Today | Weather | Monday, May 18, 2026

Weather in Frisco, Texas

06:41 AM
Now
Cloudy Weather
75° F
Feels Like 79°
Precipitation 14 %
Wind 14 mph
UV Index (0 - 11+) 0
Humidity 87 %
Today
Sunny with a Chance of Thunderstorms
Day 90°
Night 75°
Precipitation 55 %
Wind 18 mph
UV Index (0 - 11+) 5

Frisco Weather Forecast Updated

23 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (May 18, 2025)
Stormy Weather

Day

88°

Night

75°

Wind

14 mph

UV Index

3

Precipitation

65 %

Air Quality in Frisco

NOW
16 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.93 µg/m³
PM10 5.16 µg/m³
O3 0.017 ppm
NO2 0.6 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.49 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)
PM2.52.93 µg/m³
PM105.16 µg/m³
O334.07 µg/m³
NO21.11 µg/m³
SO20.22 µg/m³
CO122.33 µg/m³
NH30.49 µg/m³
NO0 µg/m³