Climatological Report (Daily)
Issued by NWS
Issued by NWS
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890
CDUS46 KSEW 190826
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE AUG 19 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 75 343 PM 96 2022 78 -3 79
MINIMUM 54 1159 PM 33 1973 50 4 52
AVERAGE 65 64 1 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.71 1975 0.03 -0.03 0.12
MONTH TO DATE 1.05 0.42 0.63 0.70
SINCE OCT 1 38.92 48.04 -9.12 46.36
SINCE JAN 1 18.02 26.91 -8.89 26.00
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 13 36 -23 12
SINCE JUN 1 225 298 -73 217
SINCE JUL 1 60 109 -49 36
COOLING
YESTERDAY 0 1 -1 1
MONTH TO DATE 45 35 10 49
SINCE JUN 1 141 94 47 171
SINCE JAN 1 141 96 45 174
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 300 AM
LOWEST 40 300 PM
AVERAGE 65
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 2016
MINIMUM TEMPERATURE (F) 50 35 1973
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 615 AM PDT SUNSET 815 PM PDT
AUGUST 20 2025........SUNRISE 616 AM PDT SUNSET 813 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$