Today | Weather | Friday, January 2, 2026

Weather in McAllen, Texas

12:16 PM
Now
Cloudy Weather
81° F
Feels Like 82°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 4
Humidity 50 %
Today
Cloudy Weather
Day 90°
Night 61°
Precipitation 2 %
Wind 5 mph
UV Index (0 - 11+) 4

McAllen Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 2, 2025)
Cloudy Weather

Day

77°

Night

64°

Wind

6 mph

UV Index

4

Precipitation

25 %

Air Quality in McAllen

NOW
39 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.46 µg/m³
PM10 11.32 µg/m³
O3 0.031 ppm
NO2 0.4 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 0 µg/m³
NO 0.17 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.59.46 µg/m³
PM1011.32 µg/m³
O360 µg/m³
NO20.69 µg/m³
SO20.29 µg/m³
CO136.83 µg/m³
NH30 µg/m³
NO0.17 µg/m³