Charleston weather in January 2025

Expect 14°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Charleston in January. Check more long-term weather averages for Charleston in January before you book your next holiday to South Carolina in 2025/2026.

  • 14°C maximum daytime temperature in January in Charleston14
    14°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in January in Charleston10
    10 days with some rainfall
  • 5°C minimum night-time temperature in January in Charleston5
    5°C min night temperature
  • 10 hours of daylight per day in January in Charleston10
    10 hours of daylight per day
  • No heat & humidity in January in Charleston0
    No heat & humidity
  • 86 mm monthly rainfall in January in Charleston86
    86 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Charleston3
    3 (Moderate) UV index
  • 18°C sea temperature in January in Charleston18
    18°C sea temperature

More about Charleston

Charleston by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Carolina

Travel Up: up to £15 off flight deal

  • Save up to £15 flight bookings this spring
  • Offer applies to bookings with 2 passengers
  • Use promo code at check out for discount
Show discount codeShow discount code ******B15
Redeem Travel Up discount code >>

Expires at 23:59 on Tuesday 30th Apr 2024 · View all Travel Up offers

The January weather guide for South Carolina (Charleston) 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)

Back to top

More about the USA

How warm is it in Charleston in January?

Daytime temperatures usually reach 14°C in Charleston in January, falling to 5°C at night.

How sunny is it in Charleston in January?

There are normally 6 hours of bright sunshine each day in Charleston in January - that's 57% of daylight hours.

How warm is the sea around Charleston in January?

The average sea temperature around Charleston in January is 18°C.

Does it rain in Charleston in January?

There are usually 10 days with some rain in Charleston in January and the average monthly rainfall is 86mm.

Charleston January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:22 17:25
Thursday, 16th January 2025 07:22 17:38
Friday, 31st January 2025 07:15 17:52

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^