Today | Weather | Tuesday, March 17, 2026

Weather in Olathe, Kansas

07:22 PM
Now
Cloudy Weather
36° F
Feels Like 30°
Precipitation 19 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 62 %
Today
Snowy Weather
Day 37°
Night 36°
Precipitation 55 %
Wind 10 mph
UV Index (0 - 11+) 4
Overnight Frost 2 AM – 9 AM

Olathe Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 17, 2025)
Sunny Weather

Day

73°

Night

55°

Wind

14 mph

UV Index

5

Precipitation

0 %

Air Quality in Olathe

NOW
49 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.5 µg/m³
PM10 5.43 µg/m³
O3 0.053 ppm
NO2 2 ppb
SO2 0.7 ppb
CO 0.13 ppm
NH3 2.92 µg/m³
NO 0.02 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)
PM2.54.5 µg/m³
PM105.43 µg/m³
O3103.19 µg/m³
NO23.71 µg/m³
SO21.92 µg/m³
CO153.48 µg/m³
NH32.92 µg/m³
NO0.02 µg/m³