HELENA CLIMATE
National Weather Service
Climate represents average weather data collected over decades. After viewing the data in this table, you can get a general idea of the kind of weather you might expect when you visit this city in a particular month of the year.
From day-to-day, hour-to-hour, temperatures can vary a lot. It’s likely that you will experience close to the mean maximum high and mean minimum low. The mean average temperature for the month is a useful way to view this city’s temperature, as well.
Month | Total Precipitation Normal (inches) | Mean Max Temperature Normal (°F) | Mean Min Temperature Normal (°F) | Mean Avg Temperature Normal (°F) |
Jan | 0.36 | 33.3 | 13.0 | 23.1 |
Feb | 0.30 | 38.6 | 16.9 | 27.7 |
Mar | 0.59 | 48.2 | 24.3 | 36.3 |
Apr | 0.98 | 57.8 | 32.1 | 44.9 |
May | 1.87 | 67.1 | 40.8 | 54.0 |
Jun | 2.06 | 75.7 | 48.5 | 62.1 |
Jul | 1.19 | 85.7 | 54.3 | 70.0 |
Aug | 1.20 | 84.5 | 52.2 | 68.3 |
Sep | 1.10 | 72.6 | 43.1 | 57.8 |
Oct | 0.68 | 58.7 | 32.5 | 45.6 |
Nov | 0.49 | 43.1 | 22.0 | 32.5 |
Dec | 0.40 | 31.7 | 11.9 | 21.8 |
Annual | 11.22 | 58.1 | 32.6 | 45.3 |

Climate information is useful for planning travel months in advance. Very important, too, as your travel dates draw near, always check the current weather report for this city.
Current Helena Weather
Be inspired to visit the Treasure State, a song to listen to: “Montana On My Mind” by Scioto River Band and Catherine Leigh (MTbest). Download the song on iTunes.
https://www.MontanaTraveler.com
Copyright © 2020 John Sandy