Montego Bay weather in August 2025

Expect daytime maximum temperatures of 32°C in Montego Bay, Jamaica in August and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 13 days with some rainfall and typically 95 mm of rainfall in the month.

• 32
  32°C max day temperature
• 8
  8 hours of sunshine per day
• 13
  13 days with some rainfall
• 23
  23°C min night temperature
• 13
  13 hours of daylight per day
• VH
  Very High heat & humidity
• 95
  95 mm of monthly rainfall
• 11
  11+ (Extreme) UV index
• 29
  29°C sea temperature

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The August weather guide for Jamaica (Montego Bay) 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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Montego Bay August sunrise & sunset times

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

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