CDUS46 KSEW 050825 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 125 AM PDT TUE MAY 05 2026 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 4 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 77 253 PM 85 1992 64 13 61 MINIMUM 53 1159 PM 33 1962 46 7 42 AVERAGE 65 55 10 52 PRECIPITATION (IN) YESTERDAY 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) 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 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 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 5 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 6.9 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 1100 PM LOWEST 38 200 PM AVERAGE 62 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 86 1953 MINIMUM TEMPERATURE (F) 47 33 1947SUNRISE AND SUNSET MAY 5 2026...........SUNRISE 546 AM PDT SUNSET 827 PM PDT MAY 6 2026...........SUNRISE 544 AM PDT SUNSET 828 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$