Best time to visit Union Island

Find the best time to visit Union Island and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Union Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Union Island?

The best time to visit Union Island is January, February and March based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°F)

  • 84°F maximum daytime temperature in January in Union Island84
    Jan
  • 84°F maximum daytime temperature in February in Union Island84
    Feb
  • 84°F maximum daytime temperature in March in Union Island84
    Mar
  • 86°F maximum daytime temperature in April in Union Island86
    Apr
  • 86°F maximum daytime temperature in May in Union Island86
    May
  • 86°F maximum daytime temperature in June in Union Island86
    Jun
  • 86°F maximum daytime temperature in July in Union Island86
    Jul
  • 86°F maximum daytime temperature in August in Union Island86
    Aug
  • 86°F maximum daytime temperature in September in Union Island86
    Sep
  • 86°F maximum daytime temperature in October in Union Island86
    Oct
  • 86°F maximum daytime temperature in November in Union Island86
    Nov
  • 84°F maximum daytime temperature in December in Union Island84
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Which is the hottest month in Union Island?

The hottest time of year in Union Island is normally October. Expect maximum daytime temperatures to reach 86°F with very high heat and humidity.

Which month has the most rain in Union Island?

In terms of rainfall, October is usually the wettest month in Union Island with 8.1 inches on average. There are normally 18 days in October with some rain.

When is it sunniest in Union Island?

The sunniest time of year in Union Island is normally February with bright sunshine on average for 71% of daylight hours; that's 8 hours of sunshine per day.

When is the sea warmest in Union Island?

The sea is usually at its warmest in Union Island in September when the water temperature reaches 84°F.

Best time to visit

The weather guide for St Vincent & the Grenadines (Union Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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