ERA5 almanac comparison — 8 years of real data
Hilton Head vs Kiawah Island: weather in February
Essentially a tie in February: Hilton Head is 10% clear historically, Kiawah Island is 6% clear (8-year ERA5 average) — within the noise. Avg high 64°F vs 64°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Hilton Head
SC
- Clear days, February
- 10%
- Sample size
- n=226 days
- Avg high
- 64°F
- Early February (1st–15th)
- 6%
- Late February (16th–end)
- 15%
- Rain frequency
- 33% of days
Kiawah Island
SC
- Clear days, February
- 6%
- Sample size
- n=226 days
- Avg high
- 64°F
- Early February (1st–15th)
- 4%
- Late February (16th–end)
- 8%
- Rain frequency
- 34% of days
Frequently asked
Is Hilton Head or Kiawah Island warmer in February?
Equally warm by day in February. Hilton Head averages highs of 64°F (highs n=226 days); Kiawah Island averages highs of 64°F (highs n=226 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Hilton Head or Kiawah Island in February?
Days with measurable rain: Hilton Head 33%, Kiawah Island 34% (n=226 and n=226 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in February, Hilton Head or Kiawah Island?
Essentially a tie in February: Hilton Head is 10% clear historically, Kiawah Island is 6% clear (8-year ERA5 average) — within the noise. Avg high 64°F vs 64°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Hilton Head vs Kiawah Island 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.