377
CDUS46 KSEW 270836
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
136 AM PDT SAT MAY 27 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 26 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 82 452 PM 89 2005 68 14 66
MINIMUM 56 1159 PM 40 1952 51 5 50
AVERAGE 69 59 10 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 1954 0.06 -0.06 0.24
MONTH TO DATE 0.93 1.60 -0.67 3.44
SINCE OCT 1 27.69 34.43 -6.74 41.95
SINCE JAN 1 12.80 18.49 -5.69 21.85
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 0 6 -6 7
MONTH TO DATE 119 212 -93 323
SINCE MAR 1 1197 1181 16 1405
SINCE JUL 1 4284 4228 56 4662
COOLING
YESTERDAY 4 0 4 0
MONTH TO DATE 35 0 35 0
SINCE MAR 1 35 1 34 0
SINCE JAN 1 35 1 34 0
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 400 AM
LOWEST 30 600 PM
AVERAGE 55
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 89 2005
MINIMUM TEMPERATURE (F) 51 37 1966
SUNRISE AND SUNSET
MAY 27 2023...........SUNRISE 520 AM PDT SUNSET 853 PM PDT
MAY 28 2023...........SUNRISE 519 AM PDT SUNSET 854 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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