Climatological Report (Daily)
Issued by NWS
Issued by NWS
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621 CDUS46 KSEW 130832 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 132 AM PDT TUE AUG 13 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 12 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 73 321 PM 96 1977 78 -5 82 MINIMUM 57 553 AM 49 1949 58 -1 63 1950 1953 AVERAGE 65 68 -3 73 PRECIPITATION (IN) YESTERDAY 0.00 0.56 1965 0.03 -0.03 0.00 MONTH TO DATE 0.00 0.29 -0.29 0.04 SINCE OCT 1 33.44 37.05 -3.61 29.04 SINCE JAN 1 16.29 21.11 -4.82 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 5 -3 0 SINCE JUN 1 141 154 -13 114 SINCE JUL 1 9 36 -27 2 COOLING YESTERDAY 0 4 -4 8 MONTH TO DATE 53 48 5 61 SINCE JUN 1 236 173 63 209 SINCE JAN 1 243 183 60 244 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 8.8 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 300 AM LOWEST 40 200 PM AVERAGE 60 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 92 2002 MINIMUM TEMPERATURE (F) 58 44 1955 SUNRISE AND SUNSET AUGUST 13 2024........SUNRISE 604 AM PDT SUNSET 823 PM PDT AUGUST 14 2024........SUNRISE 605 AM PDT SUNSET 822 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$