Ibiza Town weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: June – September
What is the weather like in Ibiza Town in September?
In September, Ibiza Town is hot: daytime highs average 28 °C, and even at night it stays warm at around 22 °C. The sea averages 25.3 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain falls on about 5 days, adding up to 45 mm. On about 5 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Ibiza Town.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 98 | 96 | 79 |
| Day | 31° | 28° | 24° |
| Night | 24° | 22° | 18° |
| Sea | 26° | 25° | 23° |
| Sun | 10 h | 8 h | 7 h |
| Rain days | 2 | 5 | 6 |
More details for September
- Daylight
- 12 h 30 min07:35 – 20:05
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 13 daysdew point 18 °C or more
- Wind
- 20 km/haverage daily peak
- Cloud cover
- 39 %on average
- Hot days
- 5 days30 °C or more
- Time zone
- UTC+2Europe/Madrid
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %87 %
- Few rainy daysweight 20 %91 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
Ibiza Town in September: quick answers
Is Ibiza Town hot in September?
Yes. In September, Ibiza Town is hot: daytime highs average 28 °C and nights stay around 22 °C. On about 5 days the thermometer climbs to 30 °C or more.
Can you swim in Ibiza Town in September?
Yes. In September the sea averages 25.3 °C – pleasant for swimming.
Does it rain much in Ibiza Town in September?
Rain falls on about 5 days, adding up to 45 mm.
Ibiza Town month by month
The whole year in Ibiza TownAll destinations: SpainWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)