Climate almanac
Altoona
Wisconsin, United States · 44.80°, -91.44°
What is the climate like in Altoona?
The best time to visit Altoona is typically September, the year's most comfortable month (6.6/10). Altoona is warmest in July, when daily highs average 82°F (28°C), and coolest in January, when lows fall to about 12°F (-11°C). The wettest month is typically June and the driest is January; the year sees roughly 40 in (1008 mm) of precipitation.
- Best time to visitSeptember — the year's comfort peak (6.6/10)
- Warmest monthJuly — average high 82°F (28°C)
- Coolest monthJanuary — average low 12°F (-11°C)
- Wettest monthJune (5.7 in (144 mm))
- Driest monthJanuary (1.3 in (33 mm))
- Annual precipitation40 in (1008 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromChippewa Valley Rgnl AP, 8 km away (1949-2026)