Union Island Weather in October

Average temperatures, rainfall, sunshine and the best places to visit in Union Island, Saint Vincent & Grenadines in October.

🔎
Clifton

Are you planning a trip a to Union Island, Saint Vincent & Grenadines in October and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Union Island in October

Union Island, Saint Vincent & Grenadines is a region in Saint Vincent & Grenadines. October in Union Island generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 26°C (79°F) in Clifton. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Union Island, Saint Vincent & Grenadines, check out the map below.

Precipitation

October is a very rainy month with an average rainfall of around 166 mm (6.5 in) in Clifton. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Clifton.

Average sunshine

October brings good sunshine to many areas. Clifton sees around 248 hours of sunlight, great for visitors looking for bright days.

Explore Union Island by month

Pick a month to see the average temperature, rainfall and sunshine in Union Island — and find the best time to visit. (based on Clifton)

January28°C (82°F) February28°C (82°F) March28°C (82°F) April28°C (82°F) May29°C (84°F) June29°C (84°F) This monthJuly29°C (84°F) August29°C (84°F) September30°C (86°F) October30°C (86°F) November29°C (84°F) December28°C (82°F)
Best Time to Visit Union Island →

Best Places to Visit in Union Island in October

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Union Island.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Union Island

What is the weather like in October for the most popular destinonation in Union Island, Saint Vincent & Grenadines?

Clifton

In October Clifton generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

« September
October
November »
September
October
November
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
240 hours
248 hours
240 hours
Monthly rainfall
153 mm (6 in)
166 mm (6.5 in)
161 mm (6.3 in)
Monthly rainy days
19 days
17 days
20 days
Weather conditions
tolerable
tolerable
pleasant
Climate in Clifton →

Is your destination not in the list? Have a look at all destinations in Union Island, in Saint Vincent & Grenadines.

In our records: Saint Vincent & Grenadines October extremes

Notable October records observed across cities in Saint Vincent & Grenadines in our climate database (1987 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest October day in Saint Vincent & Grenadines brought 83 mm (3.3 in) in Crescent Beach on October 31, 2010.

Union Island weather in October: frequently asked questions

What is the weather like in Union Island, Saint Vincent & Grenadines in October?

Union Island, Saint Vincent & Grenadines typically experiences unpleasant weather in October, part of the season. Daytime highs in Clifton average around 30°C (86°F), and temperatures drop to about 26°C (79°F) at night.

What is the average temperature in Union Island, Saint Vincent & Grenadines in October?

Clifton averages a daytime maximum of 30°C (86°F) in October, with overnight lows close to 26°C (79°F).

Does Union Island, Saint Vincent & Grenadines get a lot of rain in October?

Rainfall in Union Island, Saint Vincent & Grenadines peaks during October. Clifton averages roughly 166 mm (6.5 in), so frequent and sometimes heavy showers are the norm.

Is October a Good Time to Visit Union Island, Saint Vincent & Grenadines?

In our view, October might not be the best time to travel to Union Island, Saint Vincent & Grenadines with often tolerable weather in Clifton.

On average, the best time to visit Union Island, Saint Vincent & Grenadines is in January, February, March, April, May and December with generally perfect weather in Clifton. On the other hand, the weather in September and October tend to be unpleasant.

Interested in more climate information?

We have much more information about the climate in Union Island.

Weather and climate has detailed information for every country in the world. Are you going to Saint Vincent & Grenadines? Get detailed historical weather averages for many cities in Saint Vincent & Grenadines.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.