Sea Temperature in Niigata in May

Complete information on the sea temperature range in the Sea of Japan in Niigata in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Niigata. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Niigata in May

10°C

MINIMUN

14.5°C

AVERAGE

19°C

MAXIMUM

Historical Data of Water Temperature in May in Niigata

Water Temperature Chart for Sea of Japan in Niigata in May

Sea Temperature Table in Niigata in May Over the Past Years

Day	2024	2023	2022	Average
May 1	12°C	11°C	11°C	11.8°C
May 2	12°C	11°C	11°C	11.5°C
May 3	12°C	12°C	11°C	12.0°C
May 4	12°C	12°C	12°C	12.3°C
May 5	12°C	13°C	12°C	12.8°C
May 6	13°C	13°C	12°C	13.0°C
May 7	13°C	13°C	13°C	13.5°C
May 8	13°C	13°C	13°C	13.5°C
May 9	13°C	14°C	13°C	13.5°C
May 10	13°C	14°C	13°C	13.5°C
May 11	14°C	14°C	14°C	14.0°C
May 12	13°C	13°C	14°C	13.5°C
May 13	15°C	13°C	14°C	14.0°C
May 14	15°C	13°C	15°C	14.3°C
May 15	16°C	14°C	15°C	14.8°C
May 16	16°C	14°C	15°C	15.0°C
May 17	15°C	14°C	16°C	15.0°C
May 18	15°C	14°C	16°C	15.0°C
May 19	15°C	14°C	16°C	15.0°C
May 20	15°C	15°C	17°C	15.5°C
May 21	15°C	15°C	17°C	15.5°C
May 22	15°C	15°C	18°C	15.8°C
May 23	16°C	15°C	18°C	16.0°C
May 24	15°C	15°C	18°C	16.0°C
May 25	15°C	15°C	18°C	16.0°C
May 26	15°C	15°C	19°C	16.0°C
May 27	15°C	15°C	19°C	16.3°C
May 28	15°C	16°C	19°C	16.3°C
May 29	16°C	16°C	18°C	16.5°C
May 30	16°C	17°C	18°C	16.5°C

Niigata Climate and Swimming Opportunities in May

24°C

Average Day Air Temperature

10°C

Average Night Air Temperature

86 mm

Precipitation Amount per Month

11 days

Number of Rainy Days

14 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

9 km/h

Average Wind Speed

67%

Average
humidity

Niigata lies within the Niigata Prefecture in Japan. The average daytime temperature in Niigata in May is 24°C (74°F), while the nighttime average is 10°C (50°F). There are typically 11 rainy days during the month, with a total precipitation of 86 mm (3.4 inches). The daylight duration in May in Niigata is 14 hours, with an average of 6 hours of sunshine per day. The average wind speed in May is 9 km/h (6 mph), and the humidity level is around 67%.

The water temperature in Niigata in May ranges from 11°C to 16°C (52°F to 61°F). At the beginning of the month, the average temperature is around 12°C (54°F), shifting to 14°C (57°F) by mid-May and reaching 16°C (61°F) in the last ten days. Overall, the average sea temperature in Niigata for May is 14°C (57°F). The contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.

Frequently Asked Questions About Water Temperatures in May in Niigata

What is the sea temperature in Niigata in May?

The water temperature in the Sea of Japan in Niigata in May ranges from 11°C to 16°C (52°F to 61°F).

Is it possible to swim in the Sea of Japan in Niigata in May?

The average sea temperature in Niigata in May is 14°C (57°F), and the air temperature is 24°C (74°F), so the contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.