Tyndall, SD Monthly Weather

Bon Homme County8:57 PM CDT42.99°N, 97.86°WElevation 1,421 ft
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October 2026

Sun
Mon
Tue
Wed
Thu
Fri
Sat
174°/57°Avg 70°/44°
268°/43°Avg 69°/43°
369°/44°Avg 69°/43°
477°/43°Avg 68°/42°
573°/43°Avg 68°/42°
681°/49°Avg 67°/41°
787°/50°Avg 67°/41°
878°/48°Avg 66°/40°
980°/48°Avg 66°/40°
1085°/51°Avg 65°/39°
1190°/62°Avg 64°/39°
1278°/50°Avg 64°/38°
1357°/44°Avg 63°/38°
1461°/39°Avg 63°/38°
1553°/41°0.28 inAvg 62°/37°
1657°/43°0.22 inAvg 62°/37°
1753°/32°Avg 61°/36°
1865°/34°Avg 61°/36°
1973°/41°Avg 60°/35°
20Avg 60°/35°
21 Mostly Sunny 73°/48°Avg 59°/34°
22 Patchy Fog then Mostly Sunny 78°/59°Avg 58°/34°
23 Slight Chance Rain Showers 79°/61°Avg 58°/34°
24 Chance Rain Showers 71°/46°Avg 57°/33°
25 Rain Showers Likely 55°/41°Avg 57°/33°
26 Rain Showers Likely 50°/39°Avg 56°/32°
27 Slight Chance Rain Showers 54°/42°Avg 56°/32°
28 Cloudy 61°/44°Avg 55°/31°
29 Sunny 51°/37°Avg 55°/31°
30 Sunny 56°/34°Avg 54°/30°
31Avg 54°/30°
Average high72° (normal 65°)
Average low45° (normal 39°)
Warmest / coldest90° / 32°
Precipitation0.50 in (normal 1.59 in to date)

Observed: Tyndall, 1 km away, records since 1893. 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 4Conservative index and reflects what the press published. Terms of use.