Custer, SD Weather Forecast
Local 7-day forecast
Snow Showers Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Custer, SD in one place.
Snow showers likely. Mostly cloudy. High near 36, with temperatures falling to around 34 in the afternoon. North wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
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: Apr 15, 2026 5:49 AM MDT.
The active forecast window currently covers Apr 17 to Apr 21, 2026 for Custer, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 17 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 5:49 AM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Custer
Monday looks like the warmest upcoming period in Custer at 69 degrees F.
Friday Night is the coolest period ahead with temperatures near 19 degrees F.
The strongest winds are forecast for Saturday at about 7 to 15 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 5:49 AM MDT
- Coverage
- 5 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 slight chance of snow showers before midnight. Partly cloudy, with a low around 19. Northwest wind 7 to 13 mph, with gusts as high as 26 mph. New snow accumulation of less than half an inch possible.
A chance of snow showers after noon. Mostly sunny, with a high near 44. Northwest wind 7 to 15 mph, with gusts as high as 32 mph.
Mostly clear, with a low around 25.
Sunny, with a high near 61.
Mostly clear, with a low around 35.
Mostly sunny, with a high near 69.
Mostly clear, with a low around 40.
Sunny, with a high near 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Snow Showers Likely
|
36°F |
8 to 14 mph
N
|
|
Friday Night
Apr 17
|
Slight Chance Snow Showers then Partly Cloudy
|
19°F |
7 to 13 mph
NW
|
|
Saturday
Apr 18
|
Mostly Sunny then Chance Snow Showers
|
44°F |
7 to 15 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
25°F |
2 to 10 mph
NW
|
|
Sunday
Apr 19
|
Sunny
|
61°F |
3 to 9 mph
W
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
35°F |
3 to 7 mph
NW
|
|
Monday
Apr 20
|
Mostly Sunny
|
69°F |
5 to 10 mph
W
|
|
Monday Night
Apr 20
|
Mostly Clear
|
40°F |
5 to 8 mph
NW
|
|
Tuesday
Apr 21
|
Sunny
|
69°F |
5 to 13 mph
W
|
Nearby Forecasts
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