


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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772 CDUS46 KSEW 060826 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 126 AM PDT SUN APR 06 2025 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 5 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 70 409 PM 73 1966 57 13 52 1977 MINIMUM 43 621 AM 29 1975 42 1 41 AVERAGE 57 50 7 47 PRECIPITATION (IN) YESTERDAY T 0.79 1972 0.12 -0.12 T MONTH TO DATE 0.12 0.60 -0.48 0.11 SINCE OCT 1 24.08 30.25 -6.17 29.98 SINCE JAN 1 10.68 14.31 -3.63 12.83 SNOWFALL (IN) YESTERDAY MM T 1991 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 2.3 0.3 SINCE JUL 1 2.3 0.3 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 8 16 -8 18 MONTH TO DATE 74 80 -6 78 SINCE MAR 1 620 637 -17 627 SINCE JUL 1 3777 3684 93 3538 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 3.7 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 74 700 AM LOWEST 25 200 PM AVERAGE 50 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 78 2007 MINIMUM TEMPERATURE (F) 42 31 1956 SUNRISE AND SUNSET APRIL 6 2025.........SUNRISE 637 AM PDT SUNSET 747 PM PDT APRIL 7 2025.........SUNRISE 635 AM PDT SUNSET 748 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$