National Weather Service Forecast for: Marshalltown IA
Issued by: National Weather Service Des Moines, IA
Updated: 4:36 am CST Dec 22, 2025
 
Today

Today: Partly sunny, with a high near 45. South wind 8 to 11 mph, with gusts as high as 20 mph.
Partly Sunny
Tonight

Tonight: Mostly cloudy, with a low around 33. South wind 6 to 8 mph becoming northwest after midnight.
Mostly Cloudy
Tuesday

Tuesday: Partly sunny, with a high near 41. North northwest wind 3 to 6 mph.
Partly Sunny
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 29. Light and variable wind becoming east southeast around 6 mph after midnight.
Mostly Cloudy
Wednesday

Wednesday: Cloudy, with a high near 44. Southeast wind 3 to 6 mph.
Cloudy
Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 38.
Mostly Cloudy
Christmas
Day
Christmas Day: Mostly cloudy, with a high near 55.
Mostly Cloudy
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 36.
Mostly Cloudy
Friday

Friday: Mostly sunny, with a high near 45.
Mostly Sunny
Hi 45 °F Lo 33 °F Hi 41 °F Lo 29 °F Hi 44 °F Lo 38 °F Hi 55 °F Lo 36 °F Hi 45 °F

 

Today
 
Partly sunny, with a high near 45. South wind 8 to 11 mph, with gusts as high as 20 mph.
Tonight
 
Mostly cloudy, with a low around 33. South wind 6 to 8 mph becoming northwest after midnight.
Tuesday
 
Partly sunny, with a high near 41. North northwest wind 3 to 6 mph.
Tuesday Night
 
Mostly cloudy, with a low around 29. Light and variable wind becoming east southeast around 6 mph after midnight.
Wednesday
 
Cloudy, with a high near 44. Southeast wind 3 to 6 mph.
Wednesday Night
 
Mostly cloudy, with a low around 38.
Christmas Day
 
Mostly cloudy, with a high near 55.
Thursday Night
 
Mostly cloudy, with a low around 36.
Friday
 
Mostly sunny, with a high near 45.
Friday Night
 
Mostly cloudy, with a low around 32.
Saturday
 
Partly sunny, with a high near 45.
Saturday Night
 
Mostly cloudy, with a low around 21.
Sunday
 
Mostly sunny, with a high near 32.

 

Forecast from NOAA-NWS for Marshalltown IA.