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
18 Apr
8°C-5°C
25 Apr
88%
16°C2°C
Saturday
19 Apr
11°C0°C
26 Apr
20°C4°C
Sunday
20 Apr
84%
9°C0°C
27 Apr
78%
11°C-1°C
Monday
21 Apr
5°C-3°C
28 Apr
87%
11°C1°C
Tuesday
22 Apr
9°C-4°C
29 Apr
13°C0°C
Wednesday
23 Apr
12°C-3°C
30 Apr
13°C2°C
Thursday
24 Apr
13°C0°C
1 May
70%
8°C0°C

Cheapest month to fly to Helena

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Showing prices in USD

Annual Avg. Price117 USD
April 202595 USD
May 202595 USD
June 202595 USD
July 2025125 USD
August 2025125 USD
September 2025125 USD
October 2025125 USD
November 2025125 USD
December 2025125 USD
January 2026125 USD
February 2026129 USD

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