Month guide · Riañu, Spain
Riañu in May: weather and what to expect
May is the wettest month of the year in Riañu. In May, Riañu averages highs of 18°C and lows of 9°C, with about 18 rainy days and 128 mm of rain. Highs are 3°C warmer than in April and 3°C cooler than in June. Crowds in Asturias are low.
Is May a good time to visit?
Good for
No verdicts for Riañu in May yet. They only use climate values that are precise enough to judge with.
Not ideal for
- Reliable dry weatherAbout 18 rainy days in the month
Daily highs through May
Town-level · ERA5-Land 1991-2020Highs climb about 3°C over the month.
May in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in May 2027
- 1 May Labor Day
Local (municipal) holidays are not included.
Warmer in May
Where is warm in May →| Place | High | Rain days | From Riañu |
|---|---|---|---|
| Villafranca de Córdoba, Andalusia | 26°C | 7 | 605 km |
| Pedro Abad, Andalusia | 26°C | 7 | 606 km |
| Montoro, Andalusia | 26°C | 6 | 600 km |
| Adamuz, Andalusia | 26°C | 7 | 598 km |
| Andújar, Andalusia | 26°C | 7 | 605 km |
The nearest towns with a warmer May. Distances are in a straight line.
How May is changing
Town-level · ERA5-LandMay highs are 0.4°C warmer than in 1991-2000, and May rainfall is down about 15% (2016-2025 against 1991-2000). Days above 20°C in May went from 11 to 11 a year on average.
Questions about Riañu in May
Is May a good time to visit Riañu?
It is less suited to reliable dry weather (about 18 rainy days in the month).
How warm is Riañu in May?
Average highs are 18°C and lows 9°C. April averages 16°C and June 21°C.
Does it rain much in Riañu in May?
About 18 days have at least 1 mm of rain, with 128 mm in total over the month.
Is Riañu busy in May?
In May 2025, nights booked through online platforms in Asturias were about 25% of the busiest month, which we count as low. The figure is for the whole region and leaves out hotels.
How long are the days in Riañu in May?
About 14 h 39 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