Yamada — Water Temperature in June

Water Temperature Range

10°C

minimum

15°C

average

18°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
JUN 1	-	13°C	13°C	15°C
JUN 2	13°C	14°C	13°C	15°C
JUN 3	13°C	14°C	13°C	15°C
JUN 4	13°C	15°C	13°C	17°C
JUN 5	13°C	14°C	13°C	16°C
JUN 6	13°C	14°C	13°C	16°C
JUN 7	13°C	14°C	13°C	16°C
JUN 8	13°C	14°C	14°C	15°C
JUN 9	-	14°C	13°C	15°C
JUN 10	13°C	14°C	13°C	15°C
JUN 11	14°C	14°C	13°C	15°C
JUN 12	14°C	15°C	14°C	16°C
JUN 13	14°C	15°C	14°C	16°C
JUN 14	14°C	15°C	14°C	17°C
JUN 15	14°C	15°C	14°C	17°C
JUN 16	15°C	16°C	14°C	17°C
JUN 17	15°C	15°C	14°C	16°C
JUN 18	15°C	16°C	14°C	17°C
JUN 19	16°C	16°C	14°C	17°C
JUN 20	16°C	16°C	14°C	17°C
JUN 21	15°C	16°C	15°C	17°C
JUN 22	15°C	16°C	15°C	17°C
JUN 23	15°C	17°C	15°C	17°C
JUN 24	16°C	17°C	15°C	17°C
JUN 25	16°C	17°C	16°C	17°C
JUN 26	16°C	17°C	16°C	17°C
JUN 27	16°C	17°C	16°C	17°C
JUN 28	16°C	17°C	16°C	18°C
JUN 29	-	17°C	17°C	18°C
JUN 30	-	17°C	16°C	18°C

June: Climate and Swimming Opportunities

Average Night Air Temperature

12°C

Average Day Air Temperature

20°C

Precipitation Amount per Month

90 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

82%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.