ERA5 almanac comparison — 8 years of real data
Costa Rica — Manuel Antonio vs Miami: weather in August
Essentially a tie in August: Costa Rica — Manuel Antonio is 3% clear historically, Miami is 2% clear (8-year ERA5 average) — within the noise. Avg high 82°F vs 88°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Costa Rica — Manuel Antonio
Costa Rica
- Clear days, August
- 3%
- Sample size
- n=248 days
- Avg high
- 82°F
- Early August (1st–15th)
- 3%
- Late August (16th–end)
- 3%
- Rain frequency
- 88% of days
Miami
FL
- Clear days, August
- 2%
- Sample size
- n=248 days
- Avg high
- 88°F
- Early August (1st–15th)
- 3%
- Late August (16th–end)
- 2%
- Rain frequency
- 83% of days
Frequently asked
Is Costa Rica — Manuel Antonio or Miami warmer in August?
Miami runs warmer by day in August. Costa Rica — Manuel Antonio averages highs of 82°F (highs n=248 days); Miami averages highs of 88°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Costa Rica — Manuel Antonio or Miami in August?
Days with measurable rain: Costa Rica — Manuel Antonio 88%, Miami 83% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in August, Costa Rica — Manuel Antonio or Miami?
Essentially a tie in August: Costa Rica — Manuel Antonio is 3% clear historically, Miami is 2% clear (8-year ERA5 average) — within the noise. Avg high 82°F vs 88°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Costa Rica — Manuel Antonio vs Miami 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 forecast for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.