Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 150826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE JUL 15 2025
...................................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 14 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 78 356 PM 91 1996 78 0 83
MINIMUM 62 514 AM 50 1982 57 5 58
AVERAGE 70 67 3 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.74 1957 0.02 -0.02 0.00
MONTH TO DATE T 0.32 -0.32 0.00
SINCE OCT 1 27.76 36.48 -8.72 33.49
SINCE JAN 1 14.36 20.54 -6.18 16.34
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.3 0.3
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 5 20 -15 2
SINCE JUN 1 99 138 -39 134
SINCE JUL 1 5 20 -15 2
COOLING
YESTERDAY 5 3 2 6
MONTH TO DATE 59 32 27 107
SINCE JUN 1 101 61 40 126
SINCE JAN 1 104 71 33 133
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 500 AM
LOWEST 50 400 PM
AVERAGE 64
..........................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 93 2018
MINIMUM TEMPERATURE (F) 57 49 1982
SUNRISE AND SUNSET
JULY 15 2025..........SUNRISE 528 AM PDT SUNSET 902 PM PDT
JULY 16 2025..........SUNRISE 529 AM PDT SUNSET 901 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$