701
CDUS46 KSEW 160118
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT SAT APR 15 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 15 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 50 1200 PM 75 2021 59 -9 50
MINIMUM 42 MM 33 1967 43 -1 36
AVERAGE 46 51 -5 43
PRECIPITATION (IN)
TODAY 0.01 0.75 1950 0.11 -0.10 0.00
MONTH TO DATE 2.38 1.75 0.63 1.34
SINCE OCT 1 25.28 31.40 -6.12 37.14
SINCE JAN 1 10.39 15.46 -5.07 17.04
SNOWFALL (IN)
TODAY 0.0 T 1968 0.0
1986
MONTH TO DATE T T
SINCE OCT 1 8.1 9.2
SINCE JUL 1 8.1 9.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 14 5 22
MONTH TO DATE 286 226 60 293
SINCE MAR 1 878 783 95 845
SINCE JUL 1 3965 3830 135 4102
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 6 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 600 AM
LOWEST 63 1200 PM
AVERAGE 73
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 81 1947
1999
MINIMUM TEMPERATURE (F) 43 34 1960
1972
1976
SUNRISE AND SUNSET
APRIL 15 2023.........SUNRISE 621 AM PDT SUNSET 759 PM PDT
APRIL 16 2023.........SUNRISE 619 AM PDT SUNSET 800 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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