Mon Repos Weather in September

During September, Mon Repos experiences very high daytime temperatures of 30°C (86°F) and cooler nights around 26°C (79°F). Expect quite a bit of rainfall. Around 147 mm (5.8 in) is typical.

Rainfall in Mon Repos in September

Historically, September sees about 23 days of rain, with a monthly average of 147 mm (5.8 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Mon Repos in September

In September, Mon Repos gets very high temperatures, with highs of 30°C (86°F). Nights cool to around 26°C (79°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.

Sunshine in Mon Repos in September

Expect sunny days throughout the month, with an estimated 238 hours of sunshine. This makes it a pleasant time to visit Mon Repos.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Mon Repos. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
• February
• March
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• May
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• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Saint Lucia, check out our Mon Repos's climate page.

Mon Repos Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 78%  

Precipitation 147 mm (5.8 in)  

Rainy days 23 days  

Humidity 81% *  

Sunshine 238 hours *  

Percentage Sunshine *  

* Data from: Saint Lucia, Saint Lucia (24 KM, 15 Miles).

What to Wear in Mon Repos in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Mon Repos in September

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Saint Lucia, check out our Mon Repos's climate page.

More climate data for Mon Repos

Temperature Rainfall Sunshine Humidity

See the full Mon Repos climate overview or explore weather in Saint Lucia.