Climatological Report (Daily)
Issued by NWS
Issued by NWS
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897
CDUS46 KSEW 260826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED AUG 26 2026
...................................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 25 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 228 PM 91 2016 77 7 91
MINIMUM 59 1159 PM 45 1954 57 2 61
AVERAGE 72 67 5 76
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 1968 0.04 -0.04 0.00
MONTH TO DATE T 0.73 -0.73 1.14
SINCE OCT 1 36.35 37.49 -1.14 28.91
SINCE JAN 1 19.57 21.55 -1.98 15.51
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 18 -17 2
SINCE JUN 1 116 167 -51 117
SINCE JUL 1 21 49 -28 23
COOLING
YESTERDAY 7 2 5 11
MONTH TO DATE 92 86 6 109
SINCE JUN 1 250 211 39 270
SINCE JAN 1 260 221 39 273
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 600 AM
LOWEST 41 200 PM
AVERAGE 64
..........................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 2016
MINIMUM TEMPERATURE (F) 57 46 1957
SUNRISE AND SUNSET
AUGUST 26 2026........SUNRISE 620 AM PDT SUNSET 801 PM PDT
AUGUST 27 2026........SUNRISE 622 AM PDT SUNSET 759 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$