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SunnyDays

ERA5 almanac comparison — 8 years of real data

Belize vs Nashville: weather in May

Nashville edges out Belize for sun in May: 28% clear historically versus 9% (8-year ERA5 average, a 19-point gap). Belize also sees measurably more rain than Nashville this month (66% vs 47% of days). Both are viable — Nashville is the safer bet.

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

Belize

Belize

Clear days, May
9%
Sample size
n=248 days
Avg high
87°F
Early May (1st–15th)
10%
Late May (16th–end)
8%
Rain frequency
66% 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 Belize or Nashville warmer in May?

Belize runs warmer by day in May. Belize averages highs of 87°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 Belize or Nashville in May?

Belize is measurably wetter than Nashville. Days with measurable rain: Belize 66%, Nashville 47% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.

Which is sunnier in May, Belize or Nashville?

Nashville edges out Belize for sun in May: 28% clear historically versus 9% (8-year ERA5 average, a 19-point gap). Belize also sees measurably more rain than Nashville this month (66% vs 47% of days). Both are viable — Nashville is the safer bet.

Compare Belize 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.