ERA5 almanac comparison — 8 years of real data
Costa Rica — Manuel Antonio vs San Antonio: weather in February
Costa Rica — Manuel Antonio is the clear winner for sun in February: 51% of days historically clear versus just 19% in San Antonio — a 32-point gap across 8 years of ERA5 data. This isn't close.
What you are reading: 8-year historical averages, not a forecast.
Either destination can still surprise you this specific February. For this
week’s actual forecast, each destination links to its live page below.
Costa Rica — Manuel Antonio
CR
- Clear days, February
- 51%
- Sample size
- n=226 days
- Avg high
- 86°F
- Early February (1st–15th)
- 52%
- Late February (16th–end)
- 49%
- Rain frequency
- 21% of days
San Antonio
TX
- Clear days, February
- 19%
- Sample size
- n=226 days
- Avg high
- 68°F
- Early February (1st–15th)
- 15%
- Late February (16th–end)
- 23%
- Rain frequency
- 31% of days
Compare Costa Rica — Manuel Antonio vs San Antonio 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.