ERA5 almanac comparison — 8 years of real data
Kiawah Island vs The Hamptons: weather in October
Kiawah Island is the clear winner for sun in October: 46% of days historically clear versus just 3% in The Hamptons — a 43-point gap across 8 years of ERA5 data. This isn't close.
Kiawah Island
SC
- Clear days, October
- 46%
- Sample size
- n=248 days
- Avg high
- 77°F
- Early October (1st–15th)
- 47%
- Late October (16th–end)
- 45%
- Rain frequency
- 24% of days
The Hamptons
NY
- Clear days, October
- 3%
- Sample size
- n=248 days
- Avg high
- 63°F
- Early October (1st–15th)
- 5%
- Late October (16th–end)
- 2%
- Rain frequency
- 31% of days
Frequently asked
Is Kiawah Island or The Hamptons warmer in October?
Kiawah Island runs warmer by day in October. Kiawah Island averages highs of 77°F (highs n=248 days); The Hamptons averages highs of 63°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Kiawah Island or The Hamptons in October?
Days with measurable rain: Kiawah Island 24%, The Hamptons 31% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in October, Kiawah Island or The Hamptons?
Kiawah Island is the clear winner for sun in October: 46% of days historically clear versus just 3% in The Hamptons — a 43-point gap across 8 years of ERA5 data. This isn't close.
Compare Kiawah Island vs The Hamptons 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.