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FallThursday, October 29, 2026 · 4:06 AM CDT

South Dakota weather forecast today

Light rain, temperatures from 37° to 61°. Bring an umbrella or raincoat. Cool weather, bring a jacket.

  • Chance of rain68%
  • Humidity87%
  • UV0 · Low
Now in South Dakota 37°F clear sky clear sky ↑ 61°   ↓ 37°  ·  Feels like 37°

South Dakota weather through the day

Morning 7 AM broken clouds 40° broken clouds 0%
Noon 1 PM light rain 53° light rain 68%
Evening 6 PM broken clouds 53° broken clouds 0%
Night 10 PM broken clouds 49° broken clouds 0%

South Dakota weather conditions right now

87% Humidity Dew point 34°
0 UV index Low
0% Cloud cover Visibility 6.2 mi
1 mph Wind E
Pressure
30.09 inHg
Wind gusts
2 mph
Sunrise
8:14 AM CDT
Sunset
6:35 PM CDT

South Dakota weather for the next 12 hours

Now clear sky 38° 0% rain
5 AM scattered clouds 38° 0% rain
6 AM scattered clouds 39° 0% rain
7 AM broken clouds 40° 0% rain
8 AM few clouds 40° 0% rain
9 AM scattered clouds 41° 0% rain
10 AM overcast clouds 45° 0% rain
11 AM broken clouds 47° 0% rain
12 PM light rain 51° 56% rain
1 PM light rain 53° 68% rain
2 PM light rain 55° 24% rain
3 PM clear sky 60° 0% rain
See the 48-hour weather clock →

South Dakota weather for the coming days

37° – 66°
  1. TodayOct 29 light rain light rain 68% 37° 61°
  2. TomorrowOct 30 scattered clouds scattered clouds 70% 42° 61°
  3. SatOct 31 light rain light rain 100% 51° 66°
  4. SunNov 1 overcast clouds overcast clouds 0% 51° 66°
  5. MonNov 2 light rain light rain 100% 49° 58°
  6. TueNov 3 moderate rain moderate rain 80% 41° 54°
  7. WedNov 4 broken clouds broken clouds 39% 50° 60°
  8. ThuNov 5 clear sky clear sky 0% 44° 59°

South Dakota temperature and rainfall for the coming days

South Dakota weather outlook for the next 7 days

From Oct 29 to Nov 4, temperatures in South Dakota will range from 37° to 66°. The hottest day is Sunday, Nov 1, with a high of 66°; the coolest night is today (Oct 29), dipping to around 37°. Overall, daytime temperatures are expected to ease slightly towards the end of the period.

3 of the next 7 days are forecast to bring 0.04 in of rain or more: Saturday, Oct 31 (~0.06 in), Monday, Nov 2 (~0.11 in) and Tuesday, Nov 3 (~0.25 in). The wettest day is Tuesday, Nov 3, with around 0.25 in of rain.

The windiest day is Monday, Nov 2, with average speeds of about 19 mph and gusts of up to 34 mph. The UV index peaks at 3 (moderate) on Monday, Nov 2. Average daily humidity ranges from 60% to 79%.

Advice
  • Chilly nights and early mornings: bring a jacket and dress in layers.
  • Rainy days ahead: carry an umbrella or raincoat, slow down on wet roads and never drive through flooded roads – turn around, don't drown.
  • Strong winds: secure outdoor furniture and trash cans, watch for falling branches and downed power lines, and drivers of high-profile vehicles should use caution.

Frequently asked questions about the weather in South Dakota

Will it rain in South Dakota in the next 24 hours?

Yes. Over the next 24 hours, rain is likely in South Dakota around 12 PM–3 PM, with the highest chance (about 68%) at 1:00 PM. Total rainfall is forecast at around 0.04 in.

What is the weather in South Dakota tomorrow?

Tomorrow (Friday, Oct 30), South Dakota will see scattered clouds, with temperatures from 42° to 61°, a 70% chance of rain, humidity around 67% and winds of 12 mph. Bring an umbrella or raincoat. Cool weather, bring a jacket.

Which day will be hottest in South Dakota this week?

According to the forecast, Sunday, Nov 1 will be the hottest day, with a high of about 66°. The coolest is today (Oct 29), with a low of about 37°.

Which day is best for going out or outdoor activities in South Dakota?

Sunday, Nov 1 is the best day of the next 7: overcast clouds, 51° to 66°, with a 0% chance of rain. Go in the morning or late afternoon to avoid the strongest sun.

Is this forecast accurate for every part of South Dakota?

The forecast is calculated for a representative point in South Dakota. In mountain and coastal areas, or during showers and thunderstorms, conditions can vary a lot from place to place. For tornadoes, hurricanes, floods and winter storms, always follow the official National Weather Service warnings.

More forecasts for South Dakota

Hourly48-hour clock 3 daysThree-day view 5 daysFive thermometers 7 daysWeek planner 10 daysTemperature wave 15 daysTemperature ladder 20 daysThree stages 30 daysWall calendar

About the weather in South Dakota

South Dakota is a state in the West North Central division of the United States, with its capital in Pierre. WeatherUS30Day covers 66 counties or county-equivalents and 427 cities, towns and census-designated places here, including Sioux Falls, Rapid City, Aberdeen, Brookings and Watertown.

The state spans several time zones (Central Time and Mountain Time); every forecast is shown in the local time of the place you pick.

The state-wide forecast is calculated for Pierre. Weather can be very different across South Dakota, so choose your county or city for a local forecast, and check the official National Weather Service alerts before you travel.