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Today | Weather | Wednesday, September 3, 2025

Weather in Olathe, Kansas

03:15 PM
Now
Cloudy WeatherCloudy weather, overcast skies with clouds.
84° F
Feels Like 84°
Precipitation 25 %
Wind 8 mph
UV Index (0 - 11+) 11
Humidity 42 %
Today
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 84°
Night 52°
Precipitation 70 %
Wind 8 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Olathe Weather Forecast Updated

22 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (September 3, 2024)

NightNighttime, with dark skies and stars or a moon visible.

Day

81°

Night

55°

Wind

6 mph

Precipitation

1

Air quality in Olathe

NOW
54 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.34 µg/m³
PM10 7.49 µg/m³
O₃ 56.38 ppb
NO₂ 0.94 ppb
SO₂ 0.35 ppb
CO 160.52 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

View Hourly Air Quality Forecast