Climate almanac
Romans-sur-Isère
Rhône-Alpes, France · 45.05°, 5.07°
What is the climate like in Romans-sur-Isère?
The best time to visit Romans-sur-Isère is typically June – September, with trip comfort peaking in July (8.2/10). Romans-sur-Isère is warmest in August, when daily highs average 85°F (29°C), and coolest in January, when lows fall to about 34°F (1°C). The wettest month is typically November and the driest is July; the year sees roughly 35 in (884 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in July (8.2/10)
- Warmest monthAugust — average high 85°F (29°C)
- Coolest monthJanuary — average low 34°F (1°C)
- Wettest monthNovember (4.2 in (107 mm))
- Driest monthJuly (1.7 in (42 mm))
- Annual precipitation35 in (884 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromMontelimar, 58 km away (1920-2026)