Egan, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Egan, a city in Moody County, South Dakota.
This Afternoon
65°F
Patchy Fog
Patchy fog and a slight chance of rain showers. Cloudy, with a high near 65. East wind around 10 mph. Chance of precipitation is 20%.
7-day forecast for Egan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Patchy Fog | 10 mph E | 21% |
| Tonight | 58°F | Slight Chance Rain Showers then Patchy Fog | 5 to 10 mph NE | 21% |
| Saturday | 65°F | Patchy Fog then Cloudy | 10 to 15 mph NNE | 16% |
| Saturday Night | 53°F | Mostly Cloudy | 10 mph NNE | 3% |
| Sunday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Sunday Night | 50°F | Chance Rain Showers | 10 to 15 mph ENE | 47% |
| Monday | 60°F | Chance Rain Showers | 10 mph ENE | 47% |
| Monday Night | 45°F | Mostly Cloudy | 5 to 10 mph E | 13% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph ESE | 4% |
| Tuesday Night | 46°F | Partly Cloudy | 5 mph SE | 2% |
| Wednesday | 67°F | Partly Sunny | 5 to 15 mph SSE | 9% |
| Wednesday Night | 50°F | Chance Rain Showers | 5 to 10 mph SSE | 33% |
| Thursday | 68°F | Chance Rain Showers | 5 to 10 mph SSE | 33% |
| Thursday Night | 52°F | Mostly Cloudy | 5 mph SSE | 14% |
Forecast source: National Weather Service (api.weather.gov) for Egan (44.000, -96.649). Updated through the day.
Growing snapshot for Egan
Last spring frost
May 5
First fall frost
Oct 1
Growing season
148 days
Hardiness zone
4b
More local growing data for Egan: nearby ZIP 57024 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Flandreau, Sd (6.4 mi from Egan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.