When to go · Hilton Head Island
Hilton Head Island in September
Great month. Inside Hilton Head Island's best window: Apr–May, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 29°C (84°F)84°F (29°C) / 21°C (70°F)70°F (21°C)
- average high / low
- Rain days
- 9
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Hilton Head Island's best window: Apr–May, Sep–Oct.
Is another month better than September?
No other month rates higher than September for Hilton Head Island in this guide.
Weather in September
- Hilton Head IslandHighs around 29 °C (84 °F), lows around 21 °C (70 °F), rain on about 9 daysHighs around 84 °F (29 °C), lows around 70 °F (21 °C), rain on about 9 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
Compare two months
Weather, crowds and prices for any two months in Hilton Head Island, side by side.
Verdict
Sep: Great
Apr: Great
Daytime high
Sep: 29 °C (84 °F)84 °F (29 °C)
Apr: 25 °C (77 °F)77 °F (25 °C)
Night low
Sep: 21 °C (70 °F)70 °F (21 °C)
Apr: 14 °C (57 °F)57 °F (14 °C)
Rain days
Sep: 9
Apr: 7 (better)
Crowds
Sep: Medium
Apr: Medium
Prices
Sep: Medium
Apr: Medium
Festivals listed
Sep: 1
Apr: 1
September: Inside Hilton Head Island's best window: Apr–May, Sep–Oct.
April: Inside Hilton Head Island's best window: Apr–May, Sep–Oct.
Hilton Head Island: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.