Olympia May Weather

Averages and records for weather in Olympia, Washington in the month of May.
Typical Olympia May Weather
1991–2020
Average daily high 66.2 °F
Average daily low 42.8 °F
Average monthly precipitation 2.3 inches
Daily chance of precipitation 36.8%
Olympia May Weather Records
1877–2024
Highest temperature 96 °F May 28, 1983
Lowest temperature 25 °F May 1, 1954
Highest daily low 63 °F May 30, 1887
Lowest daily high 46 °F May 6, 1887
Hottest average high temperature 78.1 °F 1924
Coldest average high temperature 59.3 °F 1899
Most daily precipitation 2.2 inches May 1, 1940
Most monthly precipitation 5.8 inches 1948
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
May 1 63.1 39.9 88 25
May 2 63.3 40.1 89 26
May 3 63.5 40.3 82 30
May 4 63.8 40.5 89 29
May 5 63.9 40.7 88 27
May 6 64.0 41.0 86 27
May 7 64.2 41.2 84 26
May 8 64.5 41.4 87 29
May 9 64.7 41.6 87 26
May 10 65.0 41.8 87 30
May 11 65.1 42.0 89 29
May 12 65.4 42.1 91 28
May 13 65.7 42.3 92 29
May 14 65.8 42.5 94 28
May 15 66.0 42.7 92 27
May 16 66.2 43.0 86 31
May 17 66.4 43.1 91 30
May 18 66.6 43.3 90 28
May 19 66.9 43.5 86 31
May 20 67.1 43.6 91 29
May 21 67.4 43.8 89 30
May 22 67.5 44.0 91 31
May 23 67.7 44.2 89 32
May 24 67.8 44.5 89 33
May 25 67.9 44.7 90 30
May 26 68.0 44.9 91 32
May 27 68.0 45.0 92 33
May 28 68.2 45.1 96 28
May 29 68.2 45.2 90 33
May 30 68.3 45.4 92 32
May 31 68.3 45.5 95 30
Weather Station Details
Years Station Coordinates
1942–2024 Olympia Airport location
1877–1941 Olymia Priest Point Park location