McAllen, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McAllen, a city in Hidalgo County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 107. East southeast wind 3 to 8 mph.
7-day forecast for McAllen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 3 to 8 mph ESE | 7% |
| Tonight | 78°F | Mostly Clear | 2 to 12 mph ESE | 4% |
| Sunday | 99°F | Mostly Sunny | 1 to 8 mph E | 4% |
| Sunday Night | 79°F | Partly Cloudy | 2 to 12 mph ESE | 3% |
| Monday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 10 mph ESE | 22% |
| Monday Night | 78°F | Slight Chance Showers And Thunderstorms then Clear | 1 to 12 mph ESE | 22% |
| Tuesday | 97°F | Sunny then Chance Showers And Thunderstorms | 1 to 10 mph ENE | 39% |
| Tuesday Night | 78°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph NE | 39% |
| Wednesday | 97°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 12 mph ENE | 46% |
| Wednesday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph ENE | 46% |
| Thursday | 96°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 9 mph NE | 52% |
| Thursday Night | 78°F | Chance Showers And Thunderstorms | 1 to 9 mph ENE | 52% |
| Friday | 96°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 10 mph NE | 36% |
| Friday Night | 77°F | Chance Showers And Thunderstorms | 2 to 10 mph ENE | 36% |
Forecast source: National Weather Service (api.weather.gov) for McAllen (26.225, -98.246). Updated through the day.
Growing snapshot for McAllen
Last spring frost
Jan 9
First fall frost
Jan 1
Growing season
365 days
Hardiness zone
10a
More local growing data for McAllen: nearby ZIP 78501 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Mcallen, Tx (1.8 mi from McAllen). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.