CDUS46 KSEW 190118 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 618 PM PDT WED MAR 18 2026 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 18 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 57 118 PM 76 2019 55 2 50 MINIMUM 50 334 AM 29 1954 40 10 34 AVERAGE 54 47 7 42 PRECIPITATION (IN) TODAY 0.13 1.86 1997 0.14 -0.01 T MONTH TO DATE 4.56 2.50 2.06 2.51 SINCE OCT 1 28.53 27.98 0.55 21.31 SINCE JAN 1 11.75 12.04 -0.29 7.91 SNOWFALL (IN) TODAY 0.0 0.8 1973 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 0 DEGREE DAYS HEATING TODAY 11 18 -7 23 MONTH TO DATE 343 339 4 360 SINCE MAR 1 343 339 4 360 SINCE JUL 1 3093 3386 -293 3517 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 9 RESULTANT WIND DIRECTION S (190) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.6 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 87 100 PM AVERAGE 94 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 79 2019 MINIMUM TEMPERATURE (F) 40 27 1965 SUNRISE AND SUNSET MARCH 18 2026.........SUNRISE 716 AM PDT SUNSET 719 PM PDT MARCH 19 2026.........SUNRISE 714 AM PDT SUNSET 721 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$