McAllen UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index5.4
- Avg Clouds88%
- Max Temp22.8 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in McAllen, United States 
will reach a high of 5.4 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2026-02-04
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
McAllen's UV Index
McAllen, United States, has a UV index that often reaches high levels, especially during spring and summer months, meaning the sun's rays can be very strong.
Weather Seasons
The city experiences hot summers with temperatures frequently above 90°F (32°C) and mild winters with temperatures rarely dropping below 50°F (10°C). Rainfall mostly occurs in the summer during thunderstorms.
McAllen's Climate
Compared to other parts of Texas, McAllen is warmer and drier. It is hotter and sunnier than northern U.S. cities but less humid than coastal areas like Houston. It is cooler and wetter than nearby Mexico's desert regions.
Hourly UV Index Trend
See the UV index hour by hour for McAllen. When the level is high, it's smart to find some shade.
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