Climatological Report (Daily)
Issued by NWS
Issued by NWS
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475 CDUS46 KSEW 140834 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 134 AM PDT SAT SEP 14 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 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 64 444 PM 87 1999 73 -9 74 MINIMUM 52 542 AM 39 1952 54 -2 54 AVERAGE 58 63 -5 64 PRECIPITATION (IN) YESTERDAY 0.04 0.51 1955 0.05 -0.01 0.00 MONTH TO DATE 0.28 0.59 -0.31 0.18 SINCE OCT 1 35.38 38.32 -2.94 29.45 SINCE JAN 1 18.23 22.38 -4.15 14.56 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 7 3 4 1 MONTH TO DATE 19 27 -8 19 SINCE SEP 1 19 27 -8 19 SINCE JUL 1 55 82 -27 31 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 37 22 15 19 SINCE SEP 1 37 22 15 19 SINCE JAN 1 310 255 55 371 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 5.5 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 800 PM LOWEST 58 300 PM AVERAGE 76 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 93 1979 MINIMUM TEMPERATURE (F) 54 46 1947 1955 1986 SUNRISE AND SUNSET SEPTEMBER 14 2024.....SUNRISE 646 AM PDT SUNSET 722 PM PDT SEPTEMBER 15 2024.....SUNRISE 647 AM PDT SUNSET 720 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$