Today | Weather | Wednesday, March 18, 2026

Weather in Lee's Summit, Missouri

05:21 AM
Now
Cloudy Night
37° F
Feels Like 25°
Precipitation 34 %
Wind 16 mph
Humidity 72 %
Today
Cloudy Weather
Day 66°
Night 48°
Precipitation 2 %
Wind 6 mph
UV Index (0 - 11+) 5

Lee's Summit Weather Forecast Updated

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

Day

73°

Night

50°

Wind

22 mph

UV Index

5

Precipitation

0 %

Air Quality in Lee's Summit

NOW
48 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.21 µg/m³
PM10 4.02 µg/m³
O3 0.052 ppm
NO2 1.3 ppb
SO2 0.4 ppb
CO 0.14 ppm
NH3 4.43 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)
PM2.53.21 µg/m³
PM104.02 µg/m³
O3101.66 µg/m³
NO22.38 µg/m³
SO20.96 µg/m³
CO156.02 µg/m³
NH34.43 µg/m³
NO0 µg/m³