ERA5 almanac comparison — 8 years of real data
Costa Rica — Manuel Antonio vs Naples: weather in November
Naples is the clear winner for sun in November: 44% of days historically clear versus just 4% in Costa Rica — Manuel Antonio — a 40-point gap across 8 years of ERA5 data. Costa Rica — Manuel Antonio also sees measurably more rain than Naples this month (85% vs 30% of days). This isn't close.
What you are reading: 8-year historical averages, not a forecast.
Either destination can still surprise you this specific November. For this
week’s actual forecast, each destination links to its live page below.
Costa Rica — Manuel Antonio
CR
- Clear days, November
- 4%
- Sample size
- n=240 days
- Avg high
- 81°F
- Early November (1st–15th)
- 1%
- Late November (16th–end)
- 7%
- Rain frequency
- 85% of days
Naples
FL
- Clear days, November
- 44%
- Sample size
- n=240 days
- Avg high
- 81°F
- Early November (1st–15th)
- 34%
- Late November (16th–end)
- 54%
- Rain frequency
- 30% of days
Compare Costa Rica — Manuel Antonio vs Naples 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.