CDUS46 KSEW 270926 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 126 AM PST SAT DEC 27 2025 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 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 45 213 PM 62 1980 46 -1 51 MINIMUM 36 551 AM 20 2021 37 -1 43 AVERAGE 41 42 -1 47 PRECIPITATION (IN) YESTERDAY 0.02 2.14 1974 0.19 -0.17 0.16 MONTH TO DATE 8.37 4.81 3.56 4.65 SINCE OCT 1 17.78 15.03 2.75 12.55 SINCE JAN 1 34.05 38.43 -4.38 31.33 SNOWFALL (IN) YESTERDAY 0.0 8.8 1974 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 0 DEGREE DAYS HEATING YESTERDAY 24 23 1 18 MONTH TO DATE 473 594 -121 540 SINCE DEC 1 473 594 -121 540 SINCE JUL 1 1387 1655 -268 1581 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 328 263 65 315 ................................................................... WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 11.3 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 100 300 AM LOWEST 67 300 PM AVERAGE 84 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 46 58 1994 MINIMUM TEMPERATURE (F) 37 17 2021 SUNRISE AND SUNSET DECEMBER 27 2025......SUNRISE 756 AM PST SUNSET 425 PM PST DECEMBER 28 2025......SUNRISE 756 AM PST SUNSET 426 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$