Seco Mines, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seco Mines, a community in Maverick County, Texas.
Today
99°F
Mostly Sunny
Mostly sunny, with a high near 99. Heat index values as high as 107. East southeast wind 5 to 10 mph.
7-day forecast for Seco Mines
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Mostly Sunny | 5 to 10 mph ESE | 2% |
| Tonight | 78°F | Mostly Clear | 10 to 15 mph SE | 2% |
| Wednesday | 99°F | Mostly Sunny | 10 to 15 mph SE | 3% |
| Wednesday Night | 78°F | Mostly Clear | 10 to 15 mph SE | 2% |
| Thursday | 99°F | Sunny | 10 mph SE | 0% |
| Thursday Night | 78°F | Mostly Clear | 10 mph SE | 0% |
| Friday | 98°F | Mostly Sunny | 5 to 10 mph SE | 1% |
| Friday Night | 77°F | Partly Cloudy | 5 to 10 mph SE | 2% |
| Saturday | 97°F | Sunny | 5 to 10 mph ESE | 2% |
| Saturday Night | 77°F | Mostly Clear | 5 to 10 mph SE | 3% |
| Sunday | 97°F | Sunny | 5 to 10 mph ESE | 3% |
| Sunday Night | 77°F | Mostly Clear | 10 mph SE | 2% |
| Monday | 99°F | Sunny | 5 to 10 mph SE | 2% |
| Monday Night | 77°F | Mostly Clear | 10 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Seco Mines (28.751, -100.502). Updated through the day.
Growing snapshot for Seco Mines
Last spring frost
Feb 19
First fall frost
Dec 1
Growing season
287 days
Hardiness zone
9a
More local growing data for Seco Mines: nearby ZIP 78877 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Chula Vista
Eagle Pass
Eidson Road
El Indio
Elm Creek
Fabrica
Las Quintas Fronterizas
Normandy
Quemado
Radar Base
Rosita
Siesta Acres
Spofford
Climate data from the nearest NOAA station, Eagle Pass 3N, Tx (15.6 mi from Seco Mines). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.