


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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650 CDUS46 KSEW 050833 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 133 AM PDT SAT APR 05 2025 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 4 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 65 410 PM 75 1966 57 8 46 MINIMUM 39 533 AM 31 1948 42 -3 41 AVERAGE 52 49 3 44 PRECIPITATION (IN) YESTERDAY 0.00 2.64 1991 0.12 -0.12 0.09 MONTH TO DATE 0.12 0.48 -0.36 0.11 SINCE OCT 1 24.08 30.13 -6.05 29.98 SINCE JAN 1 10.68 14.19 -3.51 12.83 SNOWFALL (IN) YESTERDAY 0.0 T 1975 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 13 16 -3 21 MONTH TO DATE 66 64 2 60 SINCE MAR 1 612 621 -9 609 SINCE JUL 1 3769 3668 101 3520 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 3 RESULTANT WIND DIRECTION N (10) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 4.6 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 400 AM LOWEST 26 500 PM AVERAGE 56 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 73 1966 1977 MINIMUM TEMPERATURE (F) 42 29 1975 SUNRISE AND SUNSET APRIL 5 2025.........SUNRISE 639 AM PDT SUNSET 745 PM PDT APRIL 6 2025.........SUNRISE 637 AM PDT SUNSET 747 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$