Sweetwater, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sweetwater, a city in Nolan County, Texas.
Today
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 68 in the afternoon. South wind 0 to 10 mph.
7-day forecast for Sweetwater
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 0 to 10 mph S | 0% |
| Tonight | 54°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Thursday | 73°F | Sunny | 10 to 15 mph WNW | 0% |
| Thursday Night | 46°F | Mostly Clear | 5 to 15 mph N | 0% |
| Friday | 65°F | Sunny | 5 mph NNE | 0% |
| Friday Night | 45°F | Partly Cloudy | 0 to 5 mph ENE | 3% |
| Saturday | 61°F | Partly Sunny then Slight Chance Rain Showers | 0 to 5 mph NE | 17% |
| Saturday Night | 45°F | Partly Cloudy | 0 mph | 9% |
| Sunday | 65°F | Mostly Sunny | 0 to 5 mph N | 4% |
| Sunday Night | 44°F | Mostly Clear | 0 to 5 mph SSE | 1% |
| Monday | 69°F | Sunny | 5 mph SSW | 1% |
| Monday Night | 47°F | Mostly Clear | 5 mph SSW | 4% |
| Tuesday | 71°F | Mostly Sunny | 5 mph SSW | 1% |
| Tuesday Night | 51°F | Partly Cloudy | 5 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sweetwater (32.469, -100.409). Updated through the day.
Growing snapshot for Sweetwater
Last spring frost
Mar 30
First fall frost
Nov 8
Growing season
223 days
Hardiness zone
8a
More local growing data for Sweetwater: nearby ZIP 79556 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Roscoe, Tx (8.2 mi from Sweetwater). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.