Gros Islet
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Gros Islet Weather in October

In Gros Islet, October brings very high daytime temperatures around 30°C (86°F), with nights cooling to 26°C (79°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in Gros Islet in October

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Based on our climate data of the past 30 years, about 18 days of rain are anticipated, with 149 mm (5.9 in) on average. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Gros Islet in October

Gros Islet in October gets highs of 30°C (86°F) during the day and drops to 26°C (79°F) at night. For most visitors, the main thing to prepare for is the heat during the day. With overnight lows of 26°C (79°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.

Sunshine in Gros Islet in October

The days are predominantly sunny, with an estimated total of around 214 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April and December typically offer the best weather for Gros Islet.

Gros Islet Temperature in October

Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
59%
Precipitation
149 mm (5.9 in)
Rainy days
18 days
Humidity
81% *
Sunshine
214 hours *
Percentage Sunshine
*
* Data from: Saint Lucia, Saint Lucia (8 KM, 5 Miles).

Gros Islet Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Gros Islet - and find the best time to visit.

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Gros Islet typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).

Average temperatures in October

Historical weather records for Gros Islet in October

Browse day-by-day weather records for Gros Islet spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Gros Islet historical weather extremes in October

Our historical data for Gros Islet spans 1990 to 2025, revealing these weather extremes.

  • Gros Islet recorded its highest October temperature of 38°C (100°F) on October 1, 2023.
  • Gros Islet experienced its chilliest October day on October 11, 2008, reaching only 26°C (79°F).
  • Nighttime temperatures dropped to 19°C (66°F) on October 9, 2020, marking the coldest October night on record.

Best Places in Saint Lucia in October

Find out more about the weather in Saint Lucia and which places have the best travel conditions in this month. See all of Saint Lucia in October →

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).

What to Wear in Gros Islet in October

Warm but pleasant conditions in Gros Islet in October. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Gros Islet in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Gros Islet 3-Day Forecast

More climate data for Gros Islet

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.