ERA5 almanac comparison — 8 years of real data
Miami vs Palm Beach: weather in May
Essentially a tie in May: Miami is 20% clear historically, Palm Beach is 20% clear (8-year ERA5 average) — within the noise. Avg high 85°F vs 84°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Miami
FL
- Clear days, May
- 20%
- Sample size
- n=248 days
- Avg high
- 85°F
- Early May (1st–15th)
- 23%
- Late May (16th–end)
- 18%
- Rain frequency
- 57% of days
Palm Beach
FL
- Clear days, May
- 20%
- Sample size
- n=248 days
- Avg high
- 84°F
- Early May (1st–15th)
- 26%
- Late May (16th–end)
- 15%
- Rain frequency
- 55% of days
Frequently asked
Is Miami or Palm Beach warmer in May?
Miami runs warmer by day in May. Miami averages highs of 85°F (highs n=248 days); Palm Beach averages highs of 84°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Miami or Palm Beach in May?
Days with measurable rain: Miami 57%, Palm Beach 55% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in May, Miami or Palm Beach?
Essentially a tie in May: Miami is 20% clear historically, Palm Beach is 20% clear (8-year ERA5 average) — within the noise. Avg high 85°F vs 84°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Miami vs Palm Beach 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.