Climatological Report (Daily)
Issued by NWS
Issued by NWS
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033
CDUS46 KSEW 180826
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT MON AUG 18 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 17 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 346 PM 98 1977 78 -4 85
MINIMUM 58 513 AM 38 1973 51 7 47
AVERAGE 66 64 2 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.58 2024 0.04 -0.04 0.58
MONTH TO DATE 1.05 0.39 0.66 0.58
SINCE OCT 1 38.92 48.01 -9.09 46.24
SINCE JAN 1 18.02 26.88 -8.86 25.88
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 13 34 -21 12
SINCE JUN 1 225 296 -71 217
SINCE JUL 1 60 107 -47 36
COOLING
YESTERDAY 1 2 -1 1
MONTH TO DATE 45 34 11 48
SINCE JUN 1 141 93 48 170
SINCE JAN 1 141 95 46 173
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 100 AM
LOWEST 48 400 PM
AVERAGE 71
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 2022
MINIMUM TEMPERATURE (F) 50 33 1973
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 613 AM PDT SUNSET 816 PM PDT
AUGUST 19 2025........SUNRISE 615 AM PDT SUNSET 815 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$