National Weather Service Forecast for: Olathe KS
Issued by: National Weather Service Kansas City/Pleasant Hill, MO
Updated: 1:26 pm CDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 80. North wind 3 to 5 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 53. Calm wind becoming south southwest around 6 mph after midnight.
Mostly Clear
 Friday

Friday: Sunny, with a high near 84. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 54. North wind around 5 mph becoming light and variable in the evening.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 88. South southwest wind 5 to 9 mph.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 64.
Mostly Clear
 Sunday

Sunday: Mostly sunny, with a high near 78.
Mostly Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 42.
Partly Cloudy
 Monday

Monday: Mostly sunny, with a high near 61.
Mostly Sunny
Hi 80 °F Lo 53 °F Hi 84 °F Lo 54 °F Hi 88 °F Lo 64 °F Hi 78 °F Lo 42 °F Hi 61 °F

Hazardous Weather Outlook
 

This Afternoon
 
 Sunny, with a high near 80. North wind 3 to 5 mph.
Tonight
 
 Mostly clear, with a low around 53. Calm wind becoming south southwest around 6 mph after midnight.
Friday
 
 Sunny, with a high near 84. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
Friday Night
 
 Mostly clear, with a low around 54. North wind around 5 mph becoming light and variable in the evening.
Saturday
 
 Sunny, with a high near 88. South southwest wind 5 to 9 mph.
Saturday Night
 
 Mostly clear, with a low around 64.
Sunday
 
 Mostly sunny, with a high near 78.
Sunday Night
 
 Partly cloudy, with a low around 42.
Monday
 
 Mostly sunny, with a high near 61.
Monday Night
 
 Mostly cloudy, with a low around 44.
Tuesday
 
 Partly sunny, with a high near 70.
Tuesday Night
 
 Mostly cloudy, with a low around 48.
Wednesday
 
 Sunny, with a high near 79.

 

Forecast from NOAA-NWS for Olathe KS.