CDUS46 KSEW 070121 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 621 PM PDT SUN APR 06 2025 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 6 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 57 100 AM 78 2007 57 0 47 MINIMUM 48 615 AM 31 1956 42 6 43 AVERAGE 53 50 3 45 PRECIPITATION (IN) TODAY 0.18 0.63 1963 0.12 0.06 0.03 MONTH TO DATE 0.30 0.72 -0.42 0.14 SINCE OCT 1 24.26 30.37 -6.11 30.01 SINCE JAN 1 10.86 14.43 -3.57 12.86 SNOWFALL (IN) TODAY 0.0 T 1991 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 2.3 0.3 SINCE JUL 1 2.3 0.3 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 12 15 -3 20 MONTH TO DATE 86 95 -9 98 SINCE MAR 1 632 652 -20 647 SINCE JUL 1 3789 3699 90 3558 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 2 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 4.3 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 300 PM LOWEST 34 200 AM AVERAGE 64 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 5778 1996 2016 MINIMUM TEMPERATURE (F) 42 29 1952 SUNRISE AND SUNSET APRIL 6 2025.........SUNRISE 637 AM PDT SUNSET 747 PM PDT APRIL 7 2025.........SUNRISE 635 AM PDT SUNSET 748 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$