329
CDUS46 KSEW 010217
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PST SUN DEC 31 2023
...............................
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR DECEMBER 31 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST
VALUE (LST) VALUE YEAR
.................................................
TEMPERATURE (F)
TODAY
MAXIMUM 52 MM 58 1917 49
1963
MINIMUM 43 MM 14 1978 43
AVERAGE 48 46
PRECIPITATION (IN)
TODAY 0.00 1.44 1996 0.01
MONTH TO DATE 8.82 7.06
SINCE OCT 1 16.37 15.01
SINCE JAN 1 35.57 38.09
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 1.6
SINCE OCT 1 0.0 1.8
SINCE JUL 1 0.0 1.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 17 19
MONTH TO DATE 605 789
SINCE DEC 1 605 789
SINCE JUL 1 1481 1697
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 341 406
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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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