Climatological Report (Daily)
Issued by NWS
Issued by NWS
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520 CDUS46 KSEW 010826 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 126 AM PDT SUN SEP 01 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 31 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 84 353 PM 92 1987 76 8 69 MINIMUM 60 553 AM 46 1950 56 4 59 AVERAGE 72 66 6 64 PRECIPITATION (IN) YESTERDAY 0.00 0.56 1961 0.04 -0.04 0.02 MONTH TO DATE 1.66 0.97 0.69 0.27 SINCE OCT 1 35.10 37.73 -2.63 29.27 SINCE JAN 1 17.95 21.79 -3.84 14.38 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 0.3 8.1 SINCE JUL 1 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 1 -1 1 MONTH TO DATE 29 24 5 10 SINCE JUN 1 168 173 -5 124 SINCE JUL 1 36 55 -19 12 COOLING YESTERDAY 7 2 5 0 MONTH TO DATE 83 98 -15 169 SINCE JUN 1 266 223 43 317 SINCE JAN 1 273 233 40 352 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (10) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 7.5 SKY COVER AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 600 AM LOWEST 41 400 PM AVERAGE 67 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 91 1987 MINIMUM TEMPERATURE (F) 56 46 1973 SUNRISE AND SUNSET SEPTEMBER 1 2024.....SUNRISE 629 AM PDT SUNSET 748 PM PDT SEPTEMBER 2 2024.....SUNRISE 630 AM PDT SUNSET 746 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$