Isle of Palms (SC) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Isle of Palms.
Climate overview of Isle of Palms
Temperatures in Isle of Palms, South Carolina, United States of America, vary greatly throughout the year. August is the hottest month at 32°C (90°F), while January is the coldest at 15°C (59°F).
The city receives considerable rainfall, with around 1321 mm (52 in) annually. August is the wettest month. It has very warm summers and mild winters. The most sunshine falls in May, with an average of 9.8 hours of daily sunshine.
Isle of Palms Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Isle of Palms - and find the best time to visit.
Monthly Temperature in Isle of Palms
The climate in Isle of Palms is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 32°C (90°F) in August to a moderate 15°C (59°F) in the coolest month, January.
Nights vary from 24°C (75°F) in August to around 5°C (41°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Isle of Palms
Isle of Palms has a notably wet climate with abundant precipitation, recording 1321 mm (52 in) of rainfall per year. The climate in Isle of Palms shows significant variation throughout the year. Expect heavy rainfall in August, the wettest month, with an average of 189 mm (7.4 in) of precipitation over 15 rainy days.
In contrast, the driest month May offers drier and sunnier days, with around 69 mm (2.7 in) of rainfall over 8 rainy days. For more details, please visit our Isle of Palms Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Isle of Palms
For those who appreciate different seasons, Isle of Palms serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 9.8 hours of sunshine daily, and embrace the darker days in December, offering only 5.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Isle of Palms by Month
The relative humidity is high throughout the year in Isle of Palms.
The city experiences its highest humidity in August, reaching 79%. In February, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Isle of Palms
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May and November
- Warmest weather: June, July and August
- Most sunshine: May and July
- Seasonal pattern: Very warm summers and mild winters
Frequently asked questions about the climate in Isle of Palms
What is the best time to visit Isle of Palms?
April, May and November typically offer the most optimal weather in Isle of Palms. In contrast, August tends to have less optimal conditions. Isle of Palms has very warm summers and mild winters.
What temperatures can I expect in Isle of Palms?
Daytime highs range from 15°C (59°F) in January to 32°C (90°F) in August. Nighttime lows range from 5°C (41°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Isle of Palms get?
Annual rainfall is around 1321 mm (52 in). August is the wettest month with 189 mm (7.4 in), while May is the driest with 69 mm (2.7 in).
How sunny is Isle of Palms?
Isle of Palms receives around 2,810 hours of sunshine per year. May is the sunniest month with 295 hours, while December is the cloudiest with just 170 hours. Overall, Isle of Palms enjoys abundant sunshine.
Isle of Palms 3-Day Forecast
Isle of Palms on the map
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