October Weather in Billings, United States

Last updated: June 24, 2025

In Billings, United States, the average temperature in October hovers around 8°C (46°F), with extreme variations ranging from a chilly -20°C (-4°F) to a warm 30°C (87°F). During this month, expect approximately 43 mm (1.7 in) of precipitation spread over about 8 days, contributing to an average humidity of 74%. Prepare for a mix of weather as you explore!

October Temperature in Billings

In October in Billings, the average temperature is 8°C (46°F). The maximum can reach 30°C (87°F) and the minimum can be as low as -20°C (-4°F). Be prepared for a wide range of temperatures when traveling to Billings during this month.

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

The chart illustrates October temperature patterns in Billings, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Billings, October typically has an average temperature of 8°C (46°F), with highs reaching up to 30°C (87°F) and lows dropping to around -20°C (-4°F).

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

October Precipitation in Billings

In Billings in October, the total precipitation amount is 43 mm (1.7 in) over the course of 8 days.

October Precipitation Trends in Billings

The chart displays monthly precipitation patterns in Billings, 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 Billings, October typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 8 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 Billings

In Billings in October, humidity is 74%. With an average temperature of 8°C (46°F), this humidity feels like a chilly embrace, making travel slightly uncomfortable as the damp air penetrates your clothing, leaving you feeling cool and clammy while exploring the area.

October Average Humidity in Billings

This chart illustrates the average monthly humidity levels in Billings, 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 Billings is approximately 74%, 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 Billings

In Billings 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 Billings.

Maximum UV Index Levels in Billings for October

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

Data source: Billings 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 Billings Compares to Other Months

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

This table compares monthly weather conditions in Billings, 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 (27°F)	19 mm (0.7 inches)	85%	moderate
February Weather	-6°C (21°F)	43 mm (1.7 inches)	85%	moderate
March Weather	3°C (37°F)	33 mm (1.3 inches)	79%	high
April Weather	7°C (44°F)	66 mm (2.6 inches)	74%	very high
May Weather	13°C (55°F)	63 mm (2.5 inches)	76%	very high
June Weather	19°C (67°F)	53 mm (2.1 inches)	79%	extreme
July Weather	24°C (75°F)	18 mm (0.7 inches)	81%	very high
August Weather	22°C (73°F)	16 mm (0.6 inches)	80%	very high
September Weather	17°C (62°F)	42 mm (1.7 inches)	76%	very high
October Weather	8°C (46°F)	43 mm (1.7 inches)	74%	moderate
November Weather	3°C (37°F)	28 mm (1.1 inches)	81%	moderate
December Weather	-1°C (30°F)	29 mm (1.1 inches)	87%	low