Typical Weather in McAllen, TX in December
72° F Avg High
51° F Avg Low
2 Rainy Days
☀️ Temperature Summary
Highs in December are typically around 72°F, which is cooler than usual in McAllen. This temperature is still excellent if you're aiming to get away from the cold. You can expect overnight lows near 51°F most days. Daily high temperatures can range between 75°F and 72°F, and typically fall throughout the month.
The warm, dry temperatures in December make McAllen a great destination to relax and soak up the sun.
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 7% chance of rain for any given day in December. It's one of the drier months of the year for McAllen, with total rainfall for the month around 1 inches.
Rainfall Throughout the Year
Planning a trip to McAllen? Try our free trip weather planner