Climate almanac
Madison
South Dakota, United States · 44.01°, -97.11°
What is the climate like in Madison?
The best time to visit Madison is typically June – September, with trip comfort peaking in September (7.2/10). Madison is warmest in July, when daily highs average 83°F (29°C), and coolest in January, when lows fall to about 11°F (-12°C). The wettest month is typically June and the driest is January; the year sees roughly 31 in (792 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in September (7.2/10)
- Warmest monthJuly — average high 83°F (29°C)
- Coolest monthJanuary — average low 11°F (-12°C)
- Wettest monthJune (4.4 in (112 mm))
- Driest monthJanuary (0.8 in (21 mm))
- Annual precipitation31 in (792 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromMadison 2se, 2 km away (1961-2026)