CDUS46 KSEW 050116 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 616 PM PDT MON MAY 04 2026 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 4 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 77 253 PM 85 1992 64 13 61 MINIMUM 56 547 AM 33 1962 46 10 42 AVERAGE 67 55 12 52 PRECIPITATION (IN) TODAY 0.00 0.66 1965 0.07 -0.07 T MONTH TO DATE T 0.28 -0.28 T SINCE OCT 1 33.45 33.11 0.34 26.51 SINCE JAN 1 16.67 17.17 -0.50 13.11 SNOWFALL (IN) TODAY 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 TODAY 0 10 -10 13 MONTH TO DATE 6 41 -35 37 SINCE MAR 1 962 1010 -48 964 SINCE JUL 1 3712 4057 -345 4121 COOLING TODAY 2 0 2 0 MONTH TO DATE 6 0 6 0 SINCE MAR 1 6 1 5 0 SINCE JAN 1 6 1 5 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 5.5 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 72 500 AM LOWEST 38 200 PM AVERAGE 55 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 86 1953 MINIMUM TEMPERATURE (F) 4733 1947 SUNRISE AND SUNSET MAY 4 2026...........SUNRISE 547 AM PDT SUNSET 825 PM PDT MAY 5 2026...........SUNRISE 546 AM PDT SUNSET 827 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$