Helena Airport (HLN) Weather 10/28/2025
Tonight
32
Mostly Clear
Wednesday
62
Sunny
Wednesday Night
36
Partly Cloudy
Thursday
62
Sunny
Thursday Night
36
Partly Cloudy
Friday
66
Mostly Sunny
Friday Night
41
Mostly Cloudy
Saturday
62
Chance Rain
Saturday Night
36
Rain Likely
Sunday
48
Rain/Snow Likely
Sunday Night
27
Chance Rain/Snow then Chance Snow
Monday
45
Chance Snow
Monday Night
27
Chance Snow
Weekly Forecast
Tonight
Mostly clear, with a low around 32. Southwest wind 5 to 7 mph becoming south southeast after midnight.
Wednesday
Sunny, with a high near 62. West southwest wind around 5 mph becoming calm in the morning.
Wednesday Night
Partly cloudy, with a low around 36. Light and variable wind becoming southwest 5 to 7 mph in the evening.
Thursday
Sunny, with a high near 62. Southwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 36. South southwest wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 66. South southeast wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 41. South wind 10 to 14 mph, with gusts as high as 25 mph.
Saturday
A chance of rain. Partly sunny, with a high near 62. South wind 10 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 36.
Sunday
Rain likely, possibly mixed with snow, mainly before noon. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Monday
A chance of snow. Partly sunny, with a high near 45.
Monday Night
A chance of snow. Partly cloudy, with a low around 27.