Today | Weather | Wednesday, March 18, 2026

Weather in Greensboro, North Carolina

01:19 AM
Now
Cloudy Night
28° F
Feels Like 25°
Precipitation 0 %
Wind 6 mph
Humidity 55 %
Today
Cloudy Weather
Day 46°
Night 32°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 5

Greensboro Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Sunny Weather

Day

73°

Night

45°

Wind

4 mph

UV Index

6

Precipitation

0 %

Air Quality in Greensboro

NOW
47 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.9 µg/m³
PM10 3.57 µg/m³
O3 0.051 ppm
NO2 1.3 ppb
SO2 0.4 ppb
CO 0.14 ppm
NH3 2.14 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)
PM2.51.9 µg/m³
PM103.57 µg/m³
O399.85 µg/m³
NO22.51 µg/m³
SO21.13 µg/m³
CO162.23 µg/m³
NH32.14 µg/m³
NO0 µg/m³