Average sea water temperature in September:
+69.7°F
| Minimum sea water temperature in September: | 79.3°F |
| Maximum sea water temperature in September: | 64.8°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 78.9°F. The highest and lowest sea temperatures during the month were 79.3°F and 78.4°F.
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| Isabela Island |
monthly
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| Isabela Island |
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| Isabela Island |
14 days
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| Isabela Island |
Monthly sea water temperature in Isabela Island, °F
Which Ecuador resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Tonsupa | 82.8°F | 79.7°F |
| Guayaquil | 82.1°F | 76.5°F |
| Playas | 82.0°F | 74.8°F |
| Machala | 81.7°F | 74.8°F |
| Manta | 81.1°F | 76.4°F |
| Salinas | 79.7°F | 74.0°F |
| Ballenita | 79.6°F | 74.2°F |
| Galapagos Islands | 79.6°F | 69.7°F |
| Punta Blanca | 79.5°F | 74.0°F |
| Santa Cruz Island | 79.0°F | 69.3°F |
| Isabela Island | 78.9°F | 66.7°F |
| San Cristobal Island | 78.8°F | 68.8°F |
| Puerto Ayora | 78.6°F | 67.0°F |
| Floreana Island | 78.2°F | 66.2°F |
Best time for vacation in Isabela Island
Isabela Island on a weather map
Places in Ecuador:
Name
°F
24 Hours Forecast
Isabela Island
Local time: 19:30
September 15, tuesday
2100
75°F
NW
6 mph
6 mph
September 16, wednesday
0000
75°F
NW
8 mph
8 mph
0300
73°F
N
7 mph
7 mph
0600
73°F
N
7 mph
7 mph
0900
75°F
N
7 mph
7 mph
1200
77°F
N
9 mph
9 mph
1500
77°F
N
12 mph
12 mph
1800
75°F
N
11 mph
11 mph
