February Weather in Helena, United States

Last updated: June 24, 2025

In February, the average temperature in Helena, United States hovers around 9°C (48°F). However, be prepared for a range that can dip as low as -16°C (4°F) and reach highs of 26°C (78°F). Expect about 185 mm (7.3 in) of precipitation spread over 15 days, contributing to an average humidity level of 83%. Stay cozy and enjoy the unique charm of the season!

February Temperature in Helena

In February in Helena, the average temperature is 9°C (48°F). The maximum can reach 26°C (78°F), and the minimum can be as low as -16°C (4°F). Pack accordingly to enjoy a range of temperatures during your travels!

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

The chart illustrates February 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, February typically has an average temperature of 9°C (48°F), with highs reaching up to 26°C (78°F) and lows dropping to around -16°C (4°F).

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

February Precipitation in Helena

In Helena in February, the precipitation amount is 185 mm (7.3 in) over the course of 15 days.

February Precipitation Trends in Helena

The chart displays monthly precipitation patterns in Helena, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Helena, February typically receives around 185 mm (7.3 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

February Humidity in Helena

In Helena in February humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.

February Average Humidity in Helena

This chart illustrates the average monthly humidity levels in Helena, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Helena is approximately 83%, offering insight into how humid the weather typically is during this month.

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

February UV Index in Helena

In Helena in February, 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 February

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

Data source: Helena February 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 February 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 February’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 February’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