Brookings, SD Weather & Growing Conditions
Overnight
37°F
Rain Showers Likely
Rain showers likely. Cloudy. Low around 37, with temperatures rising to around 41 overnight. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 37°F | Rain Showers Likely | 15 mph NW | 62% |
| Wednesday | 43°F | Rain Showers | 15 to 20 mph NW | 82% |
| Wednesday Night | 34°F | Rain Showers Likely then Mostly Cloudy | 15 mph NNW | 64% |
| Thursday | 42°F | Mostly Cloudy | 10 to 15 mph N | 0% |
| Thursday Night | 28°F | Mostly Cloudy | 0 to 10 mph NNE | 0% |
| Friday | 43°F | Mostly Sunny | 0 to 5 mph ESE | 0% |
| Friday Night | 27°F | Partly Cloudy | 5 mph S | 0% |
| Saturday | 51°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Saturday Night | 33°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 54°F | Sunny | 5 to 10 mph WSW | 0% |
| Sunday Night | 36°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Monday Night | 35°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 55°F | Mostly Sunny | 0 to 5 mph W | 1% |
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 (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.