Buffalo, SD Weather & Growing Conditions
Overnight
43°F
Mostly Clear
Mostly clear, with a low around 43. West wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Mostly Clear | 6 mph W | 0% |
| Tuesday | 75°F | Sunny | 6 to 12 mph NW | 0% |
| Tuesday Night | 49°F | Mostly Clear | 2 to 10 mph NW | 1% |
| Wednesday | 84°F | Mostly Sunny | 2 to 8 mph SW | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 5 to 8 mph S | 1% |
| Thursday | 91°F | Sunny | 2 to 9 mph W | 1% |
| Thursday Night | 59°F | Mostly Clear | 9 mph NE | 0% |
| Friday | 94°F | Sunny | 7 to 12 mph NE | 0% |
| Friday Night | 60°F | Mostly Clear | 8 to 14 mph NE | 0% |
| Saturday | 96°F | Sunny | 7 to 16 mph N | 0% |
| Saturday Night | 61°F | Mostly Clear | 8 to 16 mph NE | 3% |
| Sunday | 94°F | Mostly Sunny | 8 to 21 mph E | 10% |
| Sunday Night | 61°F | Slight Chance Showers And Thunderstorms | 10 to 21 mph E | 24% |
| Monday | 90°F | Mostly Sunny | 10 to 21 mph E | 13% |
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 Aug 4, 2026.