National Weather Service Forecast for: Mankato MN
Issued by: National Weather Service Twin Cities/Chanhassen, MN
Updated: 7:42 am CST Dec 22, 2025
 
Today

Today: Mostly sunny, with a high near 40. South southeast wind 5 to 10 mph.
Mostly Sunny

Tonight

Tonight: Partly cloudy, with a low around 28. Calm wind becoming west northwest around 5 mph after midnight.
Partly Cloudy

Tuesday

Tuesday: Partly sunny, with a high near 33. North northwest wind around 5 mph.
Partly Sunny

Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 22. Calm wind becoming southeast around 5 mph after midnight.
Mostly Cloudy

Wednesday

Wednesday: Mostly cloudy, with a high near 39. South southeast wind around 5 mph.
Mostly Cloudy

Wednesday
Night
Wednesday Night: Cloudy, with a low around 34. Calm wind becoming southeast around 5 mph after midnight.
Cloudy

Christmas
Day
Christmas Day: Mostly cloudy, with a high near 43. South southeast wind 5 to 10 mph.
Mostly Cloudy

Thursday
Night
Thursday Night: A 20 percent chance of rain before midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 28. South wind 5 to 10 mph becoming west northwest in the evening.
Slight Chance
Rain then
Mostly Cloudy
Friday

Friday: Partly sunny, with a high near 37. West northwest wind around 5 mph becoming south in the afternoon.
Partly Sunny

Hi 40 °F Lo 28 °F Hi 33 °F Lo 22 °F Hi 39 °F Lo 34 °F Hi 43 °F Lo 28 °F Hi 37 °F

Hazardous Weather Outlook
 

Today
 
Mostly sunny, with a high near 40. South southeast wind 5 to 10 mph.
Tonight
 
Partly cloudy, with a low around 28. Calm wind becoming west northwest around 5 mph after midnight.
Tuesday
 
Partly sunny, with a high near 33. North northwest wind around 5 mph.
Tuesday Night
 
Mostly cloudy, with a low around 22. Calm wind becoming southeast around 5 mph after midnight.
Wednesday
 
Mostly cloudy, with a high near 39. South southeast wind around 5 mph.
Wednesday Night
 
Cloudy, with a low around 34. Calm wind becoming southeast around 5 mph after midnight.
Christmas Day
 
Mostly cloudy, with a high near 43. South southeast wind 5 to 10 mph.
Thursday Night
 
A 20 percent chance of rain before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 28. South wind 5 to 10 mph becoming west northwest in the evening.
Friday
 
Partly sunny, with a high near 37. West northwest wind around 5 mph becoming south in the afternoon.
Friday Night
 
Partly cloudy, with a low around 28. South wind around 5 mph.
Saturday
 
A slight chance of rain and snow. Mostly cloudy, with a high near 39. South wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Saturday Night
 
Mostly cloudy, with a low around 13. Northwest wind around 10 mph.
Sunday
 
Partly sunny, with a high near 25. Northwest wind around 10 mph.

 

Forecast from NOAA-NWS for Mankato MN.