Today | Weather | Sunday, April 12, 2026

Weather in McAllen, Texas

11:03 PM
Now
Stormy Weather
75° F
Feels Like 75°
Precipitation 47 %
Wind 16 mph
Humidity 87 %
Today
Stormy Weather
Day 86°
Night 73°
Precipitation 60 %
Wind 14 mph

McAllen Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 12, 2025)
Sunny Weather

Day

91°

Night

66°

Wind

14 mph

UV Index

11

Precipitation

0 %

Air Quality in McAllen

NOW
22 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.26 µg/m³
PM10 4.64 µg/m³
O3 0.024 ppm
NO2 0.4 ppb
SO2 0.2 ppb
CO 0.10 ppm
NH3 1.84 µg/m³
NO 0 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)
PM2.53.26 µg/m³
PM104.64 µg/m³
O347.63 µg/m³
NO20.73 µg/m³
SO20.4 µg/m³
CO116.67 µg/m³
NH31.84 µg/m³
NO0 µg/m³