October Weather in Hamilton, United States

Last updated: June 24, 2025

In October, the average temperature in Hamilton, United States is a pleasant 19°C (66°F). However, temperatures can vary significantly, dipping as low as 2°C (36°F) and soaring to a scorching 37°C (99°F). Expect about 119 mm (4.7 in) of precipitation spread over 9 days, contributing to an average humidity of 73%, making this month a unique blend of warmth and wetness.

October Temperature in Hamilton

In October, in Hamilton, the average temperature is 19°C (66°F). Maximum temperatures can reach as high as 37°C (99°F), while minimums can drop to as low as 2°C (36°F). This diverse climate makes Hamilton an ideal destination for travelers looking to experience both warmth and the potential for cooler evenings.

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

The chart illustrates October temperature patterns in Hamilton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamilton, October typically has an average temperature of 19°C (66°F), with highs reaching up to 37°C (99°F) and lows dropping to around 2°C (36°F).

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

October Precipitation in Hamilton

In Hamilton in October, the precipitation amount is 119 mm (4.7 in) occurring over a span of 9 days.

October Precipitation Trends in Hamilton

The chart displays monthly precipitation patterns in Hamilton, 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 Hamilton, October typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 9 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 Hamilton

In Hamilton in October humidity is 73%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making travel enjoyable yet slightly sticky, as you find yourself seeking shade and refreshing drinks while exploring.

October Average Humidity in Hamilton

This chart illustrates the average monthly humidity levels in Hamilton, 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 Hamilton is approximately 73%, 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 Hamilton

In Hamilton in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Hamilton.

Maximum UV Index Levels in Hamilton for October

The chart shows the monthly maximum UV Index (UVI) for Hamilton 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 Hamilton typically reaches 7, which falls under the high exposure category.

Data source: Hamilton 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 Hamilton Compares to Other Months

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

This table compares monthly weather conditions in Hamilton, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	118 mm (4.7 inches)	86%	moderate
February Weather	10°C (50°F)	196 mm (7.7 inches)	85%	high
March Weather	14°C (57°F)	174 mm (6.9 inches)	84%	very high
April Weather	17°C (62°F)	176 mm (6.9 inches)	81%	very high
May Weather	22°C (72°F)	128 mm (5.0 inches)	83%	extreme
June Weather	25°C (77°F)	136 mm (5.4 inches)	83%	extreme
July Weather	27°C (80°F)	112 mm (4.4 inches)	80%	extreme
August Weather	26°C (80°F)	122 mm (4.8 inches)	73%	very high
September Weather	24°C (76°F)	108 mm (4.2 inches)	70%	very high
October Weather	19°C (66°F)	119 mm (4.7 inches)	73%	high
November Weather	11°C (52°F)	71 mm (2.8 inches)	85%	moderate
December Weather	9°C (49°F)	156 mm (6.1 inches)	88%	moderate