St Lucia weather in July 2025

Expect daytime maximum temperatures of 23°C in St Lucia, South Africa in July based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 80 mm of rainfall in the month.

  • 23°C maximum daytime temperature in July in St Lucia23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in July in St Lucia7
    7 days with some rainfall
  • 13°C minimum night-time temperature in July in St Lucia13
    13°C min night temperature
  • 11 hours of daylight per day in July in St Lucia11
    11 hours of daylight per day
  • No heat & humidity in July in St Lucia0
    No heat & humidity
  • 80 mm monthly rainfall in July in St Lucia80
    80 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in July in St Lucia4
    4 (Moderate) UV index
  • 23°C sea temperature in July in St Lucia23
    23°C sea temperature

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The July weather guide for South Africa (St Lucia) 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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More about South Africa

How hot is it in St Lucia in July?

Daytime temperatures usually reach 23°C in St Lucia in July, falling to 13°C at night.

How sunny is it in St Lucia in July?

There are normally 8 hours of bright sunshine each day in St Lucia in July - that's 74% of daylight hours.

How warm is the sea around St Lucia in July?

The average sea temperature around St Lucia in July is 23°C.

Does it rain in St Lucia in July?

There are usually 7 days with some rain in St Lucia in July and the average monthly rainfall is 80mm.

St Lucia July sunrise & sunset times

Browse the sunrise and sunset times for St Lucia in July 2025. Select a month to view St Lucia sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 06:43 17:05
Wednesday, 16th July 2025 06:41 17:12
Thursday, 31st July 2025 06:34 17:20

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