Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 220130
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
630 PM PDT THU AUG 21 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 80 337 PM 95 1958 78 2 70
MINIMUM 45 550 AM 38 1973 50 -5 55
AVERAGE 63 64 -1 63
PRECIPITATION (IN)
TODAY 0.00 0.83 2004 0.03 -0.03 0.02
MONTH TO DATE 1.05 0.53 0.52 0.92
SINCE OCT 1 38.92 48.15 -9.23 46.58
SINCE JAN 1 18.02 27.02 -9.00 26.22
DEGREE DAYS
HEATING
TODAY 2 2 0 2
MONTH TO DATE 17 42 -25 20
SINCE JUN 1 229 304 -75 225
SINCE JUL 1 64 115 -51 44
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 46 38 8 49
SINCE JUN 1 142 97 45 171
SINCE JAN 1 142 99 43 174
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 36 300 PM
AVERAGE 65
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 90 1956
2018
MINIMUM TEMPERATURE (F) 50 38 1960
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.
$$