Gann Valley, South Dakota | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    40% Chance Rain Showers
    46°
    Friday 4/26
    Forecast night icon
    46°
    40% Chance Rain Showers
    Hourly
    Night Details
    Cloudy with scattered showers. Lows in the mid 40s. Northwest winds 15 to 20 mph. Chance of showers 40 percent.
  • Forecast day icon
    Saturday
    Cloudy
    52°
    Forecast night icon
    Night
    Chance of Rain Showers
    42°
    Saturday 4/27
    Day
    52°
    Cloudy
    Forecast day icon
    Night
    42°
    Chance of Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Cloudy. A 20 percent chance of showers in the morning. Highs in the lower 50s. North winds 15 to 20 mph.
    Night Details
    Breezy. Mostly cloudy. A slight chance of showers in the evening then showers after midnight. Lows around 40. Northeast winds 15 to 25 mph.
  • Forecast day icon
    Sunday
    Rain Showers
    43°
    Forecast night icon
    Night
    40% Chance Rain Showers
    38°
    Sunday 4/28
    Day
    43°
    Rain Showers
    Forecast day icon
    Night
    38°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Breezy. Rain showers. Highs in the mid 40s. North winds 15 to 25 mph.
    Night Details
    Mostly cloudy. A 40 percent chance of rain showers in the evening. Lows in the mid 30s. Northwest winds 10 to 20 mph.
  • Forecast day icon
    Monday
    Mostly Cloudy
    60°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Monday 4/29
    Day
    60°
    Mostly Cloudy
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then clearing. Highs in the lower 60s.
    Night Details
    Mostly clear with a 20 percent chance of showers. Lows in the mid 40s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    65°
    Forecast night icon
    Night
    30% Chance Rain Showers
    43°
    Tuesday 4/30
    Day
    65°
    Partly Sunny
    Forecast day icon
    Night
    43°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a 20 percent chance of showers. Highs in the mid 60s.
    Night Details
    Mostly clear with a 30 percent chance of showers. Lows in the lower 40s.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Wednesday 5/1
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.
    Night Details
    Partly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.
  • Forecast day icon
    Thursday
    Partly Cloudy
    58°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Thursday 5/2
    Day
    58°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.
    Night Details
    Partly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.
  • Forecast day icon
    Friday
    Partly Cloudy
    58°
    Forecast night icon
    Night
    40% Chance of Rain
    44°
    Friday 5/3
    Day
    58°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 44F. Dew point will be around 41F with an average humidity of 73%. Winds will be 4 mph from the S.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    60°
    Forecast night icon
    Night
    30% Chance of Rain
    43°
    Saturday 5/4
    Day
    60°
    40% Chance of Rain
    Forecast day icon
    Night
    43°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 60F. Dew point will be around 43F with an average humidity of 69%. Winds will be 4 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 41F with an average humidity of 72%. Winds will be 2 mph from the W.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    46°
    Sunday 5/5
    Day
    63°
    30% Chance of Rain
    Forecast day icon
    Night
    46°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 63F. Dew point will be around 43F with an average humidity of 68%. Winds will be 1 mph from the SW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 46F. Dew point will be around 44F with an average humidity of 72%. Winds will be 3 mph from the E.