CDUS46 KSEW 060830 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 130 AM PDT WED MAY 06 2026 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 5 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 63 557 PM 86 1953 64 -1 70 MINIMUM 52 1159 PM 33 1947 47 5 42 AVERAGE 58 55 3 56 PRECIPITATION (IN) YESTERDAY 0.00 0.70 2023 0.07 -0.07 0.00 MONTH TO DATE T 0.35 -0.35 T SINCE OCT 1 33.45 33.18 0.27 26.51 SINCE JAN 1 16.67 17.24 -0.57 13.11 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 3.0 2.3 SINCE JUL 1 3.0 2.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 7 10 -3 9 MONTH TO DATE 13 51 -38 46 SINCE MAR 1 969 1020 -51 973 SINCE JUL 1 3719 4067 -348 4130 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 4 0 4 0 SINCE MAR 1 4 1 3 0 SINCE JAN 1 4 1 3 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 7.2 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 89 1200 AM LOWEST 67 500 PM AVERAGE 78 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 87 2013 MINIMUM TEMPERATURE (F) 47 36 19652002 SUNRISE AND SUNSET MAY 6 2026...........SUNRISE 544 AM PDT SUNSET 828 PM PDT MAY 7 2026...........SUNRISE 543 AM PDT SUNSET 829 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$