Castries weather in August 2024

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Castries in August. Check more long-term weather averages for Castries in August before you book your next holiday to St Lucia in 2024/2025.

  • 30°C maximum daytime temperature in August in Castries30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 20 days with some rainfall in August in Castries20
    20 days with some rainfall
  • 24°C minimum night-time temperature in August in Castries24
    24°C min night temperature
  • 13 hours of daylight per day in August in Castries13
    13 hours of daylight per day
  • Very high heat & humidity in August in CastriesVH
    Very High heat & humidity
  • 216 mm monthly rainfall in August in Castries216
    216 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Castries11
    11+ (Extreme) UV index
  • 29°C sea temperature in August in Castries29
    29°C sea temperature

The August weather guide for St Lucia (Castries) 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.

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

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More about St Lucia

How hot is it in Castries in August?

Daytime temperatures usually reach 30°C in Castries in August with very high heat and humidity, falling to 24°C at night.

How sunny is it in Castries in August?

There are normally 8 hours of bright sunshine each day in Castries in August - that's 65% of daylight hours.

How warm is the sea around Castries in August?

The average sea temperature around Castries in August is 29°C.

Does it rain in Castries in August?

There are usually 20 days with some rain in Castries in August and the average monthly rainfall is 216mm.

What is the chance of a hurricane in Castries in August?

On average less than 1 day in August in Castries is likely to be affected by the passage of one or more tropical storms.

Castries August sunrise & sunset times

Browse the sunrise and sunset times for Castries in August 2024. Select a month to view Castries sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2024 05:48 18:32
Friday, 16th August 2024 05:51 18:25
Saturday, 31st August 2024 05:52 18:16

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