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Climate

Weather in Dominican Republic in September

Weather in Dominican Republic, September
In September, Dominican Republic sees average highs of 30.7°C (87°F) and lows of 23.8°C (75°F), with around 158 mm of rain.

Dominican Republic — September

Dominican Republic September
Daytime high
30.7°C (87°F)
Overnight low
23.8°C (75°F)
Rainfall
158 mm
Best-time rank
Off-peak

How September compares

Dominican Republic, September vs. the annual average (2025)
This month30.7°C (87°F) / 23.8°C (75°F) · 158 mm
Yearly average29.6°C (85°F) / 22.3°C (72°F) · 120 mm

September in Dominican Republic runs 1.1°C (2°F) warmer than the yearly average, and is wetter than the yearly average. Pack layers you can adjust through the day — mild conditions, and something waterproof — this is a wetter month.

Common questions

What is the weather like in Dominican Republic in September?

Average highs of 30.7°C (87°F) and lows of 23.8°C (75°F), with around 158 mm of rain.

Is September a good time to visit Dominican Republic?

It is an off-peak month for comfort in Dominican Republic; January, February, March tend to be more pleasant.

Updated climate normals, 2025