Climate almanac
Monticello
Arkansas, United States · 33.63°, -91.79°
What is the weather like in Monticello in September?
In September, Monticello is typically 87°F (31°C) during the day and 69°F (20°C) at night. The month brings about 2.3 in (59 mm) of precipitation in total.
- Average high87°F (31°C)
- Average low69°F (20°C)
- Precipitation2.3 in (59 mm)
- Clear or mostly clear days18
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)