July is a popular month to ask about Bellevue because conditions can shift week to week along this coast. Expect the water near 17,0°C, with daily variation from wind, tides and recent storms. We refresh the live value from Open-Meteo Marine every hour, so the headline above always reflects the current state of the Baltic Sea.
Bellevue sea temperature in July — averages 17,0°C
The sea at Bellevue in Denmark averages 17,0°C during July, based on long-run climatology for the Baltic Sea. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · July
17,0°C
mild · Fair
Live water now
…
July
Recommended wetsuit
3/2mm fullsuit
At 17.0°C a 3/2mm fullsuit is the standard wetsuit for surfing and watersports.
Monthly comparison
Yes, but expect a fresh dip · Bellevue
Can you swim at Bellevue in July? — 17,0°C water17,0°CCan you swim at Bellevue in August? — 18,0°C water18,0°CCan you swim at Bellevue in September? — 16,0°C water16,0°CCan you swim at Bellevue in October? — 12,0°C water12,0°CCan you swim at Bellevue in November? — 8,0°C water8,0°CCan you swim at Bellevue in December? — 6,0°C water6,0°C
Frequently asked questions
What is the average sea temperature at Bellevue in July?
Bellevue averages 17,0°C in July, based on long-run climatology for the Baltic Sea.
Is the sea warm enough to swim at Bellevue in July?
It is swimmable but fresh; confident swimmers will be fine without a wetsuit.
Do I need a wetsuit at Bellevue in July?
A 2 mm shorty is comfortable for sessions over 30 minutes.