October Weather in Waterville, United States

Last updated: June 24, 2025

In October, the average temperature in Waterville, United States is a brisk 9°C (49°F). Temperatures can range from a chilly -9°C (15°F) to a warm 29°C (85°F). Expect an average precipitation of 91 mm (3.6 in) spread over 11 days, contributing to a notably high average humidity of 84%.

October Temperature in Waterville

In October in Waterville, the average temperature is 9°C (49°F), with maximums reaching up to 29°C (85°F) and minimums dropping as low as -9°C (15°F). This wide temperature range makes Waterville an ideal destination for travelers seeking both warm and cool experiences.

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

The chart illustrates October temperature patterns in Waterville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waterville, October typically has an average temperature of 9°C (49°F), with highs reaching up to 29°C (85°F) and lows dropping to around -9°C (15°F).

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

October Precipitation in Waterville

In Waterville in October, the precipitation amount is 91 mm (3.6 in) over a period of 11 days.

October Precipitation Trends in Waterville

The chart displays monthly precipitation patterns in Waterville, 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 Waterville, October typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 11 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 Waterville

In Waterville in October, humidity is 84%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making travel uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cool yet clammy.

October Average Humidity in Waterville

This chart illustrates the average monthly humidity levels in Waterville, 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 Waterville 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 Waterville

In Waterville 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 Waterville.

Maximum UV Index Levels in Waterville for October

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

Data source: Waterville 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 Waterville Compares to Other Months

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

This table compares monthly weather conditions in Waterville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (17°F)	35 mm (1.4 inches)	87%	moderate
February Weather	-9°C (17°F)	39 mm (1.5 inches)	90%	moderate
March Weather	1°C (33°F)	65 mm (2.6 inches)	85%	moderate
April Weather	6°C (44°F)	89 mm (3.5 inches)	84%	very high
May Weather	15°C (59°F)	136 mm (5.3 inches)	78%	very high
June Weather	22°C (72°F)	114 mm (4.5 inches)	80%	very high
July Weather	23°C (74°F)	112 mm (4.4 inches)	81%	very high
August Weather	21°C (71°F)	136 mm (5.3 inches)	81%	very high
September Weather	18°C (65°F)	139 mm (5.5 inches)	81%	very high
October Weather	9°C (49°F)	91 mm (3.6 inches)	84%	moderate
November Weather	1°C (34°F)	37 mm (1.5 inches)	88%	moderate
December Weather	-4°C (25°F)	46 mm (1.8 inches)	84%	low