Climatological Report (Daily)
Issued by NWS
Issued by NWS
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863 CDUS46 KSEW 150827 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 127 AM PDT THU AUG 15 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 14 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 77 559 PM 95 2010 78 -1 94 MINIMUM 60 622 AM 44 1955 58 2 71 AVERAGE 69 68 1 83 PRECIPITATION (IN) YESTERDAY 0.00 1.60 1968 0.03 -0.03 0.00 MONTH TO DATE 0.00 0.34 -0.34 0.04 SINCE OCT 1 33.44 37.10 -3.66 29.04 SINCE JAN 1 16.29 21.16 -4.87 14.15 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 MM DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 2 7 -5 0 SINCE JUN 1 141 156 -15 114 SINCE JUL 1 9 38 -29 2 COOLING YESTERDAY 4 3 1 18 MONTH TO DATE 57 55 2 90 SINCE JUN 1 240 180 60 238 SINCE JAN 1 247 190 57 273 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 5.7 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 700 AM LOWEST 43 600 PM AVERAGE 61 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 96 2010 MINIMUM TEMPERATURE (F) 57 47 1955 SUNRISE AND SUNSET AUGUST 15 2024........SUNRISE 606 AM PDT SUNSET 820 PM PDT AUGUST 16 2024........SUNRISE 608 AM PDT SUNSET 818 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$