742
CDUS46 KSEW 150833
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
133 AM PDT SUN MAR 15 2026
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..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 14 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 247 PM 66 1947 54 -8 49
MINIMUM 33 543 AM 26 1953 40 -7 34
AVERAGE 40 47 -7 42
PRECIPITATION (IN)
YESTERDAY 0.01 0.76 1984 0.14 -0.13 0.02
MONTH TO DATE 3.93 1.95 1.98 1.43
SINCE OCT 1 27.90 27.43 0.47 20.23
SINCE JAN 1 11.12 11.49 -0.37 6.83
SNOWFALL (IN)
YESTERDAY 0.0 0.2 1977 0.0
MONTH TO DATE 3.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 25 18 7 23
MONTH TO DATE 279 267 12 273
SINCE MAR 1 279 267 12 273
SINCE JUL 1 3029 3314 -285 3430
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 2 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 51 400 PM
AVERAGE 76
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 72 1947
MINIMUM TEMPERATURE (F) 40 30 1955
1956
SUNRISE AND SUNSET
MARCH 15 2026.........SUNRISE 722 AM PDT SUNSET 715 PM PDT
MARCH 16 2026.........SUNRISE 720 AM PDT SUNSET 717 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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