The 55th parallel north is a circle of latitude that is 55 degrees north of the Earth's equatorial plane. It crosses Europe, Asia, the Pacific Ocean, North America, and the Atlantic Ocean. At this latitude the sun is visible for 17 hours, 22 minutes during the summer solstice and 7 hours, 10 minutes during the winter solstice. This latitude also roughly corresponds to the minimum latitude in which nautical twilight can last all night near the summer solstice.

Around the world

Starting at the Prime Meridian and heading eastwards, the parallel 55° north passes through: ! scope="col" width="125" | Coordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | North Sea ! scope="row" | 🇩🇪 ! scope="row" style="background:#b0e0e6;" | Wadden Sea ! scope="row" | 🇩🇰 ! scope="row" style="background:#b0e0e6;" | Little Belt ! scope="row" | 🇩🇰 ! scope="row" style="background:#b0e0e6;" | Great Belt ! scope="row" style="background:#b0e0e6;" | Smålandsfarvandet ! scope="row" | 🇩🇰 ! scope="row" style="background:#b0e0e6;" | Baltic Sea ! scope="row" | 🇩🇰 ! scope="row" style="background:#b0e0e6;" | Baltic Sea ! scope="row" | 🇷🇺 ! scope="row" | 🇱🇹 ! scope="row" | 🇧🇾 ! scope="row" | 🇷🇺 ! scope="row" | 🇰🇿 ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Sea of Okhotsk ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Sea of Okhotsk ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Sea of Okhotsk ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Bering Sea ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Clarence Strait ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Revillagigedo Channel ! scope="row" | 🇺🇸 ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇮🇪 ! scope="row" | ! scope="row" style="background:#b0e0e6;" | North Channel ! scope="row" | ! scope="row" style="background:#b0e0e6;" | North Sea

Notable cities and towns on 55°N

Use as a boundary

The 55th parallel serves as the southern boundary of Nunavik territory in Quebec.