Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
June in Cupecoy brings high temperatures, with highs of 29°C (84°F) and nights dropping to 26°C (79°F). Rainfall is on the higher side this month, averaging around 62 mm (2.4 in), so keep a rain jacket handy.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, June, July and December typically offer the best weather for Cupecoy.
Pick a month to see the average temperature, rainfall and sunshine in Cupecoy - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Cupecoy typically stay consistent throughout June, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).
Browse day-by-day weather records for Cupecoy spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 47 years of weather observations (1979-2026), these are the most extreme conditions recorded in Cupecoy.
Find out more about the weather in Sint Maarten and which places have the best travel conditions in this month. See all of Sint Maarten in June →
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).
Warm but pleasant conditions in Cupecoy in June. 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 27°C (81°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Cupecoy climate overview or explore weather in Sint Maarten.
Where to go in June - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
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