November Weather in Helena, United States

Last updated: June 24, 2025

In November, the average temperature in Helena, United States hovers around 11°C (52°F). Be prepared for a temperature range that can dip as low as -8°C (18°F) and peak at 28°C (82°F). With an average humidity of 84%, the month also brings about 82 mm (3.2 in) of precipitation over 8 days. Make sure to pack accordingly!

November Temperature in Helena

In November in Helena, the average temperature is 11°C (52°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as -8°C (18°F). It's advisable to pack layers for your travels, as weather can vary significantly from day to night.

November Weather in Helena: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Helena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helena, November typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (82°F) and lows dropping to around -8°C (18°F).

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

November Precipitation in Helena

In Helena in November, the total precipitation amount reached 82 mm (3.2 in) over the course of 8 days.

November Precipitation Trends in Helena

The chart displays monthly precipitation patterns in Helena, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In Helena, November typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

November Humidity in Helena

In Helena in November, humidity is 84%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket, making it uncomfortable for traveling as the dampness clings to your skin and can leave you feeling sluggish and fatigued.

November Average Humidity in Helena

This chart illustrates the average monthly humidity levels in Helena, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in Helena is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Helena

In Helena in November, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Helena, you can refer to this Hourly UV Index in Helena.

Maximum UV Index Levels in Helena for November

The chart shows the monthly maximum UV Index (UVI) for Helena in November, 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 November, the maximum UV index in Helena typically reaches 6, which falls under the high exposure category.

Data source: Helena November 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 November Weather in Helena Compares to Other Months

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

This table compares monthly weather conditions in Helena, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	107 mm (4.2 inches)	84%	moderate
February Weather	9°C (48°F)	185 mm (7.3 inches)	83%	high
March Weather	14°C (57°F)	172 mm (6.8 inches)	81%	very high
April Weather	17°C (62°F)	146 mm (5.7 inches)	81%	very high
May Weather	23°C (73°F)	138 mm (5.5 inches)	83%	extreme
June Weather	26°C (79°F)	133 mm (5.2 inches)	83%	extreme
July Weather	28°C (82°F)	124 mm (4.9 inches)	81%	extreme
August Weather	27°C (81°F)	114 mm (4.5 inches)	74%	very high
September Weather	25°C (77°F)	92 mm (3.6 inches)	71%	very high
October Weather	19°C (66°F)	111 mm (4.4 inches)	76%	high
November Weather	11°C (52°F)	82 mm (3.2 inches)	84%	high
December Weather	9°C (49°F)	144 mm (5.7 inches)	88%	moderate