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SunnyDays

ERA5 almanac comparison — 8 years of real data

Costa Rica — Manuel Antonio vs Miami: weather in October

Miami edges out Costa Rica — Manuel Antonio for sun in October: 11% clear historically versus 0% (8-year ERA5 average, a 11-point gap). Costa Rica — Manuel Antonio also sees measurably more rain than Miami this month (97% vs 66% of days). Both are viable — Miami is the safer bet.

What you are reading: 8-year historical averages, not a forecast. Either destination can still surprise you this specific October. For the actual forecast right now, each destination links to its live page below.

Costa Rica — Manuel Antonio

Costa Rica

Clear days, October
0%
Sample size
n=248 days
Avg high
82°F
Early October (1st–15th)
1%
Late October (16th–end)
0%
Rain frequency
97% of days

Miami

FL

Clear days, October
11%
Sample size
n=248 days
Avg high
84°F
Early October (1st–15th)
6%
Late October (16th–end)
16%
Rain frequency
66% of days
See the live forecast →

Frequently asked

Is Costa Rica — Manuel Antonio or Miami warmer in October?

Miami runs warmer by day in October. Costa Rica — Manuel Antonio averages highs of 82°F (highs n=248 days); Miami averages highs of 84°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 October?

Costa Rica — Manuel Antonio is measurably wetter than Miami. Days with measurable rain: Costa Rica — Manuel Antonio 97%, Miami 66% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.

Which is sunnier in October, Costa Rica — Manuel Antonio or Miami?

Miami edges out Costa Rica — Manuel Antonio for sun in October: 11% clear historically versus 0% (8-year ERA5 average, a 11-point gap). Costa Rica — Manuel Antonio also sees measurably more rain than Miami this month (97% vs 66% of days). Both are viable — Miami is the safer bet.

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.