Mertens, TX Weather & Growing Conditions
Tonight
72°F
Clear
Clear. Low around 72, with temperatures rising to around 74 overnight. South southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Clear | 5 mph SSE | 0% |
| Saturday | 98°F | Sunny | 5 mph S | 0% |
| Saturday Night | 73°F | Mostly Clear | 5 mph S | 0% |
| Sunday | 98°F | Mostly Sunny | 5 mph S | 2% |
| Sunday Night | 75°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph S | 22% |
| Monday | 96°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 22% |
| Monday Night | 74°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph ENE | 21% |
| Tuesday | 95°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph NNE | 21% |
| Tuesday Night | 73°F | Partly Cloudy | 5 to 10 mph NE | 14% |
| Wednesday | 95°F | Mostly Sunny | 5 to 10 mph NE | 7% |
| Wednesday Night | 72°F | Partly Cloudy | 5 to 10 mph ENE | 4% |
| Thursday | 94°F | Mostly Sunny | 5 mph ENE | 2% |
| Thursday Night | 70°F | Partly Cloudy | 0 to 5 mph E | 3% |
| Friday | 93°F | Mostly Sunny | 5 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mertens, TX
Last spring frost
Mar 21
First fall frost
Nov 10
Growing season
235 days
Hardiness zone
8b
Explore more for Mertens, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Hillsboro, Tx (12.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.