Today | Weather | Monday, April 27, 2026

Weather in Plano, Texas

01:26 PM
Now
Cloudy Weather
90° F
Feels Like 97°
Precipitation 0 %
Wind 12 mph
UV Index (0 - 11+) 10
Humidity 48 %
Today
Cloudy Weather
Day 93°
Night 73°
Precipitation 4 %
Wind 12 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Plano Weather Forecast Updated

23 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 27, 2025)
Cloudy Weather

Day

84°

Night

70°

Wind

11 mph

UV Index

4

Precipitation

25 %

Air Quality in Plano

NOW
27 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.76 µg/m³
PM10 4.53 µg/m³
O3 0.029 ppm
NO2 0.5 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 1.35 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)
PM2.52.76 µg/m³
PM104.53 µg/m³
O356.41 µg/m³
NO20.89 µg/m³
SO20.21 µg/m³
CO132.15 µg/m³
NH31.35 µg/m³
NO0.17 µg/m³