Buffalo, SD Weather & Growing Conditions
Overnight
27°F
Partly Cloudy
Partly cloudy, with a low around 27. Wind chill values as low as 20. Northwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 27°F | Partly Cloudy | 8 mph NW | 0% |
| Wednesday | 53°F | Partly Sunny | 7 to 14 mph NW | 0% |
| Wednesday Night | 27°F | Mostly Cloudy | 5 to 10 mph NW | 0% |
| Thursday | 52°F | Mostly Sunny | 2 to 10 mph S | 0% |
| Thursday Night | 29°F | Partly Cloudy | 8 mph S | 1% |
| Friday | 54°F | Sunny | 6 to 13 mph NW | 1% |
| Friday Night | 33°F | Mostly Clear | 7 to 13 mph W | 0% |
| Saturday | 58°F | Sunny | 10 to 23 mph W | 0% |
| Saturday Night | 32°F | Mostly Clear | 6 to 9 mph SW | 0% |
| Sunday | 65°F | Sunny | 6 to 14 mph SW | 0% |
| Sunday Night | 39°F | Partly Cloudy | 10 mph W | 0% |
| Monday | 60°F | Sunny | 7 to 13 mph NW | 0% |
| Monday Night | 34°F | Partly Cloudy | 6 mph W | 1% |
| Tuesday | 60°F | Mostly Sunny | 5 to 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Buffalo, SD
Last spring frost
May 10
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
4b
Explore more for Buffalo, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Buffalo Asos, Sd (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.