ERA5 almanac comparison — 8 years of real data
Jamaica vs Nashville: weather in May
Nashville edges out Jamaica for sun in May: 28% clear historically versus 3% (8-year ERA5 average, a 25-point gap). Jamaica also sees measurably more rain than Nashville this month (78% vs 47% of days). Both are viable — Nashville is the safer bet.
Jamaica
Jamaica
- Clear days, May
- 3%
- Sample size
- n=248 days
- Avg high
- 86°F
- Early May (1st–15th)
- 4%
- Late May (16th–end)
- 3%
- Rain frequency
- 78% of days
Nashville
TN
- Clear days, May
- 28%
- Sample size
- n=248 days
- Avg high
- 79°F
- Early May (1st–15th)
- 23%
- Late May (16th–end)
- 33%
- Rain frequency
- 47% of days
Frequently asked
Is Jamaica or Nashville warmer in May?
Jamaica runs warmer by day in May. Jamaica averages highs of 86°F (highs n=248 days); Nashville averages highs of 79°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Jamaica or Nashville in May?
Jamaica is measurably wetter than Nashville. Days with measurable rain: Jamaica 78%, Nashville 47% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in May, Jamaica or Nashville?
Nashville edges out Jamaica for sun in May: 28% clear historically versus 3% (8-year ERA5 average, a 25-point gap). Jamaica also sees measurably more rain than Nashville this month (78% vs 47% of days). Both are viable — Nashville is the safer bet.
Compare Jamaica vs Nashville 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.