Mount Calm, TX Weather & Growing Conditions
Overnight
71°F
Clear
Clear. Low around 71, with temperatures rising to around 73 overnight. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Clear | 5 mph S | 0% |
| Saturday | 96°F | Sunny | 5 mph S | 0% |
| Saturday Night | 72°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 97°F | Sunny | 5 mph S | 1% |
| Sunday Night | 74°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph S | 19% |
| Monday | 96°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph S | 19% |
| Monday Night | 73°F | Partly Cloudy | 5 mph E | 14% |
| Tuesday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph NE | 15% |
| Tuesday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph NE | 15% |
| Wednesday | 94°F | Mostly Sunny | 5 to 10 mph NE | 8% |
| Wednesday Night | 71°F | Partly Cloudy | 5 mph ENE | 3% |
| Thursday | 93°F | Mostly Sunny | 5 to 10 mph ENE | 2% |
| Thursday Night | 70°F | Partly Cloudy | 5 mph ENE | 3% |
| Friday | 92°F | Mostly Sunny | 5 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mount Calm, TX
Last spring frost
Mar 13
First fall frost
Nov 14
Growing season
250 days
Hardiness zone
8b
Explore more for Mount Calm, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Navarro Mills Dam, Tx (18.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.