ERA5 almanac comparison — 8 years of real data
Amalfi Coast vs Málaga / Costa del Sol: weather in September
Málaga / Costa del Sol edges out Amalfi Coast for sun in September: 72% clear historically versus 46% (8-year ERA5 average, a 26-point gap). Amalfi Coast also sees measurably more rain than Málaga / Costa del Sol this month (32% vs 15% of days). Both are viable — Málaga / Costa del Sol is the safer bet.
Amalfi Coast
IT
- Clear days, September
- 46%
- Sample size
- n=240 days
- Avg high
- 80°F
- Early September (1st–15th)
- 52%
- Late September (16th–end)
- 41%
- Rain frequency
- 32% of days
Málaga / Costa del Sol
ES
- Clear days, September
- 72%
- Sample size
- n=240 days
- Avg high
- 82°F
- Early September (1st–15th)
- 71%
- Late September (16th–end)
- 73%
- Rain frequency
- 15% of days
Compare Amalfi Coast vs Málaga / Costa del Sol in another month
All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.