Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 210826
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT THU AUG 21 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 78 352 PM 96 2016 78 0 66
MINIMUM 54 1159 PM 39 1952 50 4 54
AVERAGE 66 64 2 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.68 2008 0.04 -0.04 0.20
MONTH TO DATE 1.05 0.50 0.55 0.90
SINCE OCT 1 38.92 48.12 -9.20 46.56
SINCE JAN 1 18.02 26.99 -8.97 26.20
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 5
MONTH TO DATE 15 40 -25 18
SINCE JUN 1 227 302 -75 223
SINCE JUL 1 62 113 -51 42
COOLING
YESTERDAY 1 1 0 0
MONTH TO DATE 46 37 9 49
SINCE JUN 1 142 96 46 171
SINCE JAN 1 142 98 44 174
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 2.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 AM
LOWEST 40 200 PM
AVERAGE 68
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 95 1958
MINIMUM TEMPERATURE (F) 50 38 1973
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 617 AM PDT SUNSET 811 PM PDT
AUGUST 22 2025........SUNRISE 619 AM PDT SUNSET 809 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$