Essex, MT Weather & Growing Conditions
Overnight
35°F
Mostly Clear
Mostly clear, with a low around 35. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 35°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 65°F | Sunny | 2 to 6 mph SW | 1% |
| Tuesday Night | 45°F | Mostly Clear | 2 to 6 mph WSW | 0% |
| Wednesday | 70°F | Sunny | 3 to 8 mph WSW | 0% |
| Wednesday Night | 48°F | Clear | 3 to 7 mph SSW | 0% |
| Thursday | 76°F | Sunny | 3 to 8 mph SSW | 0% |
| Thursday Night | 51°F | Clear | 3 to 8 mph S | 0% |
| Friday | 78°F | Sunny | 5 to 9 mph S | 0% |
| Friday Night | 52°F | Clear | 6 to 15 mph SW | 0% |
| Saturday | 75°F | Sunny | 6 to 12 mph SSW | 0% |
| Saturday Night | 51°F | Mostly Clear | 3 to 12 mph SW | 0% |
| Sunday | 73°F | Sunny | 6 mph SSW | 0% |
| Sunday Night | 50°F | Mostly Clear | 7 mph E | 0% |
| Monday | 72°F | Sunny | 6 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Essex, MT
Last spring frost
May 9
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
5a
Explore more for Essex, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Hungry Horse Dam, Mt (16.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.