October Weather in Duncan, United States

Last updated: June 24, 2025

In Duncan, United States, the average temperature in October hovers around 19°C (66°F). You can expect minimum temperatures to drop to 1°C (34°F), while peaks can reach a sizzling 33°C (92°F). During this month, anticipate 15 mm (0.6 in) of precipitation spread over 2 days, and enjoy a fairly humid atmosphere with an average humidity of 72%.

October Temperature in Duncan

In October in Duncan, the average temperature is 19°C (66°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 1°C (34°F). Travelers should pack accordingly, as this month features a wide range of temperatures that cater to both warm and cool preferences.

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

The chart illustrates October temperature patterns in Duncan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Duncan, October typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 1°C (34°F).

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

October Precipitation in Duncan

In Duncan in October, the precipitation amount is 15 mm (0.6 in) over the course of 2 days.

October Precipitation Trends in Duncan

The chart displays monthly precipitation patterns in Duncan, 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 Duncan, October typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 2 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 Duncan

In Duncan in October, humidity is 72%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace that can make even the lightest activities feel strenuous for traveling.

October Average Humidity in Duncan

This chart illustrates the average monthly humidity levels in Duncan, 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 Duncan is approximately 72%, 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 Duncan

In Duncan in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Duncan.

Maximum UV Index Levels in Duncan for October

The chart shows the monthly maximum UV Index (UVI) for Duncan 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 Duncan typically reaches 8, which falls under the very high exposure category.

Data source: Duncan 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 Duncan Compares to Other Months

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

This table compares monthly weather conditions in Duncan, 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)	26 mm (1.0 inches)	81%	moderate
February Weather	9°C (48°F)	34 mm (1.3 inches)	82%	high
March Weather	14°C (57°F)	18 mm (0.7 inches)	68%	very high
April Weather	19°C (67°F)	3 mm (0.1 inches)	55%	extreme
May Weather	23°C (74°F)	3 mm (0.1 inches)	45%	extreme
June Weather	29°C (84°F)	6 mm (0.2 inches)	37%	extreme
July Weather	29°C (84°F)	50 mm (2.0 inches)	43%	extreme
August Weather	28°C (83°F)	23 mm (0.9 inches)	53%	extreme
September Weather	25°C (77°F)	29 mm (1.1 inches)	66%	extreme
October Weather	19°C (66°F)	15 mm (0.6 inches)	72%	very high
November Weather	13°C (56°F)	25 mm (1.0 inches)	81%	high
December Weather	8°C (46°F)	25 mm (1.0 inches)	84%	moderate