Last updated: June 24, 2025
In October, the average temperature in West Lafayette, United States hovers around 14°C (57°F). Visitors can expect a temperature range where minimums dip to -2°C (29°F), while peaks reach up to 32°C (91°F). Be prepared for some rain, as the area receives about 112 mm (4.4 in) of precipitation over 12 days, and don't forget to account for the 81% humidity, which adds to the overall climate experience!
In October in West Lafayette, the average temperature is 14°C (57°F). The maximum can reach 32°C (91°F), while the minimum can drop as low as -2°C (29°F). This variation in temperature makes it an ideal time to experience a mix of comfortable and cooler weather while traveling.
In West Lafayette in October, the total precipitation amount is 112 mm (4.4 in), falling over the course of 12 days.
In West Lafayette in October, humidity is 81%. With an average temperature of 14°C (57°F), this humidity feels like a warm, dense blanket that clings to your skin, making outdoor exploration a bit heavier and more tiring.
In West Lafayette in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in West Lafayette, you can refer to this Hourly UV Index in West Lafayette.
UV Risk Categories
Weather in West Lafayette varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in West Lafayette, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 74 mm (2.9 inches) | 85% | moderate |
| February Weather | -1°C (31°F) | 77 mm (3.0 inches) | 85% | moderate |
| March Weather | 5°C (42°F) | 106 mm (4.2 inches) | 86% | high |
| April Weather | 11°C (52°F) | 97 mm (3.8 inches) | 87% | very high |
| May Weather | 18°C (64°F) | 152 mm (6.0 inches) | 81% | very high |
| June Weather | 23°C (74°F) | 100 mm (3.9 inches) | 82% | extreme |
| July Weather | 25°C (77°F) | 99 mm (3.9 inches) | 81% | very high |
| August Weather | 23°C (74°F) | 101 mm (4.0 inches) | 79% | very high |
| September Weather | 21°C (70°F) | 65 mm (2.6 inches) | 78% | very high |
| October Weather | 14°C (57°F) | 112 mm (4.4 inches) | 81% | high |
| November Weather | 5°C (41°F) | 75 mm (3.0 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 62 mm (2.4 inches) | 86% | low |