Month guide · Alaior, Spain

Alaior in May: weather and what to expect

The sea is still cool, around 18°C. In May, Alaior averages highs of 19°C and lows of 16°C, with about 4 rainy days and 24 mm of rain. Highs are 3°C warmer than in April and 4°C cooler than in June. Our rules rate it good for walking and cycling. Crowds in Balearic Islands are high.

Based on 1991-2020 climate data · Updated 2 November 2026 · Sources

Average high Town-level19°CLow 16°C
Sea temperature Modelled18°COpen sea nearby, average for the month
Rainy days Town-level424 mm in total
UV index Modelled8Very high at noon on a clear day
Crowds RegionalHighBalearic Islands as a whole

Is May a good time to visit?

Good for

  • Walking and cycling
    Highs of 19°C with about 4 rainy days

Not ideal for

Nothing stands out as a weaker fit.

Daily highs through May

Town-level · ERA5-Land 1991-2020
Usual range (8 in 10 years)Typical high

Highs climb about 4°C over the month.

May in detail

Town-level · ERA5-Land
MeasureAprilMayJune
Average high16°C19°C22°C
Average low13°C16°C19°C
Rainy days (at least 1 mm)642
Total rainfall35 mm24 mm14 mm
Daylight (mid-month)13 h 13 min14 h 21 min14 h 59 min

Crowds, holidays and daylight

Visitor level RegionalHighNights booked through online platforms in Balearic Islands in May 2025: about 60% of the busiest month.

Public holidays in May 2027

  • 1 May Labor Day

Local (municipal) holidays are not included.

Daylight mid-month Exact14 h 21 minSunrise to sunset, calculated from the town's coordinates.

The nearest towns with a warmer May. Distances are in a straight line.

How May is changing

Town-level · ERA5-Land

May highs are 0.6°C warmer than in 1991-2000, and May rainfall is up about 30% (2016-2025 against 1991-2000). Days above 20°C in May went from 7.5 to 9.3 a year on average.

Questions about Alaior in May

Is May a good time to visit Alaior?

Our rules rate May good for walking and cycling (highs of 19°C with about 4 rainy days).

How warm is Alaior in May?

Average highs are 19°C and lows 16°C. April averages 16°C and June 22°C.

Does it rain much in Alaior in May?

About 4 days have at least 1 mm of rain, with 24 mm in total over the month.

Is Alaior busy in May?

In May 2025, nights booked through online platforms in Balearic Islands were about 60% of the busiest month, which we count as high. The figure is for the whole region and leaves out hotels.

How long are the days in Alaior in May?

About 14 h 21 min from sunrise to sunset in the middle of the month.

Sources

Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology