St Kitts weather in August 2025

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St Kitts in August. Check more long-term weather averages for St Kitts in August before you book your next holiday to St Kitts & Nevis in 2025/2026.

  • 31°C maximum daytime temperature in August in St Kitts31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 19 days with some rainfall in August in St Kitts19
    19 days with some rainfall
  • 25°C minimum night-time temperature in August in St Kitts25
    25°C min night temperature
  • 13 hours of daylight per day in August in St Kitts13
    13 hours of daylight per day
  • High heat & humidity in August in St KittsH
    High heat & humidity
  • 118 mm monthly rainfall in August in St Kitts118
    118 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in St Kitts11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in St Kitts28
    28°C sea temperature

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The August weather guide for St Kitts & Nevis (St Kitts) 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 St Kitts & Nevis

How hot is it in St Kitts in August?

Daytime temperatures usually reach 31°C in St Kitts in August with high heat and humidity, falling to 25°C at night.

How sunny is it in St Kitts in August?

There are normally 8 hours of bright sunshine each day in St Kitts in August - that's 66% of daylight hours.

How warm is the sea around St Kitts in August?

The average sea temperature around St Kitts in August is 28°C.

Does it rain in St Kitts in August?

There are usually 19 days with some rain in St Kitts in August and the average monthly rainfall is 118mm.

What is the chance of a hurricane in St Kitts in August?

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

St Kitts August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:51 18:44
Saturday, 16th August 2025 05:54 18:36
Sunday, 31st August 2025 05:57 18:25

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