What is today's weather forecast for Custer, SD?

Today's forecast for Custer shows a high of 50 degrees and a low of 31 degrees Fahrenheit. Patchy fog before 11am.

What is the 7-day weather forecast for Custer, SD?

The 7-day forecast for Custer shows highs from 28 to 54 degrees and lows from 13 to 32 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Custer, SD this week?

Yes, rain is possible in Custer this week. Precipitation chances: Monday (50% chance), Tuesday (50% chance).

How accurate is the Custer weather forecast?

WeatherForYou provides highly accurate Custer forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Custer, SD Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

35°F
Feels Like 34°F

Humidity 99% Dew Point 35°F Wind WSW 2 MPH Gusts 5 Barometer N/A

Solar Rad 3 w/m²

Report from a MADIS/MESONET weather station 2.2 miles WNW of central Custer
at 7:24 AM Thu, Nov 20, 2025

Point Forecast at a Glance

ThuNov 20

FriNov 21

SatNov 22

SunNov 23

MonNov 24

TueNov 25

50%

WedNov 26

7-Day Temperature Trend

Week Ahead Summary

High temperatures start near 50°F, reaching 54°F before cooling to 28°F, then recovering to 28°F by week's end. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 1°F below the historical average for November. Normal highs for this period are around 47°F with lows around 21°F.

This Date in Weather History

1979 - A blizzard struck Cheyenne, WY, producing a record 19.8 inches of snow in 24 hours, and a record total of 25.6 inches in forty hours. Strong winds created huge drifts stopping all transportation.

Custer, SD 7 Day Weather Forecast Details

Thursday Nov 20

Day: Patchy fog before 11am. Otherwise, partly sunny, with a high near 50. Calm wind becoming south around 6 mph.

Night: Mostly cloudy, with a low around 31. Calm wind.

Friday Nov 21

Day: Mostly sunny, with a high near 51. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

Night: Mostly clear, with a low around 32. West wind around 6 mph, with gusts as high as 15 mph.

Saturday Nov 22

Day: Sunny, with a high near 54. West wind 5 to 7 mph, with gusts as high as 17 mph.

Night: Mostly clear, with a low around 30. Light west wind.

Sunday Nov 23

Day: Sunny, with a high near 52. Light and variable wind becoming south around 6 mph in the morning. Winds could gust as high as 15 mph.

Night: Mostly clear, with a low around 31. Light west wind.

Monday Nov 24

Day: Mostly sunny, with a high near 53.

Night: A slight chance of rain and snow before 10pm, then a slight chance of snow. Partly cloudy, with a low around 22.

Tuesday Nov 25

Day: A slight chance of snow. Mostly sunny, with a high near 32.

Night: Partly cloudy, with a low around 13.

Wednesday Nov 26

Day: Mostly sunny, with a high near 28.

About Custer, SD

Custer is a city in Custer County, South Dakota, United States. The population was 1,919 at the 2020 census. It is the county seat of Custer County.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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