796
CDUS46 KSEW 180118
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT WED SEP 17 2025
...............................
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 81 223 PM 86 1994 72 9 63
MINIMUM 48 520 AM 32 1965 46 2 48
AVERAGE 65 59 6 56
PRECIPITATION (IN)
TODAY 0.00 1.67 2010 0.07 -0.07 0.00
MONTH TO DATE 0.07 0.98 -0.91 1.40
SINCE OCT 1 39.05 49.56 -10.51 48.44
SINCE JAN 1 18.15 28.43 -10.28 28.08
DEGREE DAYS
HEATING
TODAY 0 6 -6 9
MONTH TO DATE 27 80 -53 56
SINCE SEP 1 27 80 -53 56
SINCE JUL 1 99 220 -121 135
COOLING
TODAY 0 0 0 0
MONTH TO DATE 11 3 8 28
SINCE SEP 1 11 3 8 28
SINCE JAN 1 201 108 93 209
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 200 AM
LOWEST 35 100 PM
AVERAGE 64
......................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 86 1991
MINIMUM TEMPERATURE (F) 46 31 1965
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 652 AM PDT SUNSET 718 PM PDT
SEPTEMBER 18 2025.....SUNRISE 654 AM PDT SUNSET 716 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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