October Weather in Peoria, United States

Last updated: June 24, 2025

In October, the average temperature in Peoria, United States hovers around 13°C (56°F). Expect a temperature range where the minimum can drop to -3°C (27°F) and the maximum can soar up to 32°C (89°F). This month sees an average precipitation of 131 mm (5.2 in) spread over 12 days, accompanied by a high average humidity of 82%.

October Temperature in Peoria

In October in Peoria, the average temperature is 13°C (56°F). The maximum can reach 32°C (89°F), and the minimum can be as low as -3°C (27°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

October Weather in Peoria: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Peoria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Peoria, October typically has an average temperature of 13°C (56°F), with highs reaching up to 32°C (89°F) and lows dropping to around -3°C (27°F).

Data source: Temperature data for Peoria generated using information from the Copernicus Climate Change Service.

October Precipitation in Peoria

In Peoria in October, the precipitation amount is 131 mm (5.2 in) spread over 12 days.

October Precipitation Trends in Peoria

The chart displays monthly precipitation patterns in Peoria, 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 Peoria, October typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Peoria

In Peoria in October, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

October Average Humidity in Peoria

This chart illustrates the average monthly humidity levels in Peoria, 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 Peoria is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Peoria

In Peoria 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 Peoria, you can refer to this Hourly UV Index in Peoria.

Maximum UV Index Levels in Peoria for October

The chart shows the monthly maximum UV Index (UVI) for Peoria 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 Peoria typically reaches 6, which falls under the high exposure category.

Data source: Peoria 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 Peoria Compares to Other Months

Weather in Peoria varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Peoria, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Peoria, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	61 mm (2.4 inches)	82%	moderate
February Weather	-2°C (29°F)	67 mm (2.7 inches)	83%	moderate
March Weather	5°C (42°F)	108 mm (4.3 inches)	84%	high
April Weather	10°C (51°F)	116 mm (4.6 inches)	85%	very high
May Weather	18°C (64°F)	167 mm (6.6 inches)	79%	very high
June Weather	23°C (74°F)	148 mm (5.8 inches)	82%	extreme
July Weather	25°C (77°F)	107 mm (4.2 inches)	80%	very high
August Weather	23°C (74°F)	74 mm (2.9 inches)	81%	very high
September Weather	21°C (70°F)	71 mm (2.8 inches)	80%	very high
October Weather	13°C (56°F)	131 mm (5.2 inches)	82%	high
November Weather	4°C (40°F)	57 mm (2.3 inches)	88%	moderate
December Weather	1°C (34°F)	55 mm (2.2 inches)	84%	low