Brookings, SD Weather & Growing Conditions
This Afternoon
63°F
Chance Rain Showers
A chance of rain showers and patchy fog before 5pm, then patchy fog and a slight chance of rain showers. Cloudy, with a high near 63. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Chance Rain Showers | 10 mph E | 35% |
| Tonight | 56°F | Areas Of Fog | 5 to 10 mph NE | 24% |
| Saturday | 64°F | Patchy Fog then Cloudy | 10 to 15 mph NNE | 15% |
| Saturday Night | 52°F | Mostly Cloudy | 10 to 15 mph NE | 3% |
| Sunday | 63°F | Mostly Cloudy | 15 mph NE | 14% |
| Sunday Night | 48°F | Chance Rain Showers | 10 to 15 mph ENE | 47% |
| Monday | 59°F | Chance Rain Showers | 10 mph E | 47% |
| Monday Night | 44°F | Mostly Cloudy | 5 to 10 mph E | 10% |
| Tuesday | 64°F | Partly Sunny | 5 to 10 mph ESE | 2% |
| Tuesday Night | 45°F | Partly Cloudy | 5 to 10 mph SE | 2% |
| Wednesday | 66°F | Partly Sunny | 10 to 15 mph SSE | 10% |
| Wednesday Night | 50°F | Chance Rain Showers | 5 to 10 mph SSE | 31% |
| Thursday | 68°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph SSE | 31% |
| Thursday Night | 51°F | Mostly Cloudy | 5 mph SSE | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brookings, SD
Last spring frost
May 6
First fall frost
Oct 1
Growing season
145 days
Hardiness zone
4b
Explore more for Brookings, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Brookings 2 Ne, Sd (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.