Lanzarote · Month comparison
May vs September
September ranks #1 overall vs May at #2. The best month — sea at 23C, Spanish kids back to school, IronMan 70.3 brings energy without crush.
May
#2 of 12 months
Best match
The shoulder sweet spot — sea hits 20C, hotel rates drop, dive operators not yet swamped.
- ↑Sea finally 20C for casual swimmers
- ↑Hotel rates drop 30% vs winter
September
#1 of 12 months
Best match
The best month — sea at 23C, Spanish kids back to school, IronMan 70.3 brings energy without crush.
- ↑Sea temperature still 23C
- ↑Spanish school return drops resort capacity 40%
| Factor | May | September |
|---|---|---|
| Weather score | 10 | 10 |
| Value score | 7 | 7 |
| Crowd score | 7 | 8 |
| Events score | 5 | 5 |
| Atmosphere | 9 | 9 |
| Avg high temp | 23°C | 28°C |
| Monthly rain | 3mm | 5mm |
| Daily sunshine | 9hrs | 9hrs |
May trade-offs
- ↓Trade winds picking up — windy on east coast
- ↓La Graciosa boat capacity limited daily quota
September trade-offs
- ↓Some seasonal staff already wound down
- ↓Hurricane-track edge storms occasional
Scores compare months within Lanzarote. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →