Fountain, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fountain, a city in Fillmore County, Minnesota.
Today
73°F
Scattered Rain Showers then Isolated Showers And Thunderstorms
Scattered rain showers before 10am, then isolated showers and thunderstorms between 4pm and 5pm, then scattered showers and thunderstorms. Mostly cloudy. High near 73, with temperatures falling to around 71 in the afternoon. West wind 8 to 15 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Fountain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Scattered Rain Showers then Isolated Showers And Thunderstorms | 8 to 15 mph W | 53% |
| Tonight | 57°F | Scattered Rain Showers | 7 mph W | 49% |
| Wednesday | 74°F | Mostly Sunny | 5 mph NW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 3 mph W | 0% |
| Thursday | 77°F | Sunny | 3 to 7 mph SW | 0% |
| Thursday Night | 61°F | Mostly Clear | 8 mph S | 1% |
| Friday | 80°F | Sunny | 8 to 13 mph SW | 10% |
| Friday Night | 64°F | Mostly Clear | 12 mph SW | 12% |
| Saturday | 81°F | Mostly Sunny | 7 to 10 mph SW | 13% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 10 mph SW | 38% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 12 mph SW | 38% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 6 to 9 mph E | 39% |
| Monday | 80°F | Chance Rain Showers | 9 mph E | 39% |
| Monday Night | 65°F | Chance Rain Showers | 9 mph N | 27% |
Forecast source: National Weather Service (api.weather.gov) for Fountain (43.743, -92.134). Updated through the day.
Growing snapshot for Fountain
Last spring frost
May 14
First fall frost
Sep 28
Growing season
136 days
Hardiness zone
4b
More local growing data for Fountain: nearby ZIP 55935 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Canton
Chatfield
Harmony
Lanesboro
Mabel
Peterson
Preston
Rushford
Rushford Village
Spring Valley
Whalan
Wykoff
Climate data from the nearest NOAA station, Preston, Mn (5.8 mi from Fountain). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.