Buffalo, SD Weather & Growing Conditions
Overnight
56°F
Areas Of Fog
Areas of fog. Cloudy, with a low around 56. East wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Areas Of Fog | 6 mph E | 10% |
| Saturday | 65°F | Areas Of Fog then Chance Showers And Thunderstorms | 5 to 15 mph E | 47% |
| Saturday Night | 49°F | Rain Showers Likely | 15 mph E | 71% |
| Sunday | 59°F | Rain Showers | 17 mph E | 79% |
| Sunday Night | 46°F | Rain Showers | 12 to 16 mph E | 78% |
| Monday | 64°F | Mostly Cloudy | 12 to 21 mph SE | 6% |
| Monday Night | 46°F | Mostly Cloudy | 17 to 21 mph SE | 3% |
| Tuesday | 72°F | Mostly Sunny | 17 to 24 mph SE | 1% |
| Tuesday Night | 50°F | Partly Cloudy | 8 to 23 mph SE | 4% |
| Wednesday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 8 to 14 mph SE | 15% |
| Wednesday Night | 52°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 13 mph SE | 15% |
| Thursday | 80°F | Mostly Sunny | 3 to 13 mph SE | 5% |
| Thursday Night | 53°F | Mostly Clear | 9 to 14 mph SE | 3% |
| Friday | 80°F | Mostly Sunny | 9 to 23 mph SE | 4% |
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 Sep 19, 2026.