Cayenne Weather in June
June in Cayenne sees daytime temperatures around 30°C (86°F) and lows of 23°C (73°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.
Rainfall in Cayenne in June
As part of the rainy season, Cayenne sees around 23 days of rain in June, with an average of 365 mm (14 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Cayenne in June
In June, Cayenne gets very high temperatures, with highs of 30°C (86°F). Nights cool to around 23°C (73°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights stay warm at around 23°C (73°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Cayenne in June
The month experiences a moderate amount of sunlight, with 155 hours of sunshine. This provides a nice balance between sunshine and rain.
Wind Speed in Cayenne in June
Wind speeds average 2 m/s (4 knots) during June. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.
Average water temperature in June
With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.If you're looking for dry conditions and comfortable temperatures, June may not be the ideal month to visit Cayenne. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
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 June
Min Temperature
23°C (73°F)
Max Temperature
30°C (86°F)
Water Temperature
28°C (82°F)
Chance of Rain
77%
Precipitation
365 mm (14 in)
Rainy days
23 days
Humidity
82%
Windspeed
2 m/s (4 knots)
Sunshine
155 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Cayenne typically stay consistent throughout June, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in June
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Cayenne in June
Browse day-by-day weather records for Cayenne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cayenne historical weather extremes in June
The extremes listed below come from historical weather data collected in Cayenne from 1992 through 2025.
- The hottest June day on record in Cayenne reached 36°C (97°F) (June 18, 1995).
- The lowest daytime temperature in June was 24°C (75°F), recorded on June 29, 2022.
- Cayenne registered its coldest June night on June 1, 2022, with temperatures dropping to 21°C (70°F).
Best Places in French Guiana in June
Find out more about the weather in French Guiana and which places have the best travel conditions in this month. See all of French Guiana in June →
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What to Wear in Cayenne in June
Warm temperatures in June 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. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Cayenne in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit French Guiana, check out our Cayenne's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Cayenne climate overview or explore weather in French Guiana.
