October weather forecast
Grenadines, Saint Vincent and the Grenadines

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Weather in October

October marks the peak of rainfall in terms of total days in Grenadines, Saint Vincent and the Grenadines, with a total of 18 days. A small rise in rainfall volume to 207mm (8.15") from September's 186mm (7.32") is also noteworthy. Despite the rainfall, October brings with it a constant temperature range and sea temperature, making it an appealing month for all sorts of activities. The mix of sun, showers, and warm sea waters presents a dynamic, colorful, and lively island experience. The month’s intriguing blend of abundant sun and occasional showers make it an enticing time for anyone's tropical getaway.

Temperature

The peak of Grenadines's temperatures is noted during April through November, averaging a high-temperature of 30°C (86°F).

Rainfall

The month with the most rainfall in Grenadines, Saint Vincent and the Grenadines, is October, when the rain falls for 18 days and typically aggregates up to 207mm (8.15") of precipitation.

Sea temperature

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: Water activities including swimming and diving are pleasurable in temperatures between 25°C (77°F) and 29°C (84.2°F), ensuring comfort and enjoyment for extended time frames.

Daylight

In October, the average length of the day is 11h and 50min.
On the first day of October in Grenadines, Saint Vincent and the Grenadines, sunrise is at 05:54 and sunset at 17:54. On the last day of the month, sunrise is at 05:58 and sunset at 17:38 AST.

Sunshine

The months with the least sunshine are June, July, September through December, with an average of 7h of sunshine.

UV index

In October, the average daily maximum UV index is 11. A UV Index estimate of 11, and higher, represents an extreme threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 11 in October translates into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. After a swim or an outdoor workout, generously apply and reapply a broad-spectrum SPF 30+ sunscreen. Warning! Reflective surfaces like sand and water amplify the Sun's UV radiation.
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Frequently asked questions

What is the hottest time of year in Grenadines?

April through November, with an average high-temperature of 30°C (86°F), are marked as the warmest months in Grenadines, Saint Vincent and the Grenadines.

How hot is it in Grenadines in October?

The high-temperature, in October, in Grenadines, is 30°C (86°F), while the low-temperature averages to 23°C (73.4°F).

What is the wettest month in Grenadines?

The month with the most rainfall in Grenadines is October, when the rain falls for 18 days and typically aggregates up to 207mm (8.15") of precipitation.

How many days does it rain in October in Grenadines?

In Grenadines, during October, the rain falls for 18 days and regularly aggregates up to 207mm (8.15") of precipitation.

When is the sea warmest in Grenadines?

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Grenadines.

What is the sea water temperature in October in Grenadines?

In Grenadines, in October, the average water temperature is 29°C (84.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in October in Grenadines?

In Grenadines, the average day length in October is 11h and 50min.

What time are sunrise and sunset in October in Grenadines?

In October, on the first day of the month, sunrise is at 05:54 and sunset at 17:54. On the last day of the month, in Grenadines, sunrise is at 05:58 and sunset at 17:38 AST.

What are the months with the least sunshine in Grenadines?

June, July, September through December, with an average of 7h of sunshine, are months with the least sunshine in Grenadines, Saint Vincent and the Grenadines.

How long on average sun shines in October in Grenadines?

In Grenadines, the average sunshine duration in October is 7h.

What is the UV index intensity in October in Grenadines?

The average daily maximum UV index in October in Grenadines is 11. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from exposure to Sun's UV rays.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in October
Grenadines, Saint Vincent and the Grenadines

Average temperature in October - Grenadines, Saint Vincent and the Grenadines
  • Average high temperature in October: 30°C

The warmest months (with the highest average high temperature) are April, May, June, July, August, September, October and November (30°C).
The months with the lowest average high temperature are January, February, March and December (29°C).

  • Average low temperature in October: 23°C

The months with the highest average low temperature are May, June, July, August, September and October (23°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (21°C).

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Average rainfall in October
Grenadines, Saint Vincent and the Grenadines

Average rainfall in October - Grenadines, Saint Vincent and the Grenadines
  • Average rainfall in October: 207mm

The wettest month (with the highest rainfall) is October (207mm).
The driest month (with the least rainfall) is February (57mm).

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Average rainfall days in October
Grenadines, Saint Vincent and the Grenadines

Average rainfall days in October - Grenadines, Saint Vincent and the Grenadines
  • Average rainfall days in October: 18 days

The months with the highest number of rainy days are July and September (21 days).
The month with the least rainy days is April (10 days).

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Average sea temperature in October
Grenadines, Saint Vincent and the Grenadines

Average sea temperature in October - Grenadines, Saint Vincent and the Grenadines
  • Average sea temperature in October: 29°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (27°C).

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Average daylight in October /
Average sunshine in October
Grenadines, Saint Vincent and the Grenadines

Average daylight in October / Average sunshine in October - Grenadines, Saint Vincent and the Grenadines
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in October: 7h

The months with the most sunshine are January, February, March, April, May and August (Average sunshine: 8h).
The months with the least sunshine are June, July, September, October, November and December (Average sunshine: 7h).

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Average UV index in October
Grenadines, Saint Vincent and the Grenadines

Average UV index in October - Grenadines, Saint Vincent and the Grenadines
  • Average UV index in October: 11

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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Grenadines, Saint Vincent and the Grenadines

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