Clontarf, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clontarf, a city in Pope County, Minnesota.
Tonight
54°F
Chance Rain Showers
A chance of rain showers before 1am, then a slight chance of drizzle between 1am and 3am. Cloudy, with a low around 54. East wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Clontarf
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Chance Rain Showers | 10 to 15 mph E | 42% |
| Saturday | 66°F | Cloudy | 10 mph NE | 9% |
| Saturday Night | 52°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Sunday | 68°F | Mostly Cloudy | 10 to 15 mph ENE | 2% |
| Sunday Night | 48°F | Cloudy | 10 mph ENE | 14% |
| Monday | 64°F | Mostly Cloudy | 5 to 10 mph E | 14% |
| Monday Night | 44°F | Mostly Cloudy | 5 mph E | 4% |
| Tuesday | 66°F | Mostly Sunny | 5 to 10 mph ESE | 0% |
| Tuesday Night | 45°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Wednesday | 66°F | Mostly Sunny | 10 to 15 mph SSE | 6% |
| Wednesday Night | 49°F | Partly Cloudy then Chance Rain Showers | 5 to 10 mph SE | 25% |
| Thursday | 70°F | Chance Rain Showers then Partly Sunny | 5 to 10 mph SSE | 25% |
| Thursday Night | 52°F | Partly Cloudy | 5 mph SE | 7% |
| Friday | 71°F | Partly Sunny | 5 to 10 mph SSE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Clontarf (45.380, -95.680). Updated through the day.
Growing snapshot for Clontarf
Last spring frost
May 4
First fall frost
Oct 3
Growing season
151 days
Hardiness zone
4b
More local growing data for Clontarf: nearby ZIP 56226 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Benson, Mn (6.9 mi from Clontarf). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.