Seco Mines, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seco Mines, a community in Maverick County, Texas.
Tonight
78°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Heat index values as high as 102. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast for Seco Mines
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 78°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SE | 16% |
| Saturday | 99°F | Mostly Sunny | 5 to 10 mph SE | 5% |
| Saturday Night | 77°F | Mostly Clear | 5 to 10 mph SE | 2% |
| Sunday | 100°F | Mostly Sunny | 5 to 10 mph SE | 0% |
| Sunday Night | 77°F | Partly Cloudy | 5 to 10 mph SE | 6% |
| Monday | 100°F | Sunny | 5 mph ESE | 6% |
| Monday Night | 77°F | Mostly Clear | 5 to 10 mph ESE | 6% |
| Tuesday | 99°F | Sunny | 5 to 10 mph E | 9% |
| Tuesday Night | 76°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph ESE | 15% |
| Wednesday | 98°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph ESE | 15% |
| Wednesday Night | 76°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 17% |
| Thursday | 97°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph E | 17% |
| Thursday Night | 76°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 20% |
| Friday | 97°F | Slight Chance Rain Showers then Mostly Sunny | 5 mph ESE | 18% |
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 Sep 19, 2026.