153
CDUS46 KSEW 280827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT FRI APR 28 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 27 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 68 415 PM 81 1987 62 6 56
MINIMUM 50 638 AM 31 1948 45 5 39
AVERAGE 59 54 5 48
PRECIPITATION (IN)
YESTERDAY 0.00 0.70 1952 0.09 -0.09 T
MONTH TO DATE 3.86 2.94 0.92 2.18
SINCE OCT 1 26.76 32.59 -5.83 37.98
SINCE JAN 1 11.87 16.65 -4.78 17.88
SNOWFALL (IN)
YESTERDAY 0.0 T 1970 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
YESTERDAY 6 12 -6 17
MONTH TO DATE 476 379 97 490
SINCE MAR 1 1068 936 132 1042
SINCE JUL 1 4155 3983 172 4299
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 11 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 300 AM
LOWEST 44 400 PM
AVERAGE 62
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 76 1968
MINIMUM TEMPERATURE (F) 45 31 1955
SUNRISE AND SUNSET
APRIL 28 2023.........SUNRISE 558 AM PDT SUNSET 817 PM PDT
APRIL 29 2023.........SUNRISE 556 AM PDT SUNSET 818 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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