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October Weather in West Lafayette, United States

Last updated: June 24, 2025

In October, the average temperature in West Lafayette, United States hovers around 14°C (58°F). However, temperatures can vary significantly, with a minimum dropping to -2°C (30°F) and a maximum soaring to 33°C (92°F). Expect 107 mm (4.2 in) of precipitation over 12 days, contributing to an average humidity level of 82%. Be prepared for a mix of cool and warm days!

October Temperature in West Lafayette

In October in West Lafayette, the average temperature is 14°C (58°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as -2°C (30°F). This diverse temperature range means travelers should be prepared for both warm days and chilly nights.

October Weather in West Lafayette: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in West Lafayette, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Lafayette, October typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (92°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec313542526371757368574236
Data source: Temperature data for West Lafayette generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in West Lafayette

In West Lafayette in October, the precipitation amount is 107 mm (4.2 in) spread over 12 days.

October Precipitation Trends in West Lafayette

The chart displays monthly precipitation patterns in West Lafayette, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In West Lafayette, October typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec921131091291311411149310710799102
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in West Lafayette

In West Lafayette in October, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

October Average Humidity in West Lafayette

This chart illustrates the average monthly humidity levels in West Lafayette, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in West Lafayette is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in West Lafayette

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.

Maximum UV Index Levels in West Lafayette for October

The chart shows the monthly maximum UV Index (UVI) for West Lafayette in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in West Lafayette typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: West Lafayette October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in West Lafayette Compares to Other Months

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.

This table compares monthly weather conditions in West Lafayette, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather1°C (35°F)113 mm (4.5 inches)88%moderate
March Weather6°C (42°F)109 mm (4.3 inches)87%high
April Weather11°C (52°F)129 mm (5.1 inches)87%very high
May Weather17°C (63°F)131 mm (5.1 inches)81%very high
June Weather22°C (71°F)141 mm (5.5 inches)83%very high
July Weather24°C (76°F)114 mm (4.5 inches)82%very high
August Weather23°C (73°F)93 mm (3.6 inches)76%very high
September Weather20°C (69°F)107 mm (4.2 inches)77%very high
October Weather14°C (58°F)107 mm (4.2 inches)82%high
November Weather6°C (42°F)99 mm (3.9 inches)89%moderate
December Weather2°C (37°F)101 mm (4.0 inches)86%low

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