221
CDUS46 KSEW 070117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
617 PM PDT MON APR 6 2020
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 6 2020
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 60 321 PM 78 2007 57 3 57
MINIMUM 39 505 AM 31 1956 41 -2 45
AVERAGE 50 49 1 51
PRECIPITATION (IN)
TODAY 0.00 0.63 1963 0.10 -0.10 0.26
MONTH TO DATE 0.01 0.64 -0.63 0.67
SINCE OCT 1 29.80 28.83 0.97 25.77
SINCE JAN 1 16.46 13.43 3.03 10.49
SNOWFALL (IN)
TODAY 0.0 T 1991 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.7 21.0
SINCE JUL 1 0.7 21.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 15 16 -1 14
MONTH TO DATE 110 97 13 62
SINCE MAR 1 728 671 57 574
SINCE JUL 1 3660 3925 -265 3552
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 6
SINCE JAN 1 0 0 0 6
..............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 4.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 500 AM
LOWEST 36 300 PM
AVERAGE 58
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 78 2016
1996
MINIMUM TEMPERATURE (F) 41 29 1952
SUNRISE AND SUNSET
APRIL 6 2020.........SUNRISE 637 AM PDT SUNSET 747 PM PDT
APRIL 7 2020.........SUNRISE 635 AM PDT SUNSET 748 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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