680
CDUS46 KSEW 220123
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
623 PM PDT SUN SEP 21 2025
...............................
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 71 309 PM 91 1974 71 0 73
MINIMUM 56 722 AM 32 1955 45 11 43
1971
1993
AVERAGE 64 58 6 58
PRECIPITATION (IN)
TODAY 0.60 1.51 1972 0.07 0.53 0.00
MONTH TO DATE 0.67 1.27 -0.60 1.40
SINCE OCT 1 39.65 49.85 -10.20 48.44
SINCE JAN 1 18.75 28.72 -9.97 28.08
DEGREE DAYS
HEATING
TODAY 1 7 -6 7
MONTH TO DATE 47 107 -60 75
SINCE SEP 1 47 107 -60 75
SINCE JUL 1 119 247 -128 154
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 9 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 47 200 PM
AVERAGE 72
......................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 1990
MINIMUM TEMPERATURE (F) 45 31 1961
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 658 AM PDT SUNSET 710 PM PDT
SEPTEMBER 22 2025.....SUNRISE 659 AM PDT SUNSET 708 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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