818
CDUS46 KSEW 300835
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
135 AM PDT WED SEP 30 2026
...............................
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 61 330 PM 89 1993 67 -6 63
MINIMUM 51 1119 PM 30 1961 44 7 54
1985
AVERAGE 56 56 0 59
PRECIPITATION (IN)
YESTERDAY 0.22 1.14 2005 0.09 0.13 0.52
MONTH TO DATE 1.91 1.94 -0.03 1.19
SINCE OCT 1 51.26 50.52 0.74 40.17
SINCE JAN 1 26.06 29.39 -3.33 19.27
DEGREE DAYS
HEATING
YESTERDAY 9 10 -1 6
MONTH TO DATE 206 175 31 94
SINCE SEP 1 206 175 31 94
SINCE JUL 1 295 315 -20 166
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 3 -3 11
SINCE SEP 1 0 3 -3 11
SINCE JAN 1 124 108 16 201
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1100 PM
LOWEST 72 1200 AM
AVERAGE 86
......................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 83 1987
1992
MINIMUM TEMPERATURE (F) 44 29 1950
2019
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 709 AM PDT SUNSET 653 PM PDT
OCTOBER 1 2026.......SUNRISE 711 AM PDT SUNSET 651 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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