Custer weather live forecast

Today's maximum temperature in Custer is expected to be 66°F. Select a day from the live weather forecast for Custer, South Dakota, USA for more weather parameters.

5-day weather forecast updated at 04:03 on Saturday 4th October 2025 GMT

More about Custer

Custer by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Dakota

Carrentals.co.uk: Car hire offers from £1 a day

  • Find car hire worldwide from as little as £1 a day
  • Book car hire with no hidden costs & best price guarantee
  • Free cancellation up to 48 hours before pickup
Go to Carrentals.co.uk deal >>

View all Carrentals.co.uk offers

The 5-day weather forecast for South Dakota (Custer) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Custer weather forecast by day

Below are the detailed weather forecasts for Custer for the next 5 days.

Custer weather for Saturday 4th October 2025

Expect mostly cloudy with rain in Custer, South Dakota with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a light breeze of 7 mph from the west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 100% chance of some rain100
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the West7
    mph wind from W

Back to top

Custer weather for Sunday 5th October 2025

Expect isolated thunderstorms in Custer, South Dakota with a maximum temperature of 48°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 12 mph from the north.

  • 48°F maximum temperature48
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 55% chance of some rain55
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Gentle breeze of 12 mph from the North12
    mph wind from N

Back to top

Custer weather for Monday 6th October 2025

Expect mostly cloudy with light rain in Custer, South Dakota with a maximum temperature of 45°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 52% chance of some rain and a light breeze of 6 mph from the south.

  • 45°F maximum temperature45
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 52% chance of some rain52
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Light breeze of 6 mph from the South6
    mph wind from S

Back to top

Custer weather for Tuesday 7th October 2025

Expect scattered clouds in Custer, South Dakota with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south.

  • 55°F maximum temperature55
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 55°F wind chill55
    °F wind chill
  • Light breeze of 6 mph from the South6
    mph wind from S

Back to top

Custer weather for Wednesday 8th October 2025

Expect isolated thunderstorms in Custer, South Dakota with a maximum temperature of 63°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 21% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 21% chance of some rain21
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

Back to top

Marriott discount code: Kids stay & eat for free

  • Kids stay & eat for free at Marriot Bonvoy
  • Destinations include Europe, Middle East & Africa
  • Valid for up to 2 adults & 2 kids aged up to 12
Show discount codeShow discount code ******ZJ6
Redeem Marriott discount code >>

View all Marriott offers

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^