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Warmest sea in Bahamas in September

55 coastal locations in Bahamas ranked by their typical September sea temperature. Region-wide average in September: 29.6°C. The top of the list is where to find the warmest swimming this month.

Warmest in September

Andros Island

30.0°C September mean in Bahamas

Regional September average

29.6°C

across all 55 coastal locations in Bahamas

Vs annual mean

+2.5°C

above the year-round regional average

What the Bahamas 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.

Bahamas monthly average 24.6°C to 29.8°C
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  • Warmest month August 29.8°C
  • Coldest month February 24.6°C
  • Annual mean 27.1°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 Bahamas month rankings:

Bahamas sea temperature map (live)

The map shows today's latest reading at every Bahamas 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 Bahamas 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 Andros Island 30.0°C
2 Andros Town 30.0°C
3 Ocean Cay 29.9°C
4 Cat Cay Bimini 29.8°C
5 Castaway Cay 29.8°C
6 Duncan Town 29.8°C
7 Staniel Cay 29.8°C
8 Hard Bargain 29.7°C
9 Datum Bay Acklins Island 29.7°C
10 Bimini 29.7°C
11 Freeport 29.7°C
12 Grand Bahama 29.7°C
13 West End 29.7°C
14 CocoCay 29.7°C
15 Great Stirrup Cay 29.7°C
16 High Rock 29.7°C
17 Matthew Town Inagua 29.7°C
18 Exuma 29.7°C
19 George Town 29.7°C
20 Great Exuma 29.7°C
21 Mastic Point North Andros 29.7°C
22 Moss Town 29.7°C
23 Settlement Point Grand Bahama Island 29.7°C
24 Eleuthera Island Eleuthera & Harbour Island 29.7°C
25 Eleuthera 29.6°C
Show 25 more ▸
26 Rose Island 29.6°C
27 Bannerman Town South Eleuthera 29.6°C
28 Long Island 29.6°C
29 Princess Cays 29.6°C
30 Atlantis Marina 29.6°C
31 Blue Lagoon Island 29.6°C
32 Cable Beach 29.6°C
33 Little Inagua Inagua 29.6°C
34 Nassau 29.6°C
35 New Providence 29.6°C
36 Paradise Island 29.6°C
37 Start Point Mayaguana 29.6°C
38 Half Moon Cay 29.6°C
39 Little San Salvador 29.6°C
40 Abaco Islands 29.6°C
41 Cat Island 29.5°C
42 Clarence Town 29.5°C
43 Cooper’s Town North Abaco 29.5°C
44 Spanish Wells 29.5°C
45 Treasure Cay 29.5°C
46 Dunmore Town 29.5°C
47 Harbour Island 29.5°C
48 Port Nelson 29.5°C
49 Coopers Town 29.4°C
50 Great Guana Cay 29.4°C

Coldest 10 in Bahamas in September

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

# Location September mean
1 Elbow Cay 29.4°C
2 Green Turtle Cay 29.4°C
3 Hope Town 29.4°C
4 Abraham's Bay 29.4°C
5 Coopers Town 29.4°C
6 Great Guana Cay 29.4°C
7 Marsh Harbour 29.4°C
8 Port Nelson 29.5°C
9 Dunmore Town 29.5°C
10 Harbour Island 29.5°C

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