Helena Airport (HLN) Weather 11/18/2025
Tonight
28
Partly Cloudy
Saturday
47
Sunny
Saturday Night
24
Mostly Clear
Sunday
53
Mostly Sunny
Sunday Night
33
Mostly Cloudy
Monday
62
Partly Sunny
Monday Night
40
Mostly Cloudy
Veterans Day
58
Mostly Sunny
Tuesday Night
33
Mostly Cloudy
Wednesday
55
Partly Sunny
Wednesday Night
36
Mostly Cloudy
Thursday
60
Mostly Sunny
Thursday Night
38
Chance Rain
Weekly Forecast
Tonight
Partly cloudy, with a low around 28. West southwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.
Saturday
Sunny, with a high near 47. West southwest wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Mostly clear, with a low around 24. Calm wind becoming southwest around 6 mph in the evening.
Sunday
Mostly sunny, with a high near 53. South southwest wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 33. South southwest wind 6 to 10 mph.
Monday
Partly sunny, with a high near 62. South wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 40. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Veterans Day
Mostly sunny, with a high near 58. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 38.