172
CDUS46 KSEW 190117
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT MON MAY 18 2026
...............................
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR MAY 18 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 351 PM 90 1956 67 2 62
MINIMUM 42 433 AM 28 2003 44 -2 43
AVERAGE 56 55 1 53
PRECIPITATION (IN)
TODAY 0.00 0.64 1953 0.07 -0.07 0.00
MONTH TO DATE 1.13 1.41 -0.28 0.32
SINCE OCT 1 46.57 44.78 1.79 36.86
SINCE JAN 1 21.37 23.65 -2.28 15.96
DEGREE DAYS
HEATING
TODAY 9 10 -1 12
MONTH TO DATE 159 211 -52 223
SINCE MAR 1 1237 1363 -126 1300
SINCE JUL 1 4460 5072 -612 4738
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 36 400 PM
AVERAGE 66
......................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1961
1963
MINIMUM TEMPERATURE (F) 44 31 1962
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 533 AM PDT SUNSET 844 PM PDT
MAY 19 2026...........SUNRISE 532 AM PDT SUNSET 845 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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