Climate almanac
Castelu
Constanța County, Romania · 44.25°, 28.33°
What is the climate like in Castelu?
The best time to visit Castelu is typically June – September, with trip comfort peaking in August (8.9/10). Castelu is warmest in August, when daily highs average 86°F (30°C), and coolest in January, when lows fall to about 30°F (-1°C). The wettest month is typically June and the driest is August; the year sees roughly 20 in (504 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in August (8.9/10)
- Warmest monthAugust — average high 86°F (30°C)
- Coolest monthJanuary — average low 30°F (-1°C)
- Wettest monthJune (2.5 in (64 mm))
- Driest monthAugust (0.8 in (19 mm))
- Annual precipitation20 in (504 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromConstanta, 24 km away (1952-2026)