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Custer State Park, SD Weather Forecast

13329 US Highway 16A, Custer, SD 57730 (605) 255-4515
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Custer State Park, SD Weather Forecast

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Custer State Park SD weather - Clear - 68°F
Clear
68°F
Updated 6:00 pm
Feels Like 64°F
Humidity 41%
Wind S 7 mph
Barometer  30.3 in
Dew Point 44°F
Custer State Park SD weather - Clear - 20°C
Clear
20°C
Updated 6:00 pm
Feels Like 18°C
Humidity 41%
Wind S 11 km/h
Barometer  102.6 kPa
Dew Point 7°C
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Custer State Park Weather Forecast

LATE THIS AFTERNOON TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Custer State Park, SD Weather - Late This Afternoon Sunny Custer State Park, SD Weather - Tonight Clear Custer State Park, SD Weather - Monday Sunny Custer State Park, SD Weather - Monday Night Clear Custer State Park, SD Weather - Tuesday Sunny Custer State Park, SD Weather - Tuesday Night Clear Custer State Park, SD Weather - Wednesday Sunny Custer State Park, SD Weather - Wednesday Night Mostly Clear Custer State Park, SD Weather - Thursday Mostly Sunny Custer State Park, SD Weather - Thursday Night Mostly Clear Custer State Park, SD Weather - Friday Mostly Sunny Custer State Park, SD Weather - Friday Night Clear
Sunny Clear Sunny Clear Sunny Clear Sunny Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny Clear
Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C Hi: 81°FHi: 27°C
 Lo: 55°FLo: 13°C Hi: 79°FHi: 26°C
 Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
 Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C
POP = Probability of Precipitation.
Weather Outlook Updated: 327 PM MDT Sun Oct 04 2026 Custer State Park, SD Weather - WeatherWorld.com

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Custer State Park Forecast Discussion

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Issued: 512 PM MDT Sun Oct 4 2026

Key Messages

  • Pleasant conditions through the week
  • Warm and dry on Monday and Tuesday
  • Next active pattern comes early next week

Discussion

...(This Evening Through Sunday) Issued at 156 PM MDT Sun Oct 4 2026

18Z surface analysis shows high pressure building in the northern Great Plains behind yesterday`s cold front. This combined with visible satellite imagery shows clear skies today. Ongoing ridging over the western CONUS and Rocky Mountains is supporting light rising heights across the northern pla...