608
CDUS46 KSEW 220116
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT FRI APR 21 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 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 52 414 PM 76 1982 60 -8 56
MINIMUM 43 553 AM 29 1951 44 -1 42
AVERAGE 48 52 -4 49
PRECIPITATION (IN)
TODAY 0.00 0.87 2010 0.10 -0.10 0.18
MONTH TO DATE 3.23 2.38 0.85 1.98
SINCE OCT 1 26.13 32.03 -5.90 37.78
SINCE JAN 1 11.24 16.09 -4.85 17.68
SNOWFALL (IN)
TODAY MM MM MM 0.0
MONTH TO DATE T T
SINCE OCT 1 8.1 9.2
SINCE JUL 1 8.1 9.2
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 17 13 4 16
MONTH TO DATE 408 306 102 403
SINCE MAR 1 1000 863 137 955
SINCE JUL 1 4087 3910 177 4212
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 11.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1200 AM
LOWEST 63 100 PM
AVERAGE 75
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 78 1977
2005
MINIMUM TEMPERATURE (F) 44 35 1950
1964
1972
SUNRISE AND SUNSET
APRIL 21 2023.........SUNRISE 610 AM PDT SUNSET 807 PM PDT
APRIL 22 2023.........SUNRISE 608 AM PDT SUNSET 808 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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