Custer, SD Weather Forecast
Local 7-day forecast
Partly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Custer, SD in one place.
A slight chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms. Some of the storms could be severe. Partly sunny. High near 73, with temperatures falling to around 71 in the afternoon. South wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Custer, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 1, 2026 5:14 PM MDT.
The active forecast window currently covers Jun 2 to Jun 7, 2026 for Custer, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 5:14 PM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Custer
Sunday looks like the warmest upcoming period in Custer at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Sunday at about 2 to 12 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 5:14 PM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- UNR
- Radar station
- KUDX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Some of the storms could be severe. Mostly cloudy. Low around 49, with temperatures rising to around 51 overnight. Southwest wind 0 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
A chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny. High near 70, with temperatures falling to around 68 in the afternoon. South wind 0 to 7 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms. Partly cloudy. Low around 48, with temperatures rising to around 50 overnight. Northeast wind 1 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 72.
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
A chance of showers and thunderstorms after noon. Sunny, with a high near 75.
Mostly clear, with a low around 51.
Sunny, with a high near 82.
Partly cloudy, with a low around 56.
Mostly sunny, with a high near 84.
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
73°F |
6 to 10 mph
S
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
49°F |
0 to 7 mph
SW
|
|
Wednesday
Jun 3
|
Showers And Thunderstorms Likely
|
70°F |
0 to 7 mph
S
|
|
Wednesday Night
Jun 3
|
Slight Chance Showers And Thunderstorms
|
48°F |
1 to 7 mph
NE
|
|
Thursday
Jun 4
|
Mostly Sunny then Showers And Thunderstorms Likely
|
72°F |
1 to 9 mph
E
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
51°F |
2 to 7 mph
NE
|
|
Friday
Jun 5
|
Sunny then Chance Showers And Thunderstorms
|
75°F |
2 to 7 mph
SW
|
|
Friday Night
Jun 5
|
Mostly Clear
|
51°F |
1 to 6 mph
E
|
|
Saturday
Jun 6
|
Sunny
|
82°F |
1 to 10 mph
SE
|
|
Saturday Night
Jun 6
|
Partly Cloudy
|
56°F |
2 to 10 mph
S
|
|
Sunday
Jun 7
|
Mostly Sunny
|
84°F |
2 to 12 mph
S
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
53°F |
3 to 10 mph
S
|
Nearby Forecasts
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