Charlos Heights, MT Weather & Growing Conditions
Tonight
51°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 51. Southwest wind around 3 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Showers And Thunderstorms | 3 mph SW | 87% |
| Saturday | 61°F | Rain Showers Likely | 1 to 5 mph N | 74% |
| Saturday Night | 46°F | Partly Cloudy | 5 mph SSW | 8% |
| Sunday | 70°F | Sunny | 6 mph SW | 0% |
| Sunday Night | 49°F | Mostly Clear | 2 to 6 mph SSE | 0% |
| Monday | 75°F | Sunny | 3 to 7 mph SSW | 0% |
| Monday Night | 50°F | Mostly Clear | 6 mph SW | 0% |
| Tuesday | 73°F | Sunny | 5 mph SW | 0% |
| Tuesday Night | 50°F | Mostly Clear | 2 to 7 mph NNE | 3% |
| Wednesday | 73°F | Sunny | 5 to 8 mph SSW | 2% |
| Wednesday Night | 50°F | Mostly Clear | 2 to 7 mph S | 1% |
| Thursday | 76°F | Sunny | 5 to 8 mph S | 1% |
| Thursday Night | 52°F | Partly Cloudy | 3 to 14 mph S | 1% |
| Friday | 75°F | Mostly Sunny | 10 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Charlos Heights, MT
Last spring frost
May 21
First fall frost
Sep 22
Growing season
122 days
Hardiness zone
5b
Explore more for Charlos Heights, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Hamilton, Mt (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.