012
CDUS46 KSEW 240827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT MON APR 24 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 23 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 54 1051 AM 72 1977 61 -7 59
MINIMUM 45 1159 PM 31 1954 44 1 44
AVERAGE 50 53 -3 52
PRECIPITATION (IN)
YESTERDAY 0.46 1.71 1996 0.09 0.37 0.00
MONTH TO DATE 3.83 2.57 1.26 1.99
SINCE OCT 1 26.73 32.22 -5.49 37.79
SINCE JAN 1 11.84 16.28 -4.44 17.69
SNOWFALL (IN)
YESTERDAY 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 15 12 3 13
MONTH TO DATE 434 331 103 431
SINCE MAR 1 1026 888 138 983
SINCE JUL 1 4113 3935 178 4240
COOLING
YESTERDAY 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
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 54 200 PM
AVERAGE 76
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 77 2018
MINIMUM TEMPERATURE (F) 45 30 1950
SUNRISE AND SUNSET
APRIL 24 2023.........SUNRISE 604 AM PDT SUNSET 811 PM PDT
APRIL 25 2023.........SUNRISE 603 AM PDT SUNSET 813 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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