910
CDUS46 KSEW 170827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT WED APR 17 2024
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 16 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 425 PM 81 1947 59 -5 51
1999
MINIMUM 40 1159 PM 34 1960 43 -3 38
1972
1976
AVERAGE 47 51 -4 45
PRECIPITATION (IN)
YESTERDAY T 0.95 1992 0.11 -0.11 0.34
MONTH TO DATE 0.40 1.86 -1.46 2.73
SINCE OCT 1 30.06 31.51 -1.45 25.63
SINCE JAN 1 12.91 15.57 -2.66 10.74
SNOWFALL (IN)
YESTERDAY 0.0 1.1 1972 0.0
MONTH TO DATE 0.0 T
SINCE OCT 1 0.3 8.1
SINCE JUL 1 0.3 8.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 18 14 4 20
MONTH TO DATE 249 240 9 305
SINCE MAR 1 798 797 1 897
SINCE JUL 1 3688 3844 -156 3984
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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 700 AM
LOWEST 33 500 PM
AVERAGE 56
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 80 2016
2021
MINIMUM TEMPERATURE (F) 43 33 1964
SUNRISE AND SUNSET
APRIL 17 2024.........SUNRISE 616 AM PDT SUNSET 802 PM PDT
APRIL 18 2024.........SUNRISE 614 AM PDT SUNSET 804 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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