Big Lake, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Lake, a city in Reagan County, Texas.
This Afternoon
93°F
Mostly Sunny
Mostly sunny, with a high near 93. Southeast wind around 10 mph.
7-day forecast for Big Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Mostly Sunny | 10 mph SE | 1% |
| Tonight | 71°F | Mostly Clear | 10 mph S | 1% |
| Saturday | 94°F | Sunny | 10 to 15 mph S | 1% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 10 mph S | 21% |
| Sunday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 16% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 5 mph S | 24% |
| Monday | 94°F | Sunny | 5 mph SE | 14% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 40% |
| Tuesday | 89°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph E | 43% |
| Tuesday Night | 67°F | Chance Showers And Thunderstorms | 10 mph E | 43% |
| Wednesday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SE | 34% |
| Wednesday Night | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 16% |
| Thursday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SE | 16% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Big Lake (31.194, -101.453). Updated through the day.
Growing snapshot for Big Lake
Last spring frost
Mar 20
First fall frost
Nov 14
Growing season
238 days
Hardiness zone
8a
More local growing data for Big Lake: nearby ZIP 76932 weather · frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Big Lake 2, Tx (6 mi from Big Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.