National Weather Service Forecast for: Olathe KS
Issued by: National Weather Service Kansas City/Pleasant Hill, MO
Updated: 3:17 am CST Feb 2, 2026
 
Overnight

Overnight: Mostly clear, with a low around 20. Calm wind.
Mostly Clear
Monday

Monday: Increasing clouds, with a high near 45. Calm wind becoming southeast 5 to 7 mph in the morning.
Increasing
Clouds
Monday
Night
Monday Night: Mostly cloudy, with a low around 28. East wind around 6 mph becoming light and variable.
Mostly Cloudy
Tuesday

Tuesday: Partly sunny, with a high near 38. North wind around 6 mph.
Partly Sunny
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 23. North wind around 5 mph becoming calm  in the evening.
Mostly Cloudy
Wednesday

Wednesday: Partly sunny, with a high near 39.
Partly Sunny
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 24.
Partly Cloudy
Thursday

Thursday: Sunny, with a high near 52.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 34.
Mostly Clear
Lo 20 °F Hi 45 °F Lo 28 °F Hi 38 °F Lo 23 °F Hi 39 °F Lo 24 °F Hi 52 °F Lo 34 °F

 

Overnight
 
Mostly clear, with a low around 20. Calm wind.
Monday
 
Increasing clouds, with a high near 45. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
 
Mostly cloudy, with a low around 28. East wind around 6 mph becoming light and variable.
Tuesday
 
Partly sunny, with a high near 38. North wind around 6 mph.
Tuesday Night
 
Mostly cloudy, with a low around 23. North wind around 5 mph becoming calm in the evening.
Wednesday
 
Partly sunny, with a high near 39.
Wednesday Night
 
Partly cloudy, with a low around 24.
Thursday
 
Sunny, with a high near 52.
Thursday Night
 
Mostly clear, with a low around 34.
Friday
 
Sunny, with a high near 52.
Friday Night
 
Mostly clear, with a low around 25.
Saturday
 
Sunny, with a high near 49.
Saturday Night
 
Partly cloudy, with a low around 29.
Sunday
 
Mostly sunny, with a high near 51.

 

Forecast from NOAA-NWS for Olathe KS.