About South Dakota
Mount Rushmore, Badlands National Park, Black Hills beauty, and Native American heritage define this Great Plains state.
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Daylight, UV and air quality in South Dakota
Live conditions, updated continuously — sun times calculated for this exact location.
- Sunrise
- 05:25
- Sunset
- 17:43
- Golden hour
- 17:05
- Blue hour
- 18:11
Sources: Open-Meteo and our own solar calculations
Climate in South Dakota month by month
Long-term averages 1991–2020 — what the weather is normally like, not a forecast.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | -1° | 2° | 8° | 15° | 21° | 27° | 31° | 30° | 25° | 16° | 7° | 0° |
| Night | -11° | -9° | -3° | 3° | 10° | 16° | 19° | 18° | 14° | 6° | -2° | -8° |
| Precipitation (mm) | 15 | 21 | 34 | 70 | 88 | 91 | 70 | 62 | 53 | 51 | 24 | 19 |
| Rain days (days) | 4 | 5 | 6 | 9 | 11 | 10 | 8 | 7 | 6 | 7 | 4 | 4 |
| Sunshine (h/day) | 7 | 8 | 9 | 9.6 | 10.9 | 12.5 | 13.2 | 12 | 10.4 | 8.3 | 7.1 | 6.8 |
| Colour shows how well the month suits a trip |
Source: Open-Meteo ERA5 reanalysis, 1991–2020
Chance of rain in South Dakota month by month
How often it normally rains — share of days with at least 1 mm, averaged over 1991–2020.
Driest period
November – March
Driest month
January · 12%
Wettest month
May · 36%
Chance of rain
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain probability | 12% | 16% | 20% | 30% | 36% | 33% | 27% | 24% | 21% | 22% | 15% | 13% |
Rain days per month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain days (days) | 4 | 5 | 6 | 9 | 11 | 10 | 8 | 7 | 6 | 7 | 4 | 4 |
Source: Open-Meteo ERA5 reanalysis, 1991–2020
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Where to stay in South Dakota
An interactive map of hotels and apartments in South Dakota, from our partner Stay22.
Weather in South Dakota
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Things to do in South Dakota
Tours and activities in South Dakota, from our partner GetYourGuide.
Local partners
Travel businesses that pay to be visible here.
Paid partner placements. GlobeFellas is compensated by these businesses. It never affects our rankings, ratings or climate data.