October Weather in Grundy Center, United States

Last updated: June 24, 2025

In October, the average temperature in Grundy Center, United States hovers around 11°C (52°F), but be prepared for a range that can dip as low as -6°C (21°F) and soar up to 31°C (88°F). Expect about 135 mm (5.3 in) of precipitation spread across 12 days, contributing to a high average humidity of 80%. This mix of conditions creates a unique atmosphere that truly defines the season in this captivating location.

October Temperature in Grundy Center

In October in Grundy Center, the average temperature is 11°C (52°F). The maximum can reach 31°C (88°F), while the minimum can drop as low as -6°C (21°F). Travelers should be prepared for a wide range of temperatures, from warm days to potentially chilly nights.

October Weather in Grundy Center: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grundy Center, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grundy Center, October typically has an average temperature of 11°C (52°F), with highs reaching up to 31°C (88°F) and lows dropping to around -6°C (21°F).

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

October Precipitation in Grundy Center

In Grundy Center in October, the precipitation amount is 135 mm (5.3 in), occurring over the course of 12 days.

October Precipitation Trends in Grundy Center

The chart displays monthly precipitation patterns in Grundy Center, 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 Grundy Center, October typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Grundy Center

In Grundy Center in October, humidity is 80%. With an average temperature of 11°C (52°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable as you navigate through the thick, languid air.

October Average Humidity in Grundy Center

This chart illustrates the average monthly humidity levels in Grundy Center, 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 Grundy Center is approximately 80%, 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 Grundy Center

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

Maximum UV Index Levels in Grundy Center for October

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

Data source: Grundy Center 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 Grundy Center Compares to Other Months

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

This table compares monthly weather conditions in Grundy Center, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	42 mm (1.6 inches)	82%	moderate
February Weather	-6°C (22°F)	48 mm (1.9 inches)	84%	moderate
March Weather	3°C (38°F)	72 mm (2.8 inches)	80%	high
April Weather	9°C (48°F)	83 mm (3.3 inches)	81%	very high
May Weather	16°C (61°F)	153 mm (6.0 inches)	74%	very high
June Weather	23°C (73°F)	136 mm (5.3 inches)	80%	extreme
July Weather	24°C (75°F)	104 mm (4.1 inches)	80%	very high
August Weather	22°C (72°F)	73 mm (2.9 inches)	77%	very high
September Weather	19°C (67°F)	116 mm (4.6 inches)	75%	very high
October Weather	11°C (52°F)	135 mm (5.3 inches)	80%	high
November Weather	3°C (37°F)	48 mm (1.9 inches)	87%	moderate
December Weather	-1°C (30°F)	36 mm (1.4 inches)	83%	moderate