844
CDUS46 KSEW 180147
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
647 PM PDT SAT JUN 17 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 59 520 PM 91 1969 71 -12 57
MINIMUM 51 937 AM 43 1954 53 -2 53
AVERAGE 55 62 -7 55
PRECIPITATION (IN)
TODAY 0.07 0.51 1964 0.05 0.02 0.16
MONTH TO DATE 0.62 0.91 -0.29 2.61
SINCE OCT 1 28.31 35.62 -7.31 44.94
SINCE JAN 1 13.42 19.68 -6.26 24.84
SNOWFALL (IN)
TODAY MM 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 MM
DEGREE DAYS
HEATING
TODAY 10 4 6 10
MONTH TO DATE 73 79 -6 106
SINCE JUN 1 73 79 -6 106
SINCE JUL 1 4394 4337 57 4820
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 17 17 0 0
SINCE JUN 1 17 17 0 0
SINCE JAN 1 52 27 25 0
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 800 AM
LOWEST 60 400 PM
AVERAGE 78
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 94 1982
MINIMUM TEMPERATURE (F) 53 43 1954
SUNRISE AND SUNSET
JUNE 17 2023..........SUNRISE 512 AM PDT SUNSET 909 PM PDT
JUNE 18 2023..........SUNRISE 512 AM PDT SUNSET 909 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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