598
CDUS46 KSEW 100826
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED SEP 10 2025
...............................
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 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 74 317 PM 91 1963 74 0 71
2020
MINIMUM 52 1159 PM 36 1976 47 5 51
AVERAGE 63 61 2 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.34 1978 0.06 -0.06 0.00
MONTH TO DATE 0.07 0.48 -0.41 0.02
SINCE OCT 1 39.05 49.06 -10.01 47.06
SINCE JAN 1 18.15 27.93 -9.78 26.70
DEGREE DAYS
HEATING
YESTERDAY 2 5 -3 4
MONTH TO DATE 10 36 -26 6
SINCE SEP 1 10 36 -26 6
SINCE JUL 1 82 176 -94 85
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 9 3 6 28
SINCE SEP 1 9 3 6 28
SINCE JAN 1 199 108 91 209
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (30)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 2.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 53 300 PM
AVERAGE 77
......................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2020
MINIMUM TEMPERATURE (F) 47 35 1964
1970
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 643 AM PDT SUNSET 733 PM PDT
SEPTEMBER 11 2025.....SUNRISE 645 AM PDT SUNSET 731 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page