Aiken (SC) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Aiken.
Climate overview of Aiken
The climate in Aiken, South Carolina, United States of America, is marked by large temperature swings across the seasons, ranging from 34°C (93°F) in July to 13°C (55°F) in January.
The city receives considerable rain/snowfall, with around 1159 mm (46 in) annually. August is the wettest month. It has very warm summers and mild winters.
Aiken Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aiken - and find the best time to visit.
Monthly Temperature in Aiken
In Aiken, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 34°C (93°F) in July to a moderate 13°C (55°F) in the coolest month, January.
Nights vary from 21°C (70°F) in July to around 1°C (34°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Aiken
Aiken experiences significant rain/snowfall throughout the year, averaging 1159 mm (46 in) of precipitation annually. Aiken offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month August (137 mm (5.4 in)) and the driest month October (64 mm (2.5 in)) is not too significant. For more details, please visit our Aiken Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Aiken by Month
The relative humidity is high throughout the year in Aiken.
The city experiences its highest humidity in August, reaching 77%. In April, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Aiken
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: March, April, May and October
- Warmest weather: June, July and August
- Fewest rainy days: April, May, October and November
- Seasonal pattern: Very warm summers and mild winters
Frequently asked questions about the climate in Aiken
What is the best time to visit Aiken?
March, April, May and October typically offer the most optimal weather in Aiken. In contrast, June, July and August tend to have less optimal conditions. Aiken has very warm summers and mild winters.
What temperatures can I expect in Aiken?
Daytime highs range from 13°C (55°F) in January to 34°C (93°F) in July. Nighttime lows range from 1°C (34°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Aiken get?
Annual rainfall is around 1159 mm (46 in). August is the wettest month with 137 mm (5.4 in), while October is the driest with 64 mm (2.5 in).
Aiken 3-Day Forecast
Aiken on the map
Aiken is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Kissimmee
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29°C (84°F) Big Bear Lake
27°C (81°F) Los Angeles
24°C (75°F) San Francisco22°C (72°F) 
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