Climate almanac
Boonville
Missouri, United States · 38.97°, -92.74°
What is the climate like in Boonville?
The best time to visit Boonville is typically August – October, with trip comfort peaking in September (7.5/10). Boonville is warmest in July, when daily highs average 89°F (32°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically May and the driest is December; the year sees roughly 42 in (1069 mm) of precipitation.
- Best time to visitAugust – October — comfort peaks in September (7.5/10)
- Warmest monthJuly — average high 89°F (32°C)
- Coolest monthJanuary — average low 25°F (-4°C)
- Wettest monthMay (5.6 in (141 mm))
- Driest monthDecember (1.7 in (44 mm))
- Annual precipitation42 in (1069 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromNew Franklin 1w, 5 km away (1956-2025)