Typical Weather in McAllen, TX in August
98° F Avg High
77° F Avg Low
3 Rainy Days
☀️ Temperature Summary
August is a popular time of year to visit, with an inviting climate characterized by warm temperatures. Highs in August are typically around 98°F, which is warmer than usual in McAllen. Overnight lows will be around 77°F on average. This is the hottest month of the year in McAllen.
Be ready to seek shade during the day, as mid-day temperatures can be dangerous if you're caught without a way to cool off.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
You can expect about a 9% chance of rain for any given day in August. It's one of the rainier months of the year for McAllen, with total rainfall for the month around 2 inches.
Rainfall Throughout the Year
Planning a trip to McAllen? Try our free trip weather planner