Jolly Harbour weather in August 2025

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

  • 31°C maximum daytime temperature in August in Jolly Harbour31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in August in Jolly Harbour16
    16 days with some rainfall
  • 25°C minimum night-time temperature in August in Jolly Harbour25
    25°C min night temperature
  • 13 hours of daylight per day in August in Jolly Harbour13
    13 hours of daylight per day
  • Very high heat & humidity in August in Jolly HarbourVH
    Very High heat & humidity
  • 124 mm monthly rainfall in August in Jolly Harbour124
    124 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Jolly Harbour11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in Jolly Harbour28
    28°C sea temperature

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Jolly Harbour by month

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The August weather guide for Antigua (Jolly Harbour) 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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How hot is it in Jolly Harbour in August?

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

How sunny is it in Jolly Harbour in August?

There are normally 8 hours of bright sunshine each day in Jolly Harbour in August - that's 64% of daylight hours.

How warm is the sea around Jolly Harbour in August?

The average sea temperature around Jolly Harbour in August is 28°C.

Does it rain in Jolly Harbour in August?

There are usually 16 days with some rain in Jolly Harbour in August and the average monthly rainfall is 124mm.

What is the chance of a hurricane in Jolly Harbour in August?

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

Jolly Harbour August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:47 18:40
Saturday, 16th August 2025 05:51 18:32
Sunday, 31st August 2025 05:54 18:21

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