778
CDUS46 KSEW 120926
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PST THU DEC 12 2024
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 52 314 PM 58 2014 47 5 47
MINIMUM 36 1104 PM 21 2009 37 -1 42
AVERAGE 44 42 2 45
PRECIPITATION (IN)
YESTERDAY 0.00 1.42 2010 0.18 -0.18 T
MONTH TO DATE 0.59 2.07 -1.48 6.56
SINCE OCT 1 8.49 12.29 -3.80 15.23
SINCE JAN 1 27.27 35.69 -8.42 33.05
SNOWFALL (IN)
YESTERDAY 0.0 4.2 1972 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 21 23 -2 20
MONTH TO DATE 268 246 22 205
SINCE DEC 1 268 246 22 205
SINCE JUL 1 1309 1307 2 1208
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 315 263 52 378
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (130)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 600 AM
LOWEST 46 300 PM
AVERAGE 72
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 60 1960
1995
MINIMUM TEMPERATURE (F) 37 22 1972
SUNRISE AND SUNSET
DECEMBER 12 2024......SUNRISE 748 AM PST SUNSET 418 PM PST
DECEMBER 13 2024......SUNRISE 749 AM PST SUNSET 418 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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