Altamira Weather in September

What's the weather like in Altamira (Puerto Plata) in September 2025?

The climate in Altamira during September can be summarized as hot, humid and damp.

September is in the fall / autumn in Altamira and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 21°C (69°F) is normal.

Altamira weather averages (imperial / metric)
Daytime temperature 33.2°C 91.7°F
Nightly temperature 20.7°C 69.2°F
Average temperature 26.9°C 80.4°F
Daily sunshine 7.4 hrs
Avg rainfall 101 mm 4 ins
Rainy days 16 days
Sea temperature 29°C 84.2°F
Humidity 75%
Windspeed 9.7kph 6 mph

On average September is the 5th driest month of the year in Altamira with around 101mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.4 hours of sunshine per day.

September temperatures in Altamira

Altamira average temperature in September

September rainfall

Altamira average rain in September

September hourly sunshine

Altamira average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Altamira in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Altamira weather stats

Altamira weather statistics
Hottest month: August 32.9°C 91.2°F
Driest month: July 48mm 1.9ins
Sunniest month: August 8.6hrs
Coldest month: January 27.9°C 82.2°F
Wettest month: November 207mm 8.1ins
Map showing location of Altamira (19.6773, -70.84428) Altamira map pin © Google

Locations nearby

Top Dominican Republic locations