National Weather Service Forecast for: Merriam KS
Issued by: National Weather Service Kansas City/Pleasant Hill, MO
Updated: 3:16 am CST Dec 20, 2025
 
Today

Today: Mostly sunny, with a high near 48. North wind 8 to 14 mph, with gusts as high as 25 mph.
Mostly Sunny
 Tonight

Tonight: Partly cloudy, with a low around 30. North wind 5 to 7 mph becoming light and variable.
Partly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 48. Southeast wind 5 to 9 mph.
Mostly Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 37. South wind 8 to 11 mph, with gusts as high as 20 mph.
Partly Cloudy
 Monday

Monday: Mostly cloudy, then gradually becoming sunny, with a high near 56. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Decreasing
Clouds
 Monday
Night
Monday Night: Mostly clear, with a low around 43.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 61.
Sunny
 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 47.
Mostly Cloudy
 Wednesday

Wednesday: Partly sunny, with a high near 69.
Partly Sunny
Hi 48 °F Lo 30 °F Hi 48 °F Lo 37 °F Hi 56 °F Lo 43 °F Hi 61 °F Lo 47 °F Hi 69 °F

 

Today
 
 Mostly sunny, with a high near 48. North wind 8 to 14 mph, with gusts as high as 25 mph.
Tonight
 
 Partly cloudy, with a low around 30. North wind 5 to 7 mph becoming light and variable.
Sunday
 
 Mostly sunny, with a high near 48. Southeast wind 5 to 9 mph.
Sunday Night
 
 Partly cloudy, with a low around 37. South wind 8 to 11 mph, with gusts as high as 20 mph.
Monday
 
 Mostly cloudy, then gradually becoming sunny, with a high near 56. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
 
 Mostly clear, with a low around 43.
Tuesday
 
 Sunny, with a high near 61.
Tuesday Night
 
 Mostly cloudy, with a low around 47.
Wednesday
 
 Partly sunny, with a high near 69.
Wednesday Night
 
 Mostly clear, with a low around 56.
Christmas Day
 
 Sunny, with a high near 71.
Thursday Night
 
 Mostly clear, with a low around 50.
Friday
 
 Mostly sunny, with a high near 64.

 

Forecast from NOAA-NWS for Merriam KS.