South Dakota Vær Værmelding
South Dakota weather: 16°C, overskyet. Time for time forecast, 14-day outlook, UV, air quality and the best time til visit.
South Dakota weather in januar
One of the harder months here - go in med a plan.
januar runs 17°C cooler than the annual average in South Dakota.
Vær map for South Dakota
Animated model layers. Pick a layer til load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Klima in South Dakota month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | -2° | -12° | 11 mm | ★★☆☆☆ |
| februar | 4° | -7° | 8 mm | ★★☆☆☆ |
| mars | 10° | -3° | 16 mm | ★★★☆☆ |
| april | 15° | 3° | 73 mm | ★★★☆☆ |
| mai | 21° | 10° | 91 mm | ★★★★☆ |
| juni | 27° | 16° | 96 mm | ★★★★☆ |
| juli | 31° | 20° | 49 mm | ★★★★★ |
| august | 29° | 18° | 69 mm | ★★★★☆ |
| september | 26° | 15° | 48 mm | ★★★★☆ |
| oktober | 18° | 7° | 37 mm | ★★★★☆ |
| november | 8° | -1° | 18 mm | ★★★☆☆ |
| desember | 4° | -6° | 28 mm | ★★☆☆☆ |
Klima type: Kontinental. Kilde: Open-Meteo archive (ERA5).
Beste tid å besøke South Dakota
Go in juni, juli, august and september. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and desember - expect the least comfortable mix of heat, cold or rain.
What til pack, what til skip
- sønglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.
How South Dakota compares med nearby places
Annual averages, and the difference against South Dakota.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| North Dakota | 273 km | 7°C | 3°C cooler | 590 mm |
| Theodore Roosevelt National Park | 382 km | 8°C | 2°C cooler | 409 mm |
| Nebraska | 495 km | 13°C | +3°C warmer | 822 mm |
| Omaha | 499 km | 13°C | +2°C warmer | 850 mm |
| Itasca State Park | 510 km | 6°C | 4°C cooler | 692 mm |
Se prognosen for South Dakota etter tidsintervall
South Dakota weather - more answers
Explore South Dakota
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Frequently asked questions
Where is South Dakota?
South Dakota is a state in USA. Its coordinates are 44.3683, -100.351. It lies in Nord-Amerika.
What is the weather like in South Dakota akkurat nå?
It is currently 16°C (61°F) med overskyet. Luftfuktighet is 77% and wind is 27 km/h.
When is the best time til visit South Dakota?
juni, juli, august and september offer the most comfortable conditions in South Dakota, which has a continental climate. januar, februar and desember are usually the hardest months for outdoor plans.
What time zone is South Dakota in?
South Dakota observes America/Chicago (UTC-05:00). The local time is 8:43 AM.
How many people live in South Dakota?
South Dakota has a population of approximately 920.000.
What are the top things til do in South Dakota?
Popular options include Badlands National Park, Vind Cave National Park, Mount Rushmore, Custer State Park and Theodore Roosevelt National Park.
What places are in South Dakota?
South Dakota covers 4 places in this atlas, including Badlands National Park, Vind Cave National Park, Mount Rushmore and Custer State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Værmelding and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vær Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 1, 2026 at 8:43 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
