Delve into the distinctive weather of Ibiza in September as summer transitions to autumn, and discover why it might just be the perfect time to visit this Spanish island gem.

TEMPERATURE
Temperature	24°C – 75°F
High Temperature	28°C – 82°F
Low Temperature	20°C – 68°F
Day Temperature	24.5°C – 76°F
Night Temperature	23.2°C – 74°F
Sunshine Hours	10 HOURS
Rainfall	30 MM
Rainfall Days	8 DAYS
Sea Temperature	25°C – 77°F

Unveiling the Temperature in Ibiza in September

As the summer season concludes in September, the weather in Ibiza, Spain starts to cool down. At the outset of the month, the average temperature is around 25.5°C (78F). As September advances, this quickly descends, reaching approximately 21°C (70F) by month’s end.

High temperatures in the month’s initial days hover around 29°C (84F). These steadily decline throughout the month, eventually resting at a comfortable 25°C by September 30. It’s uncommon to experience temperatures exceeding 31°C (88F) or falling below 23°C (73F)—only about 10% of days in the month have such extremes.

Similarly, low temperatures at the beginning of the month average 22°C (72F), gently dropping to around 18°C (64F) towards the final few days. Daily lows exceed 24°C (75F) or fall below 18°C only on a tenth of the month’s days.

Extreme temperatures aren’t typical for a September visit to Ibiza. For instance, the highest-ever recorded temperature for this month in Ibiza was 35°C (95F), with the lowest recorded in September being 12°C. When compared to the month’s average of around 24°C, these extremes are indeed outliers, unlikely to be experienced during a typical holiday.

Is Ibiza Hot in September?

The weather in Ibiza in September can be described as delightfully warm rather than excessively hot. As previously mentioned, the average daily temperature usually settles around a comfortable 24-26°C, with only occasional cloud cover. Such weather conditions offer many glorious sunny days, making September an excellent time to explore Ibiza’s myriad attractions.

Moreover, Ibiza’s allure extends beyond its weather. September is a particularly popular time to visit since it’s not peak season. This means reduced prices for accommodation and flights, with clubs and bars frequently offering free entry or discounts. One of the highlights of September is the much-anticipated Closing Party Week, where big-name clubs like Amnesia, Privilege, and O Beach Ibiza bid farewell to the summer season with extravagant parties. This celebratory week typically concludes around the first week of October.

Rainfall in Ibiza in September

Does it rain a lot in Ibiza in September? Well, with an average of about 30mm of rainfall—spread across approximately eight days—Ibiza does receive more precipitation in September than in the previous two summer months. While there’s a fair chance of encountering a shower or two during your visit, there’s no need to be overly concerned about this potentially dampening your holiday plans. Perhaps packing a compact umbrella or planning to buy one locally would be a sensible consideration.

Thunderstorms are the most common type of precipitation for Ibiza during this month, typically occurring around September 21. Moderate rain tends to happen around September 30, while lighter rainfall is more likely around September 25. Though there’s a minimal chance of drizzle or heavy rainfall in September, snowfall is practically non-existent.

The likelihood of precipitation gradually increases as September unfolds, rising from 18% at the start of the month to 28% by month’s end. Despite this, Ibiza typically doesn’t experience foggy conditions during September, ensuring clear, breathtaking views throughout your visit.

Sea Temperature, Humidity, and Sunshine Hours

While the sea temperature in Ibiza during September sees a minor drop compared to August, it still remains a very inviting 25°C. It’s comfortably warm for anyone looking to enjoy a refreshing dip in the sea during their stay.

In September, the average daily humidity for Ibiza hovers around 73%, made up of highs of 90% and lows of 57%. The air isn’t overly humid, adding to the pleasant ambience of the island during this month.

The amount of daily sunshine is approximately 10 hours, which, although three hours less per day than the previous two months, is still plentiful for outdoor activities and exploration. As the month progresses, both daylight and sunshine hours gradually decrease, with the length of the day shortening by around one hour and 12 minutes between September 1 and September 30.

Wind Conditions

The wind speeds in Ibiza in September mostly fluctuate between 0 m/s and 6 m/s (calm to moderate breeze), very seldom exceeding 9 m/s (fresh breeze). The highest average wind speed of 3 m/s (light breeze) generally occurs around September 2, when the daily maximum averages at 6 m/s. Conversely, the lowest average wind speed of 3 m/s is more likely to be experienced around September 17, when the average maximum wind speed is also 6 m/s.

Hotels to consider for September

Hotel Nautico Ebeso

This hotel is located right on the seafront in Figueretas, Ibiza Town, and offers stunning views of the Mediterranean Sea. The rooms are modern and comfortable, with some offering sea views. There’s an outdoor pool and a fitness center, and the restaurant serves a range of local and international cuisine. It’s conveniently located for exploring Ibiza Town, with its nightlife, shopping, and historic Dalt Vila section.

Tropic Garden Hotel Apartments

This property is in Santa Eulalia, a quieter resort town on the east coast of Ibiza. It offers apartment-style accommodations, making it a good choice for families or longer stays. The aparthotel is surrounded by gardens and has a large outdoor pool, a children’s play area, a gym, and offers entertainment programs. It’s also close to the beach and the town center, where there are plenty of dining and shopping options.

Hotel Garbi Ibiza & Spa

Located in the lively area of Playa d’en Bossa, this hotel is right next to the beach and offers contemporary, minimalist rooms. There’s a large outdoor pool and a spa offering a range of treatments, as well as a gym. The hotel also offers evening entertainment and has a restaurant and a beach club. It’s also well located for the famous clubs of Ibiza, like Ushuaïa and Hi Ibiza.

Hotel Osiris Ibiza

This is a smaller, family-run hotel located in San Antonio Bay. The rooms are comfortable and many have balconies. There’s an outdoor pool, surrounded by gardens, and the hotel also has a tennis court. The hotel is located next to the beach, and it’s a short walk to the center of San Antonio, with its famous sunset strip and lively nightlife.