Climatological Report (Daily)
Issued by NWS
Issued by NWS
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984 CDUS46 KSEW 050827 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 127 AM PDT THU SEP 05 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 78 300 PM 88 2017 75 3 66 MINIMUM 56 320 AM 42 1952 56 0 53 AVERAGE 67 65 2 60 PRECIPITATION (IN) YESTERDAY 0.00 0.97 1945 0.05 -0.05 0.07 MONTH TO DATE T 0.17 -0.17 0.13 SINCE OCT 1 35.10 37.90 -2.80 29.40 SINCE JAN 1 17.95 21.96 -4.01 14.51 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 2 -2 5 MONTH TO DATE 0 8 -8 7 SINCE SEP 1 0 8 -8 7 SINCE JUL 1 36 63 -27 19 COOLING YESTERDAY 2 2 0 0 MONTH TO DATE 10 8 2 12 SINCE SEP 1 10 8 2 12 SINCE JAN 1 283 241 42 364 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (0) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40) AVERAGE WIND SPEED 8.3 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 400 AM LOWEST 52 300 PM AVERAGE 76 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 88 1973 MINIMUM TEMPERATURE (F) 55 42 1947 SUNRISE AND SUNSET SEPTEMBER 5 2024.....SUNRISE 634 AM PDT SUNSET 740 PM PDT SEPTEMBER 6 2024.....SUNRISE 636 AM PDT SUNSET 738 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$