McAllen, TX Weather & Growing Conditions
This Afternoon
96°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 96. Heat index values as high as 108. East wind around 9 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Chance Showers And Thunderstorms | 9 mph E | 47% |
| Tonight | 79°F | Mostly Clear | 0 to 10 mph E | 5% |
| Saturday | 99°F | Sunny | 1 to 8 mph E | 7% |
| Saturday Night | 78°F | Mostly Clear | 2 to 12 mph ESE | 2% |
| Sunday | 100°F | Sunny | 2 to 8 mph ESE | 7% |
| Sunday Night | 80°F | Partly Cloudy | 3 to 12 mph SE | 7% |
| Monday | 100°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph SE | 19% |
| Monday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 to 12 mph ESE | 19% |
| Tuesday | 99°F | Sunny then Chance Showers And Thunderstorms | 2 to 12 mph E | 42% |
| Tuesday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph ENE | 42% |
| Wednesday | 98°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 12 mph ENE | 40% |
| Wednesday Night | 79°F | Chance Showers And Thunderstorms | 1 to 12 mph ENE | 40% |
| Thursday | 97°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 10 mph NE | 45% |
| Thursday Night | 78°F | Chance Showers And Thunderstorms | 1 to 10 mph ENE | 45% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McAllen, TX
Last spring frost
Jan 9
First fall frost
Jan 1
Growing season
365 days
Hardiness zone
10a
Explore more for McAllen, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Mcallen, Tx (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.