Weather Forecast and Radar for Olathe, Kansas

Weather in Olathe, KS

Olathe, Kansas, United States has a typical Midwestern climate, with hot summers and cold winters.

In the spring, temperatures start to warm up, with average highs in March reaching around 50°F (10°C) and gradually increasing to an average high of 80°F (27°C) by June. During the summer, temperatures tend to stay in the 80s (27–32°C) with high humidity levels, making it feel even hotter.

In the fall, temperatures begin to drop again and average high temperatures in September reach around 70°F (21°C). By the end of November, temperatures are typically in the mid-40s (7–9°C).

The winter months are cold and often snowy, with average high temperatures in December and January reaching around 34°F (1°C) and lows dropping to around 20°F (-7°C).

Overall, temperatures in Olathe range from an average high of 80°F (27°C) in the summer to an average low of 20°F (-7°C) in the winter.

Fast Facts About Olathe, KS

As of 2020, the city population is 139216.

Major Cities Nearby Olathe, KS

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Olathe, Kansas.