Lithuania — Water Temperature in Seas, Lakes and Rivers
Check today’s water temperatures across Lithuania, including seas, lakes, and rivers. View real-time updates and seasonal ranges for both coastal and inland waters. We find every place where you can swim and show you the water temperature there today and throughout the year.
Sea Water Temperature Along the Coast
Chart of Average Temperature Changes Over the Last 60 Days
Places with the Warmest Sea Water Today
The Most Popular Seaside Places
Coastal Seas and Oceans
Water Temperature in Lakes and Rivers
Popular Lakes
Popular Rivers
Popular Places
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Lithuania's coastline on the Baltic Sea and its many inland lakes and rivers offer a range of water temperatures that change markedly with the seasons. On the Baltic coast, surface temperatures are usually coolest in winter, often close to freezing around -1 to 3 °C (30–37 °F) and rising through spring to about 5–12 °C (41–54 °F). In summer the sea commonly reaches roughly 17–21 °C (63–70 °F) in July and August, then cools again in autumn to roughly 6–15 °C (43–59 °F). Inland lakes and shallow rivers warm more quickly and tend to be warmer in summer, with many small lakes reaching 20–25 °C (68–77 °F) at their warmest; deeper lakes and faster rivers are cooler, more often in the 15–20 °C (59–68 °F) range during summer. In spring runoff and after cold snaps even lakes and rivers can be quite chilly.
Swimming Conditions
Swimming is widely practised and generally allowed where designated beaches and bathing sites are provided, especially during the summer months when temperatures are most comfortable and local authorities monitor water quality and safety. Lifeguards operate at some popular coastal and lakeside beaches in peak season. Caution is advised outside summer: cold-water shock and hypothermia are risks in shoulder seasons and winter, and many water bodies freeze over, making swimming unsafe except for organised, cautious ice-swimming events. Algal blooms can occur in late summer in some lakes, so swimmers should heed local warnings and posted information about water quality and currents before entering.