CDUS46 KSEW 180829 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 129 AM PDT THU APR 18 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 17 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 59 406 PM 80 2016 59 0 51 2021 MINIMUM 36 549 AM 33 1964 43 -7 36 AVERAGE 48 51 -3 44 PRECIPITATION (IN) YESTERDAY 0.00 0.73 2014 0.11 -0.11 0.05 MONTH TO DATE 0.40 1.97 -1.57 2.78 SINCE OCT 1 30.06 31.62 -1.56 25.68 SINCE JAN 1 12.91 15.68 -2.77 10.79 SNOWFALL (IN) YESTERDAY 0.0 1.2 1972 0.0 MONTH TO DATE 0.0 T SINCE OCT 1 0.3 8.1 SINCE JUL 1 0.3 8.1 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 17 14 3 21 MONTH TO DATE 266 254 12 326 SINCE MAR 1 815 811 4 918 SINCE JUL 1 3705 3858 -153 4005 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 5 RESULTANT WIND DIRECTION N (20) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 8.4 SKY COVER AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 75 300 AM LOWEST 27 300 PM AVERAGE 51 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 60 89 2016 MINIMUM TEMPERATURE (F) 44 34 1950 1961 1964 SUNRISE AND SUNSET APRIL 18 2024.........SUNRISE 614 AM PDT SUNSET 804 PM PDT APRIL 19 2024.........SUNRISE 612 AM PDT SUNSET 805 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$