Chamberlain, SD Monthly Weather

Brule County6:30 PM CDT43.81°N, 99.33°WElevation 1,407 ft
← September

October 2026

Sun
Mon
Tue
Wed
Thu
Fri
Sat
181°/52°Avg 71°/42°
267°/50°Avg 70°/42°
3Avg 70°/42°
478°/42°0.02 inAvg 69°/41°
573°/42°Avg 69°/40°
685°/49°<0.01 inAvg 68°/40°
788°/47°Avg 68°/40°
880°/47°Avg 67°/39°
975°/47°2.48 inAvg 66°/39°
1082°/46°Avg 66°/38°
1190°/52°<0.01 inAvg 65°/38°
1261°/47°Avg 64°/37°
1356°/42°Avg 64°/37°
1461°/35°Avg 63°/36°
1559°/32°0.11 inAvg 63°/36°
1658°/40°0.17 inAvg 62°/35°
1756°/38°Avg 61°/35°
1874°/40°<0.01 inAvg 61°/34°
1971°/41°Avg 60°/34°
2068°/41°<0.01 inAvg 60°/34°
21 Sunny 73°/45°Avg 59°/33°
22 Mostly Sunny 78°/59°Avg 58°/33°
23 Mostly Sunny 83°/54°Avg 58°/32°
24 Slight Chance Rain Showers 64°/41°Avg 57°/32°
25 Rain Showers Likely 52°/37°Avg 57°/32°
26 Rain Showers Likely 49°/36°Avg 56°/31°
27 Slight Chance Rain Showers then Partly Sunny 55°/40°Avg 56°/31°
28 Light showers 56°/42°Avg 55°/30°
29 Sunny 52°/35°Avg 55°/30°
30 Sunny 55°/35°Avg 54°/30°
31Avg 54°/29°
Average high72° (normal 65°)
Average low44° (normal 38°)
Warmest / coldest90° / 32°
Precipitation2.82 in (normal 1.14 in to date)
Record high today83° (2024)
Record low today18° (1987)

Observed: Lake Sharpe Project, 30 km away, records since 1965. Normals 1991–2020. Climate data from NOAA's Regional Climate Centers (ACIS); recent days are preliminary. Days ahead: the forecast.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.