055
CDUS46 KSEW 130827
CLISEW
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT THU AUG 13 2026
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..THE SEATTLE WA WFO CLIMATE SUMMARY FOR AUGUST 12 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST
VALUE (LST) VALUE YEAR
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 78 MM 93 1977 93
2021
MINIMUM 61 MM 49 2006 65
AVERAGE 70 79
PRECIPITATION (IN)
YESTERDAY 0.00 0.32 2014 0.00
MONTH TO DATE 0.02 0.39
SINCE OCT 1 33.00 30.96
SINCE JAN 1 16.77 14.82
SNOWFALL (IN)
YESTERDAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.2 2.6
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 3 1
SINCE JUN 1 82 79
SINCE JUL 1 15 8
COOLING
YESTERDAY 5 14
MONTH TO DATE 47 61
SINCE JUN 1 203 225
SINCE JAN 1 209 228
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WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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