West Lafayette May Weather

Averages and records for weather in West Lafayette, Indiana in the month of May.
Typical West Lafayette May Weather
1991–2020
Average daily high 73.6 °F
Average daily low 51.3 °F
Average monthly precipitation 4.0 inches
Daily chance of precipitation 40.6%
West Lafayette May Weather Records
1901–2024
Highest temperature 96 °F May 28, 2018
Lowest temperature 25 °F May 10, 1966
Highest daily low 74 °F May 23, 1925
Lowest daily high 39 °F May 2, 1940
Hottest average high temperature 83.1 °F 1977
Coldest average high temperature 65.6 °F 1967
Most daily precipitation 4.4 inches May 25, 1989
Most monthly precipitation 12.7 inches 1943
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 68.5 46.2 87 29
May 2 68.7 46.5 88 30
May 3 68.9 46.9 86 27
May 4 69.1 47.1 86 30
May 5 69.3 47.3 88 32
May 6 69.7 47.6 88 26
May 7 70.0 48.0 89 30
May 8 70.4 48.4 87 28
May 9 70.8 48.7 90 28
May 10 71.2 48.9 89 25
May 11 71.5 49.3 90 31
May 12 71.9 49.7 89 31
May 13 72.3 50.2 87 31
May 14 72.8 50.6 90 33
May 15 73.2 50.9 91 34
May 16 73.6 51.2 93 30
May 17 73.9 51.6 90 33
May 18 74.3 51.9 92 35
May 19 74.6 52.2 91 34
May 20 74.8 52.5 92 34
May 21 74.9 52.8 91 32
May 22 75.1 53.0 92 34
May 23 75.4 53.3 94 30
May 24 75.7 53.5 93 32
May 25 75.9 53.8 94 31
May 26 76.2 54.2 95 35
May 27 76.6 54.6 96 30
May 28 77.0 55.2 96 36
May 29 77.4 55.7 95 38
May 30 77.8 56.0 93 35
May 31 78.2 56.3 96 39
Weather Station Details
Years Station Coordinates
1965–2024 Purdue University Airport location
1901–1964 West Lafayette 6 NW location