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Buffalo Gap, SD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Buffalo Gap, a town in Fall River County, South Dakota.

Tonight
57°F
Showers And Thunderstorms
Showers and thunderstorms before 3am. Cloudy. Low around 57, with temperatures rising to around 59 overnight. North wind around 7 mph. Chance of precipitation is 80%.

7-day forecast for Buffalo Gap

WhenTempForecastWindPrecip
Tonight 57°F Showers And Thunderstorms 7 mph N 75%
Saturday 70°F Patchy Fog then Slight Chance Showers And Thunderstorms 5 to 12 mph NE 55%
Saturday Night 54°F Showers And Thunderstorms Likely 8 to 12 mph NE 74%
Sunday 63°F Showers And Thunderstorms 7 to 12 mph E 98%
Sunday Night 50°F Showers And Thunderstorms 6 to 13 mph NE 90%
Monday 66°F Chance Rain Showers 6 to 12 mph NE 35%
Monday Night 50°F Mostly Cloudy 2 to 12 mph E 13%
Tuesday 75°F Partly Sunny 2 to 13 mph SE 11%
Tuesday Night 54°F Chance Rain Showers then Partly Cloudy 3 to 13 mph S 31%
Wednesday 80°F Partly Sunny then Slight Chance Showers And Thunderstorms 3 to 10 mph S 17%
Wednesday Night 55°F Slight Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph SW 22%
Thursday 81°F Mostly Sunny 2 to 7 mph SE 4%
Thursday Night 55°F Partly Cloudy 2 to 7 mph S 11%
Friday 82°F Mostly Sunny 2 to 12 mph S 10%

Forecast source: National Weather Service (api.weather.gov) for Buffalo Gap (43.492, -103.315). Updated through the day.

Growing snapshot for Buffalo Gap

Last spring frost
May 15
First fall frost
Sep 27
Growing season
133 days
Hardiness zone
5a

More local growing data for Buffalo Gap: nearby ZIP 57766 weather · frost dates · planting calendar · South Dakota frost dates

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Climate data from the nearest NOAA station, Oral, Sd (5.6 mi from Buffalo Gap). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.