South Dakota weather averages for holidays in 2017/2018

Check South Dakota weather averages before you book your next holiday in 2017/2018. Today's maximum temperature in South Dakota is expected to be 27°C, while the average maximum temperature in September is 23°C. The holiday weather guide shown below is for Sioux Falls.

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South Dakota weather averages

Check South Dakota weather averages before you book your next holiday. The warmest month in South Dakota is July with an average maximum temperature of 30°C. The sunniest months are June and July with on average 11 hours of bright sunshine per day. The months with the least number of days with some rain are October and December with 6 days. The South Dakota weather averages shown below are for Sioux Falls.

Maximum daytime temperature (°C)

Hours of sunshine (daily)

Days with some rainfall

More weather parameters

Metric (°C / mm)  |  Imperial (°F / inches)

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South Dakota weather today

Here is the weather in South Dakota today, Sunday 24th September 2017. Expect isolated thunderstorms in South Dakota with a maximum temperature of 27°C and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a fresh breeze of 37 kph from the north-west. The weather forecast shown below is for Sioux Falls.

  • 27
    °C maximum temperature
  • isolated thunderstorms
  • 5
    hours of sunshine
  • 70
    % chance of some rain
  • <10
    mm of rainfall expected
  • 37
    kph wind from NW

5-day weather forecast

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: South Dakota hurricane season

% of month affected by tropical storms
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<1%
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The South Dakota tropical storm risk chart above shows the hurricane season for Sioux Falls, South Dakota.

More about tropical storms

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South Dakota holiday weather averages by month

Check South Dakota holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare South Dakota weather with the USA

Below the South Dakota weather chart shows maximum daytime temperature for South Dakota, USA (Sioux Falls) and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

South Dakota, USA (Sioux Falls)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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More South Dakota destinations

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