CDUS46 KSEW 210827 CLISEW CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 127 AM PDT MON SEP 21 2026 ................................... ...THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1894 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR LAST VALUE (LST) VALUE YEAR ..................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 71 MM 85 1974 78 MINIMUM 49 MM 41 1895 52 AVERAGE 60 65 PRECIPITATION (IN) YESTERDAY 0.00 1.10 1923 0.00 MONTH TO DATE 0.76 0.05 SINCE OCT 1 34.36 31.78 SINCE JAN 1 18.13 15.64 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 0.2 2.6 SINCE JUL 1 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 5 0 MONTH TO DATE 40 10 SINCE SEP 1 40 10 SINCE JUL 1 56 19 COOLING YESTERDAY 0 0 MONTH TO DATE 4 48 SINCE SEP 1 4 48 SINCE JAN 1 289 372 ..................................................... WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$