Cayenne Weather in May

May in Cayenne averages 30°C (86°F) during the day and 24°C (75°F) at night. It is the wettest month of the year, with 412 mm (16 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Cayenne in May

Cayenne is in the rainy season in May, with rain on around 26 days and an average of 412 mm (16 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Cayenne in May

Daytime highs in Cayenne in May reach 30°C (86°F), with nights around 24°C (75°F). This kind of day-to-night contrast is typical for this time of year. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Cayenne in May

The area experiences a moderate amount of sunshine, with approximately 119 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.

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

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 French Guiana, check out our Cayenne's climate page.

Cayenne Temperature in May

Min Temperature 24°C (75°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 86%  

Precipitation 412 mm (16 in)  

Rainy days 26 days  

Sunshine 119 hours  

Percentage Sunshine  

What to Wear in Cayenne in May

Warm but pleasant conditions in Cayenne in May. 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. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Cayenne in May

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

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 French Guiana, check out our Cayenne's climate page.

More climate data for Cayenne

Temperature Rainfall Sunshine

See the full Cayenne climate overview or explore weather in French Guiana.