Flights to Helena, MT, United States

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Weather in Helena

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-1°C-10°C
February-1°C-10°C
March4°C-5°C
April9°C-1°C
May15°C3°C
June21°C7°C
July27°C11°C
August26°C11°C
September21°C7°C
October11°C0°C
November3°C-6°C
December-1°C-10°C
Hottest Month
27°C
July
Coldest month
-10°C
February
Sunny days
256
days per year
Snow days
26
days per year

14 day forecast

Friday
28 Mar
61%
11°C-3°C
4 Apr
7°C-4°C
Saturday
29 Mar
67%
5°C-2°C
5 Apr
12°C-3°C
Sunday
30 Mar
61%
3°C-2°C
6 Apr
15°C-1°C
Monday
31 Mar
88%
5°C-3°C
7 Apr
18°C3°C
Tuesday
1 Apr
86%
2°C-3°C
8 Apr
15°C5°C
Wednesday
2 Apr
5°C-5°C
9 Apr
16°C4°C
Thursday
3 Apr
6°C-4°C
10 Apr
17°C4°C

Cheapest month to fly to Helena

Explore price trends for trips to Helena

Annual Avg. Price330 CAD
April 2025282 CAD
May 2025262 CAD
July 2025293 CAD
August 2025321 CAD
September 2025293 CAD
October 2025346 CAD
November 2025346 CAD
December 2025346 CAD
January 2026413 CAD
February 2026398 CAD
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