St Vincent & the Grenadines weather in March 2026

Expect daytime maximum temperatures of 28°C in St Vincent & the Grenadines in March and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 12 days with some rainfall and typically 104 mm of rainfall in the month.

• 28
  28°C max day temperature
• 8
  8 hours of sunshine per day
• 12
  12 days with some rainfall
• 21
  21°C min night temperature
• 12
  12 hours of daylight per day
• H
  High heat & humidity
• 104
  104 mm of monthly rainfall
• 11
  11+ (Extreme) UV index
• 27
  27°C sea temperature

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St Vincent & the Grenadines by month

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The March weather guide for St Vincent & the Grenadines (Kingstown) 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.

Top St Vincent & the Grenadines destinations

Below are average maximum temperatures at popular countries, regions and places in St Vincent & the Grenadines in March. Select a holiday destination to see more weather parameters.

• 29
  Mayreau
• 29
  Palm Island
• 29
  Petit St Vincent
• 29
  Union Island
• 28
  Bequia
• 28
  Canouan
• 28
  Kingstown
• 28
  Mustique

All St Vincent & the Grenadines destinations

• Bequia
• Canouan
• Kingstown
• Mayreau
• Mustique
• Palm Island
• Petit St Vincent
• Union Island

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

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St Vincent & the Grenadines March sunrise & sunset times

Browse the sunrise and sunset times for St Vincent & the Grenadines in March 2026. Select a month to view St Vincent & the Grenadines sunrise and sunset times for the next 12 months. The St Vincent & the Grenadines sunrise and sunset times shown below are for Kingstown.

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