McAllen, TX Hourly Forecast
McAllen temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 100°
- Coolest hour: 6 AM - around 79°
- Highest rain chance: 6 AM (25%) - pack accordingly
- UV peak: 1 PM at index 9 - sun protection recommended
- Windiest: 5 PM at 20 mph
McAllen hourly weather - Tuesday, September 15
In McAllen, expect a high near 92°F (33°C) around 7 PM and a low of 83°F (28°C) near 11 PM; precipitation risk peaks at 16% around 10 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 7 PM | Sunny | 92° | 93° | 1% | 19 mph SE | 40% | 0 | |
| 8 PM | Clear | 88° | 91° | 2% | 18 mph SE | 50% | 0 | |
| 9 PM | Partly Cloudy | 85° | 89° | 7% | 17 mph SE | 59% | 0 | |
| 10 PM | Overcast | 84° | 89° | 16% | 16 mph SE | 66% | 0 | |
| 11 PM | Overcast | 83° | 88° | 16% | 15 mph SE | 70% | 0 |
McAllen hourly weather - Wednesday, September 16
In McAllen, expect a high near 100°F (38°C) around 3 PM and a low of 79°F (26°C) near 6 AM; precipitation risk peaks at 25% around 6 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 82° | 87° | 18% | 14 mph SE | 72% | 0 | |
| 1 AM | Partly Cloudy | 82° | 86° | 12% | 13 mph SE | 73% | 0 | |
| 2 AM | Overcast | 81° | 85° | 18% | 12 mph SE | 75% | 0 | |
| 3 AM | Overcast | 80° | 84° | 21% | 10 mph SE | 77% | 0 | |
| 4 AM | Cloudy | 80° | 84° | 20% | 9 mph SE | 80% | 0 | |
| 5 AM | Overcast | 79° | 83° | 24% | 9 mph SE | 81% | 0 | |
| 6 AM | Overcast | 79° | 83° | 25% | 8 mph SE | 83% | 0 | |
| 7 AM | Overcast | 79° | 84° | 25% | 7 mph SE | 83% | 0 | |
| 8 AM | Overcast | 80° | 85° | 24% | 7 mph SE | 81% | 0 | |
| 9 AM | Overcast | 83° | 89° | 20% | 9 mph SE | 74% | 1 | |
| 10 AM | Overcast | 86° | 92° | 15% | 11 mph SE | 62% | 2 | |
| 11 AM | Overcast | 89° | 94° | 12% | 10 mph ESE | 52% | 5 | |
| 12 PM | Overcast | 93° | 97° | 9% | 10 mph ESE | 43% | 7 | |
| 1 PM | Overcast | 96° | 96° | 9% | 10 mph ESE | 38% | 9 | |
| 2 PM | Overcast | 98° | 98° | 9% | 10 mph ESE | 34% | 9 | |
| 3 PM | Overcast | 100° | 98° | 9% | 13 mph ESE | 31% | 7 | |
| 4 PM | Overcast | 100° | 95° | 9% | 18 mph E | 32% | 5 | |
| 5 PM | Overcast | 98° | 92° | 9% | 20 mph E | 35% | 2 | |
| 6 PM | Overcast | 94° | 89° | 10% | 20 mph E | 39% | 1 | |
| 7 PM | Overcast | 91° | 95° | 11% | 19 mph E | 47% | 0 | |
| 8 PM | Overcast | 87° | 92° | 13% | 17 mph E | 57% | 0 | |
| 9 PM | Overcast | 85° | 91° | 16% | 15 mph E | 66% | 0 | |
| 10 PM | Overcast | 84° | 90° | 19% | 13 mph E | 72% | 0 | |
| 11 PM | Overcast | 83° | 89° | 19% | 12 mph E | 75% | 0 |
McAllen hourly weather - Thursday, September 17
In McAllen, expect a high near 99°F (37°C) around 3 PM and a low of 80°F (27°C) near 7 AM; precipitation risk peaks at 50% around 4 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 82° | 88° | 21% | 10 mph ESE | 78% | 0 | |
| 1 AM | Partly Cloudy | 82° | 88° | 13% | 8 mph ESE | 80% | 0 | |
| 2 AM | Clear | 81° | 87° | 10% | 7 mph E | 81% | 0 | |
| 3 AM | Overcast | 81° | 86° | 22% | 7 mph E | 82% | 0 | |
| 4 AM | Light drizzle | 80° | 86° | 50% | 5 mph E | 83% | 0 | |
| 5 AM | Overcast | 80° | 86° | 25% | 4 mph E | 83% | 0 | |
| 6 AM | Overcast | 80° | 86° | 25% | 4 mph ENE | 83% | 0 | |
| 7 AM | Overcast | 80° | 86° | 24% | 4 mph NE | 85% | 0 | |
| 8 AM | Overcast | 80° | 86° | 26% | 5 mph NE | 84% | 0 | |
| 9 AM | Patchy rain nearby | 83° | 90° | 15% | 6 mph NE | 77% | 1 | |
| 10 AM | Patchy rain nearby | 86° | 93° | 17% | 6 mph NE | 67% | 3 | |
| 11 AM | Patchy rain nearby | 89° | 96° | 14% | 6 mph ENE | 57% | 5 | |
| 12 PM | Patchy rain nearby | 92° | 98° | 12% | 7 mph ENE | 49% | 7 | |
| 1 PM | Overcast | 95° | 100° | 9% | 8 mph E | 42% | 9 | |
| 2 PM | Overcast | 98° | 99° | 10% | 8 mph E | 37% | 9 | |
| 3 PM | Overcast | 99° | 99° | 9% | 10 mph E | 34% | 7 | |
| 4 PM | Light drizzle | 98° | 95° | 40% | 15 mph E | 36% | 3 | |
| 5 PM | Overcast | 95° | 99° | 10% | 17 mph E | 41% | 1 | |
| 6 PM | Overcast | 94° | 98° | 10% | 16 mph E | 43% | 0 | |
| 7 PM | Overcast | 91° | 96° | 11% | 17 mph E | 48% | 0 | |
| 8 PM | Overcast | 88° | 93° | 13% | 15 mph E | 57% | 0 | |
| 9 PM | Overcast | 86° | 91° | 15% | 14 mph E | 63% | 0 | |
| 10 PM | Overcast | 84° | 90° | 15% | 12 mph E | 69% | 0 | |
| 11 PM | Partly Cloudy | 83° | 89° | 10% | 11 mph E | 73% | 0 |
Quick answers for the hours ahead
What is the warmest hour in McAllen today?
Will it rain in McAllen tonight?
When is the UV index highest in McAllen today?
McAllen hour-by-hour: what to expect
Over the next 24 hours in McAllen, temperatures range from 79°F (26°C) around 6 AM up to 100°F (38°C) near 3 PM - about 8°F (4°C) above the typical September high of 92°F (34°C).
A stray shower can't be ruled out - Rain chances top out at 25% around 6 AM. Wind picks up to 20 mph (32 km/h) from the E near 5 PM. UV reaches 9 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the McAllen 14-day forecast or the monthly climate averages.