Helena Airport (HLN) Weather 07/15/2025
Tonight
48
Rain Likely then Slight Chance Rain
Wednesday
75
Patchy Fog then Sunny
Wednesday Night
47
Mostly Clear
Thursday
87
Sunny
Thursday Night
54
Mostly Clear
Friday
87
Sunny
Friday Night
54
Mostly Clear
Saturday
91
Mostly Sunny
Saturday Night
56
Partly Cloudy
Sunday
89
Mostly Sunny
Sunday Night
56
Partly Cloudy
Monday
86
Mostly Sunny
Monday Night
54
Slight Chance T-storms then Mostly Cloudy
Weekly Forecast
Tonight
Rain likely, mainly before 8pm. Cloudy, with a low around 48. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%.
Wednesday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Calm wind becoming east 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 47. East wind 6 to 10 mph becoming south after midnight.
Thursday
Sunny, with a high near 87. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 54. Northwest wind 9 to 14 mph becoming light west northwest after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 87. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 54. North wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 91. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 86.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 54.