Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 150826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED OCT 15 2025
...................................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 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 59 313 PM 80 1961 61 -2 66
MINIMUM 42 642 AM 36 1949 47 -5 55
AVERAGE 51 54 -3 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.36 2016 0.12 -0.12 0.02
MONTH TO DATE 0.60 1.38 -0.78 0.80
SINCE OCT 1 0.60 1.38 -0.78 0.80
SINCE JAN 1 16.87 24.78 -7.91 19.58
SNOWFALL (IN)
YESTERDAY 0.0 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 14 11 3 4
MONTH TO DATE 120 123 -3 109
SINCE SEP 1 171 225 -54 215
SINCE JUL 1 195 280 -85 253
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
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 12.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 700 AM
LOWEST 44 200 PM
AVERAGE 65
..........................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 77 1991
2022
MINIMUM TEMPERATURE (F) 47 35 1946
1952
SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE 728 AM PDT SUNSET 620 PM PDT
OCTOBER 16 2025.......SUNRISE 730 AM PDT SUNSET 619 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$