Monroe, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monroe, a town in Mccook County, South Dakota.
This Afternoon
70°F
Cloudy
Cloudy, with a high near 70. East wind around 5 mph.
7-day forecast for Monroe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Cloudy | 5 mph E | 9% |
| Tonight | 62°F | Mostly Cloudy then Patchy Fog | 5 to 10 mph NNE | 17% |
| Saturday | 68°F | Patchy Fog then Cloudy | 10 to 15 mph NNE | 19% |
| Saturday Night | 57°F | Mostly Cloudy | 10 to 15 mph NNE | 5% |
| Sunday | 65°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph NE | 33% |
| Sunday Night | 53°F | Rain Showers Likely | 10 to 15 mph ENE | 68% |
| Monday | 61°F | Rain Showers Likely | 10 mph ENE | 68% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph E | 15% |
| Tuesday | 64°F | Partly Sunny | 5 to 10 mph ESE | 3% |
| Tuesday Night | 49°F | Partly Cloudy | 10 mph SE | 3% |
| Wednesday | 68°F | Partly Sunny | 10 to 15 mph SSE | 13% |
| Wednesday Night | 53°F | Chance Rain Showers | 10 mph SSE | 40% |
| Thursday | 68°F | Chance Rain Showers | 10 mph SSE | 40% |
| Thursday Night | 55°F | Mostly Cloudy | 5 to 10 mph SE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Monroe (43.487, -97.217). Updated through the day.
Growing snapshot for Monroe
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
More local growing data for Monroe: nearby ZIP 57047 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bridgewater, Sd (14.6 mi from Monroe). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.