McAllen, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McAllen, a city in Hidalgo County, Texas.
Today
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 108. Southeast wind 12 to 15 mph, with gusts as high as 26 mph.
7-day forecast for McAllen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 12 to 15 mph SE | 1% |
| Tonight | 81°F | Mostly Clear | 9 to 15 mph SE | 2% |
| Wednesday | 100°F | Mostly Sunny | 8 to 14 mph SE | 2% |
| Wednesday Night | 80°F | Mostly Clear | 7 to 14 mph SE | 0% |
| Thursday | 100°F | Sunny | 7 to 14 mph SE | 7% |
| Thursday Night | 80°F | Mostly Clear | 5 to 14 mph SE | 7% |
| Friday | 100°F | Sunny | 5 to 13 mph SE | 14% |
| Friday Night | 79°F | Mostly Clear | 3 to 13 mph SE | 14% |
| Saturday | 99°F | Sunny | 3 to 12 mph ESE | 6% |
| Saturday Night | 79°F | Mostly Clear | 2 to 12 mph SE | 6% |
| Sunday | 99°F | Sunny | 2 to 12 mph SE | 7% |
| Sunday Night | 80°F | Mostly Clear | 6 to 13 mph SE | 7% |
| Monday | 100°F | Sunny | 6 to 14 mph SE | 2% |
| Monday Night | 81°F | Mostly Clear | 12 to 15 mph SE | 2% |
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 Aug 4, 2026.