Skip to content
seatemperatures.net

Warmest sea in Ecuador in September

50 coastal locations in Ecuador ranked by their typical September sea temperature. Region-wide average in September: 24.5°C. The top of the list is where to find the warmest swimming this month.

Warmest in September

San Lorenzo

27.4°C September mean in Ecuador

Regional September average

24.5°C

across all 50 coastal locations in Ecuador

Vs annual mean

-1.1°C

below the year-round regional average

What the Ecuador sea feels like in September

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

Ecuador monthly average 24.2°C to 27.3°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month March 27.3°C
  • Coldest month August 24.2°C
  • Annual mean 25.6°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 Ecuador month rankings:

Ecuador sea temperature map (live)

The map shows today's latest reading at every Ecuador 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 Ecuador 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 San Lorenzo 27.4°C
2 Valdez 27.4°C
3 Esmeraldas 27.0°C
4 Atacames 26.9°C
5 Tonsupa 26.9°C
6 La Mancha 26.7°C
7 Mompiche 26.6°C
8 Muisne 26.6°C
9 Pedernales 26.0°C
10 Bahia de Caraquez 25.0°C
11 Manta 25.0°C
12 Bajo Alto 24.5°C
13 Jambeli 24.5°C
14 Los Frailes Beach 24.5°C
15 Machalilla 24.5°C
16 El Oro 24.5°C
17 Machala 24.5°C
18 Isla de la Plata 24.4°C
19 Huaquillas 24.3°C
20 Ayampe 24.2°C
21 Duran 24.2°C
22 Guayaquil 24.2°C
23 Puerto Lopez 24.2°C
24 Puerto Rico 24.2°C
25 Puna Island 24.2°C
Show 25 more ▸
26 Salango 24.2°C
27 Subida Alta 24.2°C
28 Montanita 24.0°C
29 Olon 24.0°C
30 Bajada 24.0°C
31 Data de Villamil 23.9°C
32 Engabao 23.9°C
33 Gral Villamil 23.9°C
34 Playas 23.9°C
35 Posorja 23.9°C
36 Ayangue 23.9°C
37 Ballenita 23.9°C
38 Chipipe 23.9°C
39 La Libertad 23.9°C
40 Punta Blanca 23.9°C
41 Punta Centinela 23.9°C
42 Salinas 23.9°C
43 San Pablo 23.9°C
44 Valdivia 23.9°C
45 Anconcito 23.7°C
46 Monteverde 23.6°C
47 Chanduy 23.6°C
48 Caleta Aeolian Islas Galápagos 22.4°C
49 Santa Cruz Islas Galápagos 21.9°C
50 San Cristobal Islas Galápagos 21.9°C

Coldest 10 in Ecuador in September

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

# Location September mean
1 San Cristobal Islas Galápagos 21.9°C
2 Santa Cruz Islas Galápagos 21.9°C
3 Caleta Aeolian Islas Galápagos 22.4°C
4 Chanduy 23.6°C
5 Monteverde 23.6°C
6 Anconcito 23.7°C
7 Ayangue 23.9°C
8 Ballenita 23.9°C
9 Chipipe 23.9°C
10 La Libertad 23.9°C

More on this region