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Timber Lake, SD Weather & Growing Conditions

Tonight
56°F
Areas Of Fog
Areas of fog and a slight chance of drizzle. Cloudy, with a low around 56. Northeast wind 3 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 56°F Areas Of Fog 3 to 7 mph NE 11%
Saturday 66°F Patchy Fog 8 to 13 mph NE 17%
Saturday Night 51°F Rain Showers Likely 10 to 14 mph ENE 60%
Sunday 61°F Rain Showers Likely 16 mph E 74%
Sunday Night 50°F Rain Showers 9 to 13 mph E 77%
Monday 63°F Chance Rain Showers 9 to 13 mph E 25%
Monday Night 48°F Mostly Cloudy 13 mph SE 8%
Tuesday 68°F Partly Sunny 14 to 23 mph SE 5%
Tuesday Night 52°F Mostly Cloudy 18 to 22 mph SE 12%
Wednesday 74°F Partly Sunny then Slight Chance Rain Showers 18 to 22 mph SE 16%
Wednesday Night 54°F Chance Rain Showers then Partly Cloudy 7 to 17 mph SE 27%
Thursday 75°F Mostly Sunny 7 to 12 mph SE 4%
Thursday Night 55°F Partly Cloudy 10 mph ESE 8%
Friday 75°F Partly Sunny 10 to 20 mph SE 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Timber Lake, SD

Last spring frost
May 10
First fall frost
Sep 30
Growing season
141 days
Hardiness zone
4b

Explore more for Timber Lake, SD: full frost dates · planting calendar · South Dakota frost dates

Climate data from the nearest NOAA station, Timber Lake, Sd (1.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.