Aiken weather in May 2025

Expect 29°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Aiken in May. Check more long-term weather averages for Aiken in May before you book your next holiday to South Carolina in 2025/2026.

  • 29°C maximum daytime temperature in May in Aiken29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in May in Aiken9
    9 days with some rainfall
  • 14°C minimum night-time temperature in May in Aiken14
    14°C min night temperature
  • 14 hours of daylight per day in May in Aiken14
    14 hours of daylight per day
  • Moderate heat & humidity in May in AikenM
    Moderate heat & humidity
  • 101 mm monthly rainfall in May in Aiken101
    101 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Aiken9
    9 (Very High) UV index

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The May weather guide for South Carolina (Aiken) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Aiken in May?

Daytime temperatures usually reach 29°C in Aiken in May with moderate heat and humidity, falling to 14°C at night.

How sunny is it in Aiken in May?

There are normally 9 hours of bright sunshine each day in Aiken in May - that's 62% of daylight hours.

Does it rain in Aiken in May?

There are usually 9 days with some rain in Aiken in May and the average monthly rainfall is 101mm.

Aiken May sunrise & sunset times

Browse the sunrise and sunset times for Aiken in May 2025. Select a month to view Aiken sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:38 19:10
Friday, 16th May 2025 05:25 19:21
Saturday, 31st May 2025 05:18 19:32

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