GR 221 in the Serra de Tramuntana: the best months for hiking in Mallorca
Wetter Mallorca editorial team · · 2 min read
For the GR 221 in the Serra de Tramuntana, April and May are the best months in Mallorca, with October and November as wetter options: in Palma, at sea level, the average highs in April and May are 20.4 and 23.5 °C, against 30.6 and 30.9 °C in July and August, according to AEMET (averages for 2011 to 2025). According to Wikipedia, the mountains are cooler and much wetter.
The GR 221 in brief
The GR 221 long-distance trail, also called the Ruta de Pedra en Sec (Dry Stone Route), runs through the Serra de Tramuntana from Port d'Andratx in the south-west to Cap de Formentor in the north-east, according to Wikipedia. Once finished it will be 301 km long, and by 2020 about 168 km were waymarked. The main route has 8 stages, and the plan is for a refuge at the end of each one. The range has been a UNESCO World Heritage cultural landscape since 2011, and its highest peak is Puig Major at 1436 m, according to Wikipedia.
The months compared
The figures come from the Palma Puerto station at sea level, averaged over 2011 to 2025 from AEMET OpenData, not a forecast. The Serra is cooler, and according to Wikipedia it receives up to 1507 mm of precipitation a year, far more than the rest of the island.
- March: 18.1 °C high, 6.1 rainy days.
- April: 20.4 °C, 4.7 rainy days.
- May: 23.5 °C, 3.0 rainy days.
- June to September: 27.8 to 30.9 °C, too hot for long stages around midday.
- October: 25.1 °C, 4.9 rainy days.
- November: 20.3 °C, 8.1 rainy days, the wettest month of the year.
- December to February: 16.3 to 17.8 °C, with occasional snow on the peaks, according to Wikipedia.
The reading is clear: April and May combine mild highs with few rainy days. October is warmer, November wetter. A rainy day is one with at least 1 mm. The best time to visit page shows the whole year, and the calendar goes day by day.
Before setting off
The 112 Illes Balears emergency service names the Serra de Tramuntana as an area where walks can lead to accidents, and advises:
- check the forecast first and do not set off in bad weather,
- never go alone, and say where you are going and when you plan to be back,
- stay on the waymarked path and keep strength in reserve for the return,
- wear boots that support the ankle and carry enough water and food.
The 112 also offers a walk tracking service: register the route and times in advance so the control room is prepared if something goes wrong. The coming days are on the forecast page, and storms and heavy rain on the weather warnings page.
Activities that fit
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Frequently asked questions
When is the best time for hiking in Mallorca?
April and May. In Palma the average highs are then 20.4 and 23.5 °C with 4.7 and 3.0 rainy days, according to AEMET. October and November are also mild, but wetter.
How long is the GR 221 in Mallorca?
Once finished it will be 301 km long, from Port d'Andratx to Cap de Formentor. By 2020, according to Wikipedia, about 168 km were waymarked, and the main route has 8 stages.
Can you hike in the Serra de Tramuntana in summer?
Yes, but only in the early hours. In Palma the average high is 30.6 °C in July and 30.9 °C in August, according to AEMET.
How high is the highest mountain in the Serra de Tramuntana?
Puig Major is 1436 m high, according to Wikipedia.
Text written with AI and automatically checked against editorial rules before publication. Figures come from the linked sources. Wetter Mallorca is not an official weather service.
