Harman US

Andover, SD Weather & Growing Conditions

Tonight
55°F
Areas Of Drizzle
Areas of drizzle and areas of fog. Cloudy. Low around 55, with temperatures rising to around 58 overnight. Northeast wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 55°F Areas Of Drizzle 6 to 9 mph NE 37%
Saturday 66°F Areas Of Fog 8 to 12 mph NE 3%
Saturday Night 53°F Mostly Cloudy 7 to 10 mph NE 5%
Sunday 65°F Mostly Cloudy 13 mph ENE 7%
Sunday Night 50°F Chance Rain Showers 7 to 10 mph E 40%
Monday 63°F Chance Rain Showers then Mostly Cloudy 9 mph E 40%
Monday Night 47°F Mostly Cloudy 7 mph ESE 5%
Tuesday 66°F Mostly Sunny 7 to 12 mph SE 1%
Tuesday Night 50°F Partly Cloudy 12 mph SSE 10%
Wednesday 69°F Partly Sunny 12 to 15 mph SSE 13%
Wednesday Night 54°F Chance Rain Showers 12 mph SSE 26%
Thursday 71°F Chance Rain Showers then Partly Sunny 7 to 10 mph SSE 26%
Thursday Night 55°F Partly Cloudy 8 mph SSE 13%
Friday 72°F Partly Sunny 8 to 13 mph SSE 13%

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

Growing snapshot for Andover, SD

Last spring frost
May 6
First fall frost
Oct 4
Growing season
150 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Andover #2, Sd (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.