ERA5 almanac comparison — 8 years of real data
Hilton Head vs Memphis: weather in August
Memphis is the clear winner for sun in August: 42% of days historically clear versus just 9% in Hilton Head — a 33-point gap across 8 years of ERA5 data. Hilton Head also sees measurably more rain than Memphis this month (66% vs 35% of days). This isn't close.
Hilton Head
SC
- Clear days, August
- 9%
- Sample size
- n=248 days
- Avg high
- 86°F
- Early August (1st–15th)
- 6%
- Late August (16th–end)
- 12%
- Rain frequency
- 66% of days
Memphis
TN
- Clear days, August
- 42%
- Sample size
- n=248 days
- Avg high
- 89°F
- Early August (1st–15th)
- 40%
- Late August (16th–end)
- 43%
- Rain frequency
- 35% of days
Frequently asked
Is Hilton Head or Memphis warmer in August?
Memphis runs warmer by day in August. Hilton Head averages highs of 86°F (highs n=248 days); Memphis averages highs of 89°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Hilton Head or Memphis in August?
Hilton Head is measurably wetter than Memphis. Days with measurable rain: Hilton Head 66%, Memphis 35% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in August, Hilton Head or Memphis?
Memphis is the clear winner for sun in August: 42% of days historically clear versus just 9% in Hilton Head — a 33-point gap across 8 years of ERA5 data. Hilton Head also sees measurably more rain than Memphis this month (66% vs 35% of days). This isn't close.
Compare Hilton Head vs Memphis 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.