Canary Islands weather in September
In September, daytime highs across the 7 Canary Islands range from 26.5 to 29.0°C and the sea from 22.7 to 24.2°C. The warmest island is Lanzarote (29.0°C), the sunniest is Lanzarote and the driest is Lanzarote, with 0.4 rainy days on average.
Every Canary Island in September, compared
| # | Island | Average high | Sea temperature | Sunshine hours | Rainy days | Sunny now |
|---|---|---|---|---|---|---|
| 1 | Lanzarote | 29.0° | 22.7° | 267 | 0.4 | 89% |
| 2 | Tenerife | 28.1° | 23.7° | 253 | 0.9 | 38% |
| 3 | Fuerteventura | 27.5° | 22.7° | 246 | 0.5 | 100% |
| 4 | Gran Canaria | 27.2° | 23.4° | 241 | 1.1 | 47% |
| 5 | La Gomera | 26.7° | 23.9° | — | 0.6 | 0% |
| 6 | La Palma | 26.6° | 24.2° | 187 | 1.8 | 50% |
| 7 | El Hierro | 26.5° | 24.1° | 215 | 0.6 | 0% |
Can you swim in the Canary Islands in September?
Yes — the sea is 22.7–24.2°C in September, warm enough for most swimmers. It is warmest around La Palma.
Canary Islands weather month by month
Frequently asked questions
Which Canary Island is warmest in September?
Lanzarote, with average daytime highs of 29.0°C in September, followed by Tenerife at 28.1°C. South coasts are usually warmer and sunnier than north coasts.
Does it rain much in the Canary Islands in September?
Not much: 0.4 to 1.8 rainy days on average in September, depending on the island. Lanzarote is the driest.
Which Canary Island is sunniest in September?
Lanzarote, with about 267 hours of sunshine in September — the most among the islands with official sunshine records.
Which Canary Island has the warmest sea in September?
La Palma, where the sea averages about 24.2°C in September.
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Data source: AEMET © Agencia Estatal de Meteorología · Climate averages from AEMET normals (1981–2010 / 1991–2020). Last reviewed 2026-06-12.