Climate almanac
Arenal
México, Mexico · 19.38°, -98.94°
What is the weather like in Arenal in September?
In September, Arenal is typically 74°F (23°C) during the day and 56°F (13°C) at night. The month brings about 7.0 in (177 mm) of precipitation in total.
- Average high74°F (23°C)
- Average low56°F (13°C)
- Precipitation7.0 in (177 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)