466
CDUS46 KSEW 220117
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT WED MAY 21 2025
...............................
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR MAY 21 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST
VALUE (LST) VALUE YEAR
.................................................
TEMPERATURE (F)
TODAY
MAXIMUM 63 MM 92 1963 53
MINIMUM 48 MM 40 1916 48
AVERAGE 56 51
PRECIPITATION (IN)
TODAY 0.00 1.15 2020 0.55
MONTH TO DATE 1.41 1.74
SINCE OCT 1 29.67 33.32
SINCE JAN 1 13.53 16.94
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.6 T
SINCE JUL 1 2.6 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 9 14
MONTH TO DATE 174 187
SINCE MAR 1 1034 1138
SINCE JUL 1 3980 3905
COOLING
TODAY 0 0
MONTH TO DATE 0 4
SINCE MAR 1 0 4
SINCE JAN 1 0 4
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WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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