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Warmest sea in Dominican republic in September

56 coastal locations in Dominican republic ranked by their typical September sea temperature. Region-wide average in September: 29.5°C. The top of the list is where to find the warmest swimming this month.

Warmest in September

Santa Cruz De Barahona

29.7°C September mean in Dominican republic

Regional September average

29.5°C

across all 56 coastal locations in Dominican republic

Vs annual mean

+1.4°C

above the year-round regional average

What the Dominican republic sea feels like in September

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

Dominican republic monthly average 26.7°C to 29.5°C
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  • Warmest month September 29.5°C
  • Coldest month March 26.7°C
  • Annual mean 28.1°C
  • Months above 20°C 12 of 12

Where September fits in the year

September sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Dominican republic month rankings:

Dominican republic sea temperature map (live)

The map shows today's latest reading at every Dominican republic location. The list below is based on the typical September mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Dominican republic locations in September

Sorted by the typical September mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location September mean
1 Santa Cruz De Barahona Barahona 29.7°C
2 El Barco 29.6°C
3 Palmar de Ocoa 29.6°C
4 Santa Barbara, Dominican Republic Samaná 29.6°C
5 Catalina Island 29.6°C
6 Juan Dolio 29.6°C
7 San Pedro De Macoris 29.6°C
8 Boca Chica 29.6°C
9 Cayos Siete Hermanos 29.6°C
10 Mano Juan 29.6°C
11 Saona Island 29.6°C
12 Altos de Shavon 29.6°C
13 Bayahibe 29.6°C
14 Casa de Campo 29.6°C
15 Dominicus 29.6°C
16 La Romana 29.6°C
17 Catuano 29.6°C
18 Santo Domingo 29.6°C
19 Barahona 29.6°C
20 Juancho 29.6°C
21 La Cienaga 29.6°C
22 Boca de Yuma 29.5°C
23 Paraiso 29.5°C
24 Pato Beach 29.5°C
25 San Fernando de Monte Cristi 29.5°C
Show 25 more ▸
26 Miches 29.5°C
27 Cayo Levantado 29.4°C
28 Sabana De La Mar 29.4°C
29 Samana 29.4°C
30 Macao 29.4°C
31 Playas Uvero Alto 29.4°C
32 Sanchez 29.4°C
33 Las Galeras 29.4°C
34 Playa Colorada 29.4°C
35 Arena Gorda 29.4°C
36 Bavaro 29.4°C
37 Playa Bavaro 29.4°C
38 Punta Cana 29.4°C
39 Amber Cove 29.4°C
40 Cabrera 29.4°C
41 Cap Cana 29.4°C
42 El Portillo 29.4°C
43 La Entrada 29.4°C
44 Las Terrenas 29.4°C
45 Luperon 29.4°C
46 Maimon Bay 29.4°C
47 Orchid Bay 29.4°C
48 Cabarete 29.4°C
49 Encuentro 29.4°C
50 Playa Dorada 29.4°C

Coldest 10 in Dominican republic in September

Same data the other way. Helpful if you want to know which Dominican republic coasts to avoid for swimming in September.

# Location September mean
1 La Preciosa 29.3°C
2 Nagua 29.3°C
3 Playa Grande 29.3°C
4 Rio San Juan 29.3°C
5 Cabarete 29.4°C
6 Encuentro 29.4°C
7 Playa Dorada 29.4°C
8 Puerto Plata 29.4°C
9 Sosua 29.4°C
10 Amber Cove 29.4°C

More on this region