231
CDUS46 KSEW 130827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT TUE APR 13 2021
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 12 2021
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2021
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 328 PM 79 2008 58 1 60
MINIMUM 36 649 AM 33 1968 42 -6 37
AVERAGE 48 50 -2 49
PRECIPITATION (IN)
YESTERDAY 0.00 0.85 2017 0.09 -0.09 0.00
MONTH TO DATE 0.27 1.22 -0.95 0.01
SINCE OCT 1 31.12 29.41 1.71 29.80
SINCE JAN 1 16.31 14.01 2.30 16.46
SNOWFALL (IN)
YESTERDAY 0.0 0.3 1968 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 12.9 0.7
SINCE JUL 1 12.9 0.7
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 17 15 2 16
MONTH TO DATE 213 191 22 190
SINCE MAR 1 810 765 45 808
SINCE JUL 1 3707 4019 -312 3740
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 13.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 600 AM
LOWEST 39 1100 PM
AVERAGE 61
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 75 1980
MINIMUM TEMPERATURE (F) 42 32 1945
SUNRISE AND SUNSET
APRIL 13 2021.........SUNRISE 624 AM PDT SUNSET 756 PM PDT
APRIL 14 2021.........SUNRISE 622 AM PDT SUNSET 758 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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