966
CDUS46 KSEW 220117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT SAT OCT 21 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 21 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 58 244 PM 72 1965 59 -1 53
MINIMUM 53 751 AM 32 1949 46 7 46
AVERAGE 56 52 4 50
PRECIPITATION (IN)
TODAY T 1.61 2017 0.14 -0.14 0.31
MONTH TO DATE 2.12 2.29 -0.17 0.32
SINCE OCT 1 2.12 2.29 -0.17 0.32
SINCE JAN 1 19.94 25.69 -5.75 25.70
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 9 13 -4 15
MONTH TO DATE 125 207 -82 83
SINCE SEP 1 233 309 -76 118
SINCE JUL 1 245 364 -119 138
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 13
SINCE SEP 1 26 30 -4 50
SINCE JAN 1 378 263 115 394
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WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (360)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 81 200 PM
AVERAGE 87
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 70 1965
MINIMUM TEMPERATURE (F) 46 34 1950
SUNRISE AND SUNSET
OCTOBER 21 2023.......SUNRISE 736 AM PDT SUNSET 610 PM PDT
OCTOBER 22 2023.......SUNRISE 738 AM PDT SUNSET 609 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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