041
CDUS46 KSEW 130827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT MON OCT 13 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 12 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 56 222 PM 72 2006 62 -6 66
MINIMUM 43 1015 PM 36 2021 48 -5 45
AVERAGE 50 55 -5 56
PRECIPITATION (IN)
YESTERDAY 0.19 0.70 1998 0.11 0.08 0.00
MONTH TO DATE 0.60 1.15 -0.55 0.78
SINCE OCT 1 0.60 1.15 -0.55 0.78
SINCE JAN 1 16.87 24.55 -7.68 19.56
SNOWFALL (IN)
YESTERDAY MM MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 15 10 5 9
MONTH TO DATE 92 102 -10 101
SINCE SEP 1 143 204 -61 207
SINCE JUL 1 167 259 -92 245
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 34 30 4 42
SINCE JAN 1 328 263 65 315
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WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 11.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1000 PM
LOWEST 62 200 PM
AVERAGE 78
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 75 1961
2022
MINIMUM TEMPERATURE (F) 48 35 1954
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 726 AM PDT SUNSET 624 PM PDT
OCTOBER 14 2025.......SUNRISE 727 AM PDT SUNSET 622 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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