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South Dakota Weather on Tuesday, October 20, 2026

  1. TodayOctober 1919° 7°
  2. TomorrowOctober 2023° 7°
  3. WedOctober 2122° 11°
  4. ThuOctober 2226° 12°
  5. FriOctober 2328° 14°
  6. SatOctober 2414° 7°
  7. SunOctober 2512° 4°
  8. MonOctober 2612° 4°
  9. TueOctober 2713° 1°
  10. WedOctober 2821° 5°
  11. ThuOctober 2918° 9°
  12. FriOctober 309° 3°
  13. SatOctober 3110° 0°
  14. SunNovember 111° 3°

South Dakota · Tuesday, October 20 2026

23°7°

Clear

High 23°, low 7°

Chance of rain
1%
No rain
Wind
26 km/h
southeast
UV index
4
Moderate
Sunrise
08:02
Sunset 18:48
Day length
10 h 46 min
Moon
Waxing gibbous
72% illuminated

Updated: · Source: Open-Meteo

Forecast for South Dakota on Tuesday, October 20, 2026: clear, with a high of 23°C and a low of 7°C. No significant rain is expected (1% chance). Wind from the southeast at up to 26 km/h. Sunrise is at 08:02 and sunset at 18:48; day length 10 h 46 min. 4° warmer than the previous day. This day is 2° warmer than the 7-day average. The best time to be outdoors looks like 10:00–21:00.

What to wear and what to watch out for

  • Cool in the morning and evening: dress in layers and bring a sweater or jacket.
  • A good day for outdoor activities.

Tuesday, October 20: hour by hour

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Weather nearby on October 20

Frequently asked questions

Will it rain in South Dakota on Tuesday, October 20, 2026?
Most likely not: the chance of rain is 1%.
What will the temperature be in South Dakota on Tuesday, October 20, 2026?
A high of 23°C and a low of 7°C are expected. Conditions: clear.
What time are sunrise and sunset in South Dakota on October 20, 2026?
Sunrise is at 08:02 and sunset at 18:48 (local time); day length 10 h 46 min.
How reliable is this forecast?
Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

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