625
CDUS46 KSEW 220119
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
619 PM PDT SUN JUL 21 2024
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 21 2024
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 77 440 PM 97 2006 79 -2 78
MINIMUM 59 450 AM 48 1951 58 1 58
AVERAGE 68 68 0 68
PRECIPITATION (IN)
TODAY 0.00 0.29 2007 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.44 -0.44 0.00
SINCE OCT 1 33.28 36.60 -3.32 28.91
SINCE JAN 1 16.13 20.66 -4.53 14.02
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.3 8.1
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 2 27 -25 2
SINCE JUN 1 134 145 -11 114
SINCE JUL 1 2 27 -25 2
COOLING
TODAY 3 4 -1 3
MONTH TO DATE 149 56 93 92
SINCE JUN 1 168 85 83 121
SINCE JAN 1 175 95 80 156
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 7.1
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 500 AM
LOWEST 47 400 PM
AVERAGE 64
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 2006
MINIMUM TEMPERATURE (F) 58 49 1954
1973
SUNRISE AND SUNSET
JULY 21 2024..........SUNRISE 535 AM PDT SUNSET 856 PM PDT
JULY 22 2024..........SUNRISE 536 AM PDT SUNSET 855 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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