Herron, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Herron, a community in Hill County, Montana.
This Afternoon
76°F
Mostly Sunny
Mostly sunny, with a high near 76. North northeast wind 6 to 10 mph.
7-day forecast for Herron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Sunny | 6 to 10 mph NNE | 2% |
| Tonight | 49°F | Mostly Cloudy | 10 mph ENE | 1% |
| Saturday | 70°F | Mostly Cloudy | 7 to 12 mph ENE | 2% |
| Saturday Night | 48°F | Mostly Cloudy | 5 to 10 mph ESE | 2% |
| Sunday | 74°F | Mostly Sunny | 6 mph ESE | 0% |
| Sunday Night | 47°F | Mostly Clear | 5 to 13 mph ESE | 0% |
| Monday | 79°F | Sunny | 3 mph SSE | 0% |
| Monday Night | 49°F | Mostly Clear | 2 to 9 mph SSE | 0% |
| Tuesday | 79°F | Sunny | 2 to 6 mph WSW | 0% |
| Tuesday Night | 49°F | Mostly Clear | 3 mph SSE | 0% |
| Wednesday | 79°F | Sunny | 2 to 7 mph SW | 1% |
| Wednesday Night | 49°F | Mostly Clear | 5 mph SSE | 1% |
| Thursday | 80°F | Sunny | 5 mph SSW | 2% |
| Thursday Night | 51°F | Partly Cloudy | 7 mph ESE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Herron (48.534, -109.772). Updated through the day.
Growing snapshot for Herron
Last spring frost
May 15
First fall frost
Sep 23
Growing season
129 days
Hardiness zone
3b
More local growing data for Herron: nearby ZIP 59501 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Havre City Co Ap, Mt (10.2 mi from Herron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.