Gann Valley, South Dakota | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    Partly Sunny
    46°
    Forecast night icon
    Night
    Clear
    29°
    Thursday 4/18
    Day
    46°
    Partly Sunny
    Forecast day icon
    Night
    29°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Breezy. Partly sunny. Highs in the upper 40s. Northwest winds 20 to 25 mph with gusts to around 40 mph.
    Night Details
    Clear. Lows in the upper 20s. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening.
  • Forecast day icon
    Friday
    Windy
    42°
    Forecast night icon
    Night
    Partly Cloudy
    26°
    Friday 4/19
    Day
    42°
    Windy
    Forecast day icon
    Night
    26°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Windy. Mostly sunny. Highs in the mid 40s. Northwest winds 20 to 30 mph.
    Night Details
    Breezy. Partly cloudy in the evening then clearing. Lows in the mid 20s. Northwest winds 15 to 25 mph decreasing to 10 to 15 mph after midnight.
  • Forecast day icon
    Saturday
    Mostly Sunny
    47°
    Forecast night icon
    Night
    Mostly Clear
    29°
    Saturday 4/20
    Day
    47°
    Mostly Sunny
    Forecast day icon
    Night
    29°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph.
    Night Details
    Mostly clear. Lows in the upper 20s.
  • Forecast day icon
    Sunday
    Sunny
    58°
    Forecast night icon
    Night
    30% Chance Rain Showers
    43°
    Sunday 4/21
    Day
    58°
    Sunny
    Forecast day icon
    Night
    43°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 60.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of showers. Lows in the lower 40s.
  • Forecast day icon
    Monday
    50% Chance Rain Showers
    58°
    Forecast night icon
    Night
    Mostly Clear
    38°
    Monday 4/22
    Day
    58°
    50% Chance Rain Showers
    Forecast day icon
    Night
    38°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
    Night Details
    Mostly clear with a 20 percent chance of rain showers. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    57°
    Forecast night icon
    Night
    Partly Cloudy
    39°
    Tuesday 4/23
    Day
    57°
    Partly Cloudy
    Forecast day icon
    Night
    39°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the upper 50s. Lows in the upper 30s.
    Night Details
    Partly cloudy. Highs in the upper 50s. Lows in the upper 30s.
  • Forecast day icon
    Wednesday
    Partly Sunny
    64°
    Forecast night icon
    Night
    30% Chance of Rain
    43°
    Wednesday 4/24
    Day
    64°
    Partly Sunny
    Forecast day icon
    Night
    43°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a 20 percent chance of rain showers. Highs in the mid 60s.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 43F. Dew point will be around 39F with an average humidity of 62%. Winds will be 11 mph from the SE.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    59°
    Forecast night icon
    Night
    40% Chance of Rain
    42°
    Thursday 4/25
    Day
    59°
    40% Chance of Rain
    Forecast day icon
    Night
    42°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 59F. Dew point will be around 40F with an average humidity of 64%. Winds will be 6 mph from the NW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 42F. Dew point will be around 39F with an average humidity of 69%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Friday
    50% Chance of Rain
    60°
    Forecast night icon
    Night
    50% Chance of Rain
    42°
    Friday 4/26
    Day
    60°
    50% Chance of Rain
    Forecast day icon
    Night
    42°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 60F. Dew point will be around 40F with an average humidity of 65%. Winds will be 5 mph from the NW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 42F. Dew point will be around 39F with an average humidity of 67%. Winds will be 2 mph from the N.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    40% Chance of Rain
    43°
    Saturday 4/27
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    43°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 61F. Dew point will be around 40F with an average humidity of 63%. Winds will be 4 mph from the W.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 43F. Dew point will be around 39F with an average humidity of 67%. Winds will be 2 mph from the W.