South Dakota 氣候 and Average 天氣
氣候 of South Dakota: average temperatures, rainfall and seasons month by month.
氣候 in South Dakota month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | -2° | -12° | 11 mm | ★★☆☆☆ |
| 二月 | 4° | -7° | 8 mm | ★★☆☆☆ |
| 三月 | 10° | -3° | 16 mm | ★★★☆☆ |
| 四月 | 15° | 3° | 73 mm | ★★★☆☆ |
| 五月 | 21° | 10° | 91 mm | ★★★★☆ |
| 六月 | 27° | 16° | 96 mm | ★★★★☆ |
| 七月 | 31° | 20° | 49 mm | ★★★★★ |
| 八月 | 29° | 18° | 69 mm | ★★★★☆ |
| 九月 | 26° | 15° | 48 mm | ★★★★☆ |
| 十月 | 18° | 7° | 37 mm | ★★★★☆ |
| 十一月 | 8° | -1° | 18 mm | ★★★☆☆ |
| 十二月 | 4° | -6° | 28 mm | ★★☆☆☆ |
氣候 type: 洲al. 來源： Open-Meteo archive (ERA5).
Recent extremes in South Dakota
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How South Dakota compares，天氣為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 |
氣候 by national park in South Dakota
2 national parks mapped in this atlas
氣候 by attraction in South Dakota
1 attractions mapped in this atlas
氣候 by state park in South Dakota
1 state and provincial parks mapped in this atlas
最佳旅遊時間 South Dakota
Go in 六月, 七月, 八月 and 九月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
What this means for South Dakota
Today is much warmer than average for 十月. The forecast high of 31°C is 13.2°C above the 18°C typical for this month.
A 10% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in 六月至八月.
The gap between the warmest and coldest month averages 33°C.
What至pack, what至skip
- Lightweight, light-coloured clothing and a refillable water bottle
- 週日glasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 27°C, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
摘要
South Dakota is a state in 美國. South Dakota is a US state，首都是Pierre. 人口約為920.000. 首都是Pierre.
目前氣溫為22°C (72°F) in South Dakota，天氣為晴朗. 體感溫度為21°C. 今天氣溫介於16°C至31°C. 降雨機率為10%. Sightseeing conditions score 9.4/10 - 極佳 — 現在適合出發.
最佳旅遊時間是South Dakota is 六月, 七月, 八月 and 九月. 氣候為continental. 一月, 二月 and 十二月 tend至be the least comfortable months. 七月 is the warmest month，天氣為average highs near 31°C, while 一月 is the coldest，天氣為lows near -12°C.
Nearby highlights include Badlands National Park, 風 Cave National Park, Mount Rushmore and Custer State Park.
簡單來說。 Today is much warmer than average for 十月. The forecast high of 31°C is 13.2°C above the 18°C typical for this month. The best window至be outside is roughly 4 PM至7 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in South Dakota today at 9.7/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about South Dakota
天氣 map for South Dakota
Animated model layers. Pick a layer至load it.
Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.
Explore South Dakota
Every topic we hold for this place, and the same topic for the places around it.
氣候 for related places
Frequently asked questions
Where is South Dakota?
South Dakota is a state in 美國. Its coordinates are 44.3683, -100.351. It lies in 北美洲.
What is the weather like in South Dakota現在?
It is currently 22°C (72°F)，天氣為晴朗. 濕度 is 45% and wind is 11 km/h.
When is the best time至visit South Dakota?
六月, 七月, 八月 and 九月 offer the most comfortable conditions in South Dakota, which has a continental climate. 一月, 二月 and 十二月 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 5:36 PM.
How many people live in South Dakota?
South Dakota has a population of approximately 920.000.
What are the top things至do in South Dakota?
Popular options include Badlands National Park, 風 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, 風 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. |
|---|---|
| 預報 and observations | Open-Meteo (ECMWF and national models). |
| 空氣品質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 氣候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天氣 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 十月 24, 2026 at 5:36 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
