Weslaco, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Weslaco, a city in Hidalgo County, Texas.
This Afternoon
93°F
Mostly Sunny
Mostly sunny. High near 93, with temperatures falling to around 88 in the afternoon. West wind 5 to 8 mph.
7-day forecast for Weslaco
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Mostly Sunny | 5 to 8 mph W | 11% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 6 to 9 mph N | 37% |
| Wednesday | 85°F | Mostly Sunny | 6 to 10 mph NNE | 5% |
| Wednesday Night | 69°F | Partly Cloudy | 3 to 10 mph ESE | 2% |
| Thursday | 91°F | Mostly Sunny | 5 to 10 mph SE | 3% |
| Thursday Night | 71°F | Showers And Thunderstorms | 3 to 10 mph SW | 77% |
| Friday | 82°F | Chance Showers And Thunderstorms then Partly Sunny | 7 to 13 mph N | 43% |
| Friday Night | 64°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 9 mph NNE | 19% |
| Saturday | 79°F | Chance Rain Showers | 8 to 12 mph N | 45% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms | 8 to 14 mph N | 32% |
| Sunday | 76°F | Slight Chance Rain Showers | 10 to 14 mph N | 24% |
| Sunday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 9 mph N | 15% |
| Monday | 78°F | Mostly Sunny | 8 mph NNE | 5% |
| Monday Night | 58°F | Partly Cloudy | 2 to 8 mph ENE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Weslaco (26.161, -97.988). Updated through the day.
Growing snapshot for Weslaco
Last spring frost
Jan 8
First fall frost
Dec 31
Growing season
365 days
Hardiness zone
10a
More local growing data for Weslaco: nearby ZIP 78599 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Abram
Alamo
Alton
César Chávez
Citrus City
Cuevitas
Doffing
Donna
Doolittle
Edcouch
Edinburg
Elias-Fela Solis
Elsa
Granjeno
Harding Gill Tract
Hargill
Havana
Heidelberg
Hidalgo
Indian Hills
La Blanca
La Coma Heights
La Homa
La Joya
La Villa
Laguna Seca
Linn
Llano Grande
Lopezville
Los Ebanos
Climate data from the nearest NOAA station, Weslaco, Tx (2.9 mi from Weslaco). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.