CLIMATOLOGICAL REPORT (DAILY)
CDUS46 KSEW 240829
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
1228 AM PST TUE NOV 24 2009
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 23 2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1945 TO 2009
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 51 150 PM 58 1959 49 2 52
MINIMUM 43 756 AM 10 1985 39 4 35
AVERAGE 47 44 3 44
PRECIPITATION (IN)
YESTERDAY 0.05 2.49 1986 0.21 -0.16 0.00
MONTH TO DATE 7.06 4.45 2.61 6.36
SINCE OCT 1 12.60 7.64 4.96 8.53
SINCE JAN 1 33.79 30.00 3.79 26.47
SNOWFALL (IN)
YESTERDAY 0.0 0.4 1977 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 0
DEGREE DAYS
HEATING
YESTERDAY 18 21 -3 21
MONTH TO DATE 419 437 -18 338
SINCE SEP 1 903 958 -55 866
SINCE JUL 1 968 1058 -90 961
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 28 19 9 8
SINCE JAN 1 314 173 141 193
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 800 PM
LOWEST 56 200 PM
AVERAGE 74
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 59 1995
1983
MINIMUM TEMPERATURE (F) 38 16 1985
SUNRISE AND SUNSET
NOVEMBER 24 2009......SUNRISE 727 AM PST SUNSET 424 PM PST
NOVEMBER 25 2009......SUNRISE 729 AM PST SUNSET 424 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.