAY 0 2 -2 9
MONTH TO DATE 20 30 -10 31
SINCE JUN 1 20 30 -10 31
SINCE JAN 1 55 40 15 31
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WIND (MPH)
RESULTANT WIND SPEED 5 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 6.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 100 AM
LOWEST 53 600 PM
AVERAGE 72
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 108 2021
MINIMUM TEMPERATURE (F) 55 45 1949
1954
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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