South Carolina weather in May 2025

Expect 28°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in South Carolina in May. Check more long-term weather averages for South Carolina in May before you book your next holiday to South Carolina in 2025/2026.

  • 28°C maximum daytime temperature in May in South Carolina (Columbia)28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in May in South Carolina (Columbia)9
    9 days with some rainfall
  • 14°C minimum night-time temperature in May in South Carolina (Columbia)14
    14°C min night temperature
  • 14 hours of daylight per day in May in South Carolina (Columbia)14
    14 hours of daylight per day
  • Moderate heat & humidity in May in South Carolina (Columbia)M
    Moderate heat & humidity
  • 88 mm monthly rainfall in May in South Carolina (Columbia)88
    88 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in South Carolina (Columbia)9
    9 (Very High) UV index

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The May weather guide for South Carolina (Columbia) 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.

Top South Carolina destinations

Below are average maximum temperatures at popular countries, regions and places in South Carolina in May. Select a holiday destination to see more weather parameters.

All South Carolina destinations

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

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How hot is it in South Carolina in May?

Daytime temperatures usually reach 28°C in Columbia, South Carolina in May with moderate heat and humidity, falling to 14°C at night.

How sunny is it in South Carolina in May?

There are normally 9 hours of bright sunshine each day in Columbia, South Carolina in May - that's 67% of daylight hours.

Does it rain in South Carolina in May?

There are usually 9 days with some rain in Columbia, South Carolina in May and the average monthly rainfall is 88mm.

South Carolina May sunrise & sunset times

Browse the sunrise and sunset times for South Carolina in May 2025. Select a month to view South Carolina sunrise and sunset times for the next 12 months. The South Carolina sunrise and sunset times shown below are for Columbia.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:35 19:08
Friday, 16th May 2025 05:22 19:20
Saturday, 31st May 2025 05:14 19:30

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