972
CDUS46 KSEW 090833
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
133 AM PDT TUE MAY 09 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 8 2023
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 66 342 PM 84 1969 65 1 55
1987
MINIMUM 50 512 AM 36 1999 47 3 40
AVERAGE 58 56 2 48
PRECIPITATION (IN)
YESTERDAY 0.01 0.54 2014 0.06 -0.05 0.02
MONTH TO DATE 0.79 0.55 0.24 1.94
SINCE OCT 1 27.55 33.38 -5.83 40.45
SINCE JAN 1 12.66 17.44 -4.78 20.35
SNOWFALL (IN)
YESTERDAY MM T 1953 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 8.1 9.2
SINCE JUL 1 8.1 9.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 9 -2 17
MONTH TO DATE 74 79 -5 117
SINCE MAR 1 1152 1048 104 1199
SINCE JUL 1 4239 4095 144 4456
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 1 -1 0
SINCE JAN 1 0 1 -1 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 300 AM
LOWEST 38 400 PM
AVERAGE 62
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 86 2020
MINIMUM TEMPERATURE (F) 48 38 1955
1985
1999
SUNRISE AND SUNSET
MAY 9 2023...........SUNRISE 540 AM PDT SUNSET 832 PM PDT
MAY 10 2023...........SUNRISE 539 AM PDT SUNSET 833 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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