Mankato, KS Weather & Growing Conditions
Overnight
70°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind around 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Slight Chance Showers And Thunderstorms | 10 mph E | 19% |
| Tuesday | 81°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 22% |
| Tuesday Night | 61°F | Chance Showers And Thunderstorms | 15 to 20 mph NNE | 30% |
| Wednesday | 73°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 47% |
| Wednesday Night | 59°F | Partly Cloudy | 5 to 10 mph NE | 6% |
| Thursday | 81°F | Mostly Sunny | 5 to 10 mph E | 3% |
| Thursday Night | 64°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 17% |
| Friday | 88°F | Slight Chance Showers And Thunderstorms then Sunny | 5 to 10 mph SSE | 17% |
| Friday Night | 69°F | Clear | 5 to 10 mph SSE | 2% |
| Saturday | 93°F | Sunny | 5 to 15 mph S | 1% |
| Saturday Night | 73°F | Mostly Clear | 15 mph S | 2% |
| Sunday | 95°F | Sunny | 10 to 15 mph S | 2% |
| Sunday Night | 73°F | Mostly Clear | 15 to 20 mph S | 4% |
| Monday | 96°F | Mostly Sunny | 15 to 20 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mankato, KS
Last spring frost
Apr 30
First fall frost
Oct 14
Growing season
165 days
Hardiness zone
6a
Explore more for Mankato, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Mankato, Ks (0.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.