Winter
Dec → Feb16 to 18°
nights 5 to 6°
- 7 rainy days · 76 mm
When is the best time to visit Hilton Head Island?
- Jan16°not recommended
- Feb18°not recommended
- Mar21°fair
- Apr25°recommended
- May29°recommended
- Jun32°fair
- Jul33°not recommended
- Aug32°fair
- Sep30°recommended
- Oct26°recommended
- Nov21°fair
- Dec17°not recommended
RecommendedFairNot recommended· afternoon temperature
The weather in Hilton Head Island, month by month
The table of averages, month by month
| Month | High | Low | Rainfall | Rainy days | Best |
|---|---|---|---|---|---|
| January | 16° | 5° | 74 mm | 7 d | |
| February | 18° | 6° | 74 mm | 7 d | |
| March | 21° | 9° | 79 mm | 7 d | |
| April | 25° | 13° | 78 mm | 6 d | ✓ |
| May | 29° | 18° | 64 mm | 6 d | ✓ |
| June | 32° | 22° | 127 mm | 10 d | |
| July | 33° | 24° | 142 mm | 10 d | |
| August | 32° | 23° | 165 mm | 10 d | |
| September | 30° | 21° | 102 mm | 7 d | ✓ |
| October | 26° | 15° | 96 mm | 6 d | ✓ |
| November | 21° | 9° | 64 mm | 5 d | |
| December | 17° | 6° | 81 mm | 7 d |
The four seasons in Hilton Head Island, in figures
What the 2015-2024 averages (Beaufort (MCAS)) show, season by season, to compare at a glance instead of reading twelve rows of a table.
Spring
Mar → May21 to 29°
nights 9 to 18°
- 6 rainy days · 74 mm
Summer
Jun → Aug32 to 33°
nights 22 to 24°
- 10 rainy days · 145 mm
Autumn
Sep → Nov21 to 30°
nights 9 to 21°
- 6 rainy days · 87 mm
Book early for April to May and September to October
The timing is right, so it is right for everyone: in these months the best places to stay and the small-group tours go first. Here is where to start.
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Daylight in Hilton Head Island, month by month
The time between sunrise and sunset, from shortest to longest. Not to be confused with the sunshine hours in the table above, which count clear skies. In June there are 14h16 of daylight, in December 10h01, a difference of 4h15.
10h14Jan
10h59Feb
11h54Mar
12h57Apr
13h49May
14h16Jun
14h05Jul
13h20Aug
12h19Sep
11h19Oct
10h26Nov
10h01Dec
Calculated for the latitude of the reference point "Beaufort (MCAS)" (32.48°). Values on the 15th of each month, local solar time.
What to do in Hilton Head Island, month by month
What to see and do
| Activity | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hiking | ||||||||||||
| Towns & culture | ||||||||||||
| Long days |
favourablewith compromisesunfavourable
- Hiking: January, February, March, April, May, October, November, December
- Towns & culture: January, February, March, April, May, September, October, November, December
- Long days: June, July
Grid derived from the climate averages (temperature, rainfall), not from an opinion.
Travelling off-peak
Month by month, in detail
January
Not recommended16°5° at night
- 74 mm · 7 d
Low season, lower prices
February
Not recommended18°6° at night
- 74 mm · 7 d
Low season, lower prices
March
Fair21°9° at night
- 79 mm · 7 d
Low season, lower prices
April
Recommended25°13° at night
- 78 mm · 6 d
Busy, without the crush
May
Recommended29°18° at night
- 64 mm · 6 d
Busy, without the crush
June
Fair32°22° at night
- 127 mm · 10 d
Low season, lower prices
July
Not recommended33°24° at night
- 142 mm · 10 d
Low season, lower prices
August
Fair32°23° at night
- 165 mm · 10 d
Busy, without the crush
September
Recommended30°21° at night
- 102 mm · 7 d
Busy, without the crush
October
Recommended26°15° at night
- 96 mm · 6 d
Busy, without the crush
November
Fair21°9° at night
- 64 mm · 5 d
Low season, lower prices
December
Not recommended17°6° at night
- 81 mm · 7 d
Quiet, then the holidays
Read the twelve months in detail
January. Cool: 16 °C at best, 5 °C at night. Rain stays light: 74 mm over 7 days. Low season: fewer people, lower prices.
February. Mild, 18 °C in the afternoon and 6 °C early in the morning. Rain stays light: 74 mm over 7 days. Low season: fewer people, lower prices.
March. Mild, 21 °C in the afternoon and 9 °C early in the morning. Rain stays light: 79 mm over 7 days. Low season: fewer people, lower prices.
April. 25 °C in the afternoon and 13 °C at night. Rain stays light: 78 mm over 6 days. Busy season, without the crush.
May. 29 °C in the afternoon and 18 °C at night. Rain stays light: 64 mm over 6 days. Busy season, without the crush.
June. Real heat: 32 °C at the warmest of the day, 22 °C at night. Expect 10 days of rain in the month (127 mm). Low season: fewer people, lower prices.
July. Real heat: 33 °C at the warmest of the day, 24 °C at night. Expect 10 days of rain in the month (142 mm). Low season: fewer people, lower prices.
August. Real heat: 32 °C at the warmest of the day, 23 °C at night. Expect 10 days of rain in the month (165 mm). Busy season, without the crush.
September. 30 °C in the afternoon and 21 °C at night. Rain stays light: 102 mm over 7 days. Busy season, without the crush.
October. 26 °C in the afternoon and 15 °C at night. Rain stays light: 96 mm over 6 days. Busy season, without the crush.
November. Mild, 21 °C in the afternoon and 9 °C early in the morning. Rain stays light: 64 mm over 5 days. Low season: fewer people, lower prices.
December. Cool: 17 °C at best, 6 °C at night. Rain stays light: 81 mm over 7 days. Quiet at the start of the month, then busier as the holidays approach.
Same season, other ideas
Their best time overlaps with this one: worth comparing before you book.
Frequently asked questions
When is the best time to visit Hilton Head Island?
April to May and September to October: over these months, average highs range from 25 to 30 °C, with 6 days of rain a month on average (2015-2024 averages, Beaufort (MCAS)).
Which month should you avoid in Hilton Head Island?
July: it is the wettest of the months to avoid, with 142 mm over 10 days of rain on average over 2015-2024 at the reference point (Beaufort (MCAS)).
What is the hottest month in Hilton Head Island?
July, with 33 °C on average in the afternoon and 24 °C at night. 2015-2024 averages (Beaufort (MCAS)).
What is the coldest month in Hilton Head Island?
January, with 16 °C at best during the day and 5 °C at night. 2015-2024 averages (Beaufort (MCAS)).
What is the driest month in Hilton Head Island?
May: 64 mm over 6 days of rain, against 165 mm in August, the wettest month.
Does it get cold at night in Hilton Head Island?
The gap between day and night reaches 12 °C in February: 18 °C in the afternoon, 6 °C at dawn. Pack an extra layer, even in high season.
When is the best time to hike in Hilton Head Island?
January, February, March, April, May, October, November, December: highs between 12 and 29 °C and no more than 9 days of rain a month on 2015-2024 averages (Beaufort (MCAS)), the safest windows for walking.
Plan this trip
📒 The free printable Hilton Head Island guide: itinerary, map, where to sleep→
🧭 When to visit the American West: the country overview→
🗓️ Best time to visit: all our destinations→
Compare with other destinations
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