687
CDUS46 KSEW 190837
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
137 AM PDT MON JUN 19 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 18 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 62 119 PM 94 1982 71 -9 63
MINIMUM 47 457 AM 43 1954 53 -6 52
AVERAGE 55 62 -7 58
PRECIPITATION (IN)
YESTERDAY 0.17 0.41 2011 0.05 0.12 0.01
MONTH TO DATE 0.79 0.96 -0.17 2.62
SINCE OCT 1 28.48 35.67 -7.19 44.95
SINCE JAN 1 13.59 19.73 -6.14 24.85
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 10 4 6 7
MONTH TO DATE 83 83 0 113
SINCE JUN 1 83 83 0 113
SINCE JUL 1 4404 4341 63 4827
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 17 18 -1 0
SINCE JUN 1 17 18 -1 0
SINCE JAN 1 52 28 24 0
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 500 PM
LOWEST 47 100 PM
AVERAGE 67
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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 2023..........SUNRISE 512 AM PDT SUNSET 909 PM PDT
JUNE 20 2023..........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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