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Climatological Report (Daily)
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Issued by NWS
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000
CDUS46 KSEW 220121
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
621 PM PDT TUE MAY 21 2013
...................................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 21 2013...
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 60 203 PM 93 1963 66 -6 62
MINIMUM 47 720 AM 39 1960 48 -1 50
AVERAGE 54 57 -3 56
PRECIPITATION (IN)
TODAY 0.52 0.55 2012 0.06 0.46 0.55
MONTH TO DATE 0.97 1.31 -0.34 1.64
SINCE OCT 1 37.18 32.21 4.97 32.83
SINCE JAN 1 15.34 16.81 -1.47 21.98
DEGREE DAYS
HEATING
TODAY 11 8 3 9
MONTH TO DATE 107 210 -103 215
SINCE MAR 1 1046 1224 -178 1306
SINCE JUL 1 4187 4478 -291 4693
COOLING
TODAY 0 0 0 0
MONTH TO DATE 13 0 13 3
SINCE MAR 1 13 0 13 3
SINCE JAN 1 13 0 13 3
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.7
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 55 500 PM
AVERAGE 74
..........................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 86 1969
MINIMUM TEMPERATURE (F) 49 37 1960
SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE 525 AM PDT SUNSET 847 PM PDT
MAY 22 2013...........SUNRISE 524 AM PDT SUNSET 848 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
- National Weather Service
- Portland, OR Weather Forecast Office
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- Page Author: PQR Webmaster
- Web Master's E-mail: w-pqr.webmaster@noaa.gov
- Page last modified: May 1st, 2013 15:31 UTC