Mertens, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mertens, a town in Hill County, Texas.
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. Northwest wind around 5 mph.
7-day forecast for Mertens
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 5 mph NW | 0% |
| Wednesday | 74°F | Mostly Sunny | 0 to 5 mph NNW | 0% |
| Wednesday Night | 50°F | Mostly Clear then Patchy Fog | 0 mph | 0% |
| Thursday | 78°F | Patchy Fog then Sunny | 0 to 10 mph SSW | 12% |
| Thursday Night | 52°F | Mostly Clear | 5 to 10 mph WNW | 13% |
| Friday | 72°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 48°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 69°F | Partly Sunny | 5 mph N | 2% |
| Saturday Night | 46°F | Partly Cloudy | 0 to 5 mph N | 5% |
| Sunday | 70°F | Sunny | 0 to 5 mph N | 2% |
| Sunday Night | 45°F | Clear | 0 to 5 mph N | 2% |
| Monday | 73°F | Sunny | 0 to 5 mph SSW | 1% |
| Monday Night | 46°F | Mostly Clear | 0 to 5 mph S | 1% |
| Tuesday | 75°F | Mostly Sunny | 0 to 5 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Mertens (32.059, -96.894). Updated through the day.
Growing snapshot for Mertens
Last spring frost
Mar 21
First fall frost
Nov 10
Growing season
235 days
Hardiness zone
8b
More local growing data for Mertens: nearby ZIP 76666 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Abbott
Aquilla
Blum
Bynum
Covington
Hillsboro
Hubbard
Itasca
Laguna Park
Malone
Mount Calm
Penelope
Whitney
Climate data from the nearest NOAA station, Hillsboro, Tx (12.7 mi from Mertens). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.