065
CDUS46 KSEW 160117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT SUN MAR 15 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 15 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 49 101 PM 72 1947 54 -5 48
MINIMUM 34 659 AM 30 1955 40 -6 39
1956
AVERAGE 42 47 -5 44
PRECIPITATION (IN)
TODAY T 2.20 2015 0.14 -0.14 0.82
MONTH TO DATE 3.93 2.09 1.84 2.25
SINCE OCT 1 27.90 27.57 0.33 21.05
SINCE JAN 1 11.12 11.63 -0.51 7.65
SNOWFALL (IN)
TODAY 0.0 T 1971 0.0
2021
MONTH TO DATE 3.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 23 18 5 21
MONTH TO DATE 302 285 17 294
SINCE MAR 1 302 285 17 294
SINCE JUL 1 3052 3332 -280 3451
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 3 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 600 AM
LOWEST 40 100 PM
AVERAGE 64
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 74 2024
MINIMUM TEMPERATURE (F) 40 29 1952
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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