October Weather in Grass Lake, United States

Last updated: June 24, 2025

In Grass Lake, United States, the average temperature in October hovers around 12°C (54°F). Expect variations, with minimums reaching as low as -3°C (27°F) and maximums peaking at 29°C (84°F). Rain is a possibility, as the area receives an average of 109 mm (4.3 in) of precipitation over 14 days. Be prepared for a humid environment, with average humidity levels at 84%.

October Temperature in Grass Lake

In October in Grass Lake, the average temperature is 12°C (54°F). Maximum temperatures can reach 29°C (84°F), while minimum temperatures can drop as low as -3°C (27°F). Be prepared for a wide range of weather conditions when traveling during this time.

October Weather in Grass Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grass Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grass Lake, October typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (84°F) and lows dropping to around -3°C (27°F).

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

October Precipitation in Grass Lake

In Grass Lake in October, the precipitation amount is 109 mm (4.3 in) over the course of 14 days.

October Precipitation Trends in Grass Lake

The chart displays monthly precipitation patterns in Grass Lake, 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 Grass Lake, October typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 14 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 Grass Lake

In Grass Lake in October, humidity is 84%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel uncomfortable and sticky.

October Average Humidity in Grass Lake

This chart illustrates the average monthly humidity levels in Grass Lake, 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 Grass Lake is approximately 84%, 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 Grass Lake

In Grass Lake in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Grass Lake.

Maximum UV Index Levels in Grass Lake for October

The chart shows the monthly maximum UV Index (UVI) for Grass Lake 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 Grass Lake typically reaches 5, which falls under the moderate exposure category.

Data source: Grass Lake 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 Grass Lake Compares to Other Months

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

This table compares monthly weather conditions in Grass Lake, 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 (26°F)	65 mm (2.6 inches)	88%	low
February Weather	-3°C (28°F)	69 mm (2.7 inches)	87%	moderate
March Weather	3°C (38°F)	78 mm (3.1 inches)	85%	moderate
April Weather	8°C (47°F)	92 mm (3.6 inches)	86%	very high
May Weather	15°C (60°F)	123 mm (4.8 inches)	80%	very high
June Weather	21°C (70°F)	84 mm (3.3 inches)	80%	very high
July Weather	24°C (75°F)	101 mm (4.0 inches)	80%	very high
August Weather	22°C (72°F)	65 mm (2.6 inches)	80%	very high
September Weather	19°C (66°F)	74 mm (2.9 inches)	80%	high
October Weather	12°C (54°F)	109 mm (4.3 inches)	84%	moderate
November Weather	4°C (39°F)	75 mm (3.0 inches)	89%	moderate
December Weather	0°C (33°F)	54 mm (2.1 inches)	86%	low