ERA5 almanac comparison — 8 years of real data
Belize vs Cayman Islands: weather in February
Essentially a tie in February: Belize is 14% clear historically, Cayman Islands is 11% clear (8-year ERA5 average) — within the noise. Avg high 81°F vs 82°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
What you are reading: 8-year historical averages, not a forecast.
Either destination can still surprise you this specific February. For this
week’s actual forecast, each destination links to its live page below.
Belize
BZ
- Clear days, February
- 14%
- Sample size
- n=226 days
- Avg high
- 81°F
- Early February (1st–15th)
- 13%
- Late February (16th–end)
- 15%
- Rain frequency
- 68% of days
Cayman Islands
KY
- Clear days, February
- 11%
- Sample size
- n=226 days
- Avg high
- 82°F
- Early February (1st–15th)
- 8%
- Late February (16th–end)
- 15%
- Rain frequency
- 57% of days
Compare Belize vs Cayman Islands 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 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.