CDUS46 KSEW 220827 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 127 AM PDT SUN MAR 22 2026 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 21 2026... 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) YESTERDAY MAXIMUM 52 402 PM 69 1992 55 -3 52 MINIMUM 41 1159 PM 29 1952 41 0 39 1954 2009 AVERAGE 47 48 -1 46 PRECIPITATION (IN) YESTERDAY 0.00 2.04 1948 0.14 -0.14 0.23 MONTH TO DATE 5.45 2.90 2.55 3.17 SINCE OCT 1 29.42 28.38 1.04 21.97 SINCE JAN 1 12.64 12.44 0.20 8.57 SNOWFALL (IN) YESTERDAY 0.0 0.2 1994 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 YESTERDAY 18 17 1 19 MONTH TO DATE 387 391 -4 415 SINCE MAR 1 387 391 -4 415 SINCE JUL 1 3137 3438 -301 3572 COOLING YESTERDAY 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 3 RESULTANT WIND DIRECTION N (340) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 8.5 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 82 1200 AM LOWEST 46 300 PM AVERAGE 64 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 68 1979 MINIMUM TEMPERATURE (F) 41 28 1952 SUNRISE AND SUNSET MARCH 22 2026.........SUNRISE 708 AM PDT SUNSET 725 PM PDT MARCH 23 2026.........SUNRISE 706 AM PDT SUNSET 727 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$