Climatological Report (Daily)
Issued by NWS
Issued by NWS
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807 CDUS46 KSEW 250835 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 135 AM PDT WED SEP 25 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 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 78 343 PM 89 1974 69 9 64 MINIMUM 58 405 AM 38 1948 52 6 52 AVERAGE 68 60 8 58 PRECIPITATION (IN) YESTERDAY 0.00 0.99 1950 0.06 -0.06 0.61 MONTH TO DATE 0.41 1.19 -0.78 1.46 SINCE OCT 1 35.51 38.92 -3.41 30.73 SINCE JAN 1 18.36 22.98 -4.62 15.84 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 5 -5 7 MONTH TO DATE 65 69 -4 57 SINCE SEP 1 65 69 -4 57 SINCE JUL 1 103 124 -21 69 COOLING YESTERDAY 3 0 3 0 MONTH TO DATE 42 30 12 26 SINCE SEP 1 42 30 12 26 SINCE JAN 1 315 263 52 378 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (340) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (30) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (30) AVERAGE WIND SPEED 4.4 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 97 400 AM LOWEST 54 300 PM AVERAGE 76 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 69 85 1991 MINIMUM TEMPERATURE (F) 52 36 1972 SUNRISE AND SUNSET SEPTEMBER 25 2024.....SUNRISE 701 AM PDT SUNSET 659 PM PDT SEPTEMBER 26 2024.....SUNRISE 702 AM PDT SUNSET 657 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$