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Water temperature in Locarno in June

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Is it warm enough to swim in Locarno in June? Average water temperature in Locarno in June is 20.5°C and therefore suitable for comfortable swimming. The warmest water in Locarno in June is 26°C, and the coldest is 15°C. Average high air temperature in Locarno in June is 24°C, and average low temperature is 15°C. To find out the water temperature today and in the coming days, go to Current water temperature in Locarno

Changes water temperature in Locarno in June 2025, 2024

To get an accurate forecast for the water temperature in Locarno for any chosen month, compare two years within a 10 year range using the chart below.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024
1 June16°C15°C
2 June17°C15°C
3 June17°C15°C
4 June17°C15°C
5 June17°C16°C
6 June17°C16°C
7 June17°C16°C
8 June17°C16°C
9 June17°C17°C
10 June17°C17°C
11 June17°C17°C
12 June18°C17°C
13 June18°C17°C
14 June19°C17°C
15 June19°C17°C
Day 2025 2024
16 June19°C17°C
17 June19°C17°C
18 June19°C17°C
19 June19°C18°C
20 June20°C18°C
21 June20°C18°C
22 June20°C18°C
23 June20°C18°C
24 June20°C18°C
25 June21°C18°C
26 June21°C18°C
27 June21°C18°C
28 June21°C19°C
29 June21°C19°C
30 June22°C19°C

Average water temperature in Locarno in June over a decade

20162017201820192020
22.1°C21°C20.7°C19.3°C
20212022202320242025
20.9°C22.7°C21.5°C17.1°C18.8°C

Weather and climate in Locarno in June

This data display average monthly climate indicators in Locarno in June based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature24°C
  • Average LOW temperature15°C
  • Average humidity
    64
  • Average rainfall days10 days
  • Average rainfall7.8''/198mm
  • Average daylight16h
  • Average sunshine7.6h
  • Average UV index8

Locarno water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in June?

Want to know where the water temperature in June is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Locarno is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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