Sea Temperature in Niigata in December

Complete information on the sea temperature range in the Sea of Japan in Niigata in December. Historical daily data. Climate details for December. 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 December

48°F

MINIMUN

57°F

AVERAGE

66°F

MAXIMUM

Historical Data of Water Temperature in December in Niigata

Water Temperature Chart for Sea of Japan in Niigata in December

Sea Temperature Table in Niigata in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	63°C	64°C	63°C	63°C
Dec 2	63°C	64°C	63°C	63°C
Dec 3	63°C	64°C	63°C	64°C
Dec 4	63°C	63°C	63°C	63°C
Dec 5	63°C	64°C	63°C	63°C
Dec 6	63°C	63°C	63°C	63°C
Dec 7	63°C	64°C	63°C	63°C
Dec 8	63°C	63°C	63°C	63°C
Dec 9	63°C	63°C	63°C	63°C
Dec 10	63°C	61°C	63°C	62°C
Dec 11	61°C	61°C	61°C	61°C
Dec 12	61°C	63°C	63°C	62°C
Dec 13	61°C	61°C	61°C	61°C
Dec 14	61°C	61°C	61°C	61°C
Dec 15	61°C	61°C	61°C	61°C
Dec 16	59°C	61°C	61°C	60°C
Dec 17	59°C	61°C	61°C	60°C
Dec 18	59°C	61°C	61°C	60°C
Dec 19	59°C	61°C	61°C	60°C
Dec 20	59°C	59°C	59°C	59°C
Dec 21	59°C	59°C	59°C	59°C
Dec 22	59°C	59°C	61°C	60°C
Dec 23	59°C	59°C	59°C	59°C
Dec 24	59°C	59°C	59°C	59°C
Dec 25	59°C	59°C	59°C	59°C
Dec 26	59°C	59°C	59°C	59°C
Dec 27	57°C	59°C	59°C	58°C
Dec 28	57°C	59°C	59°C	58°C
Dec 29	57°C	59°C	59°C	58°C
Dec 30	57°C	57°C	57°C	57°C

Niigata Climate and Swimming Opportunities in December

54°F

Average Day Air Temperature

28°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

10 days

Number of Rainy Days

10 hrs

Daylight
per Day

4 hrs

Sunshine
per Day

6 mph

Average Wind Speed

75%

Average
humidity

Niigata lies within the Niigata Prefecture in Japan. The average daytime temperature in Niigata in December is 12°C (53°F), while the nighttime average is -2°C (29°F). There are typically 10 rainy days during the month, with a total precipitation of 85 mm (3.4 inches). The daylight duration in December in Niigata is 10 hours, with an average of 4 hours of sunshine per day. The average wind speed in December is 9 km/h (6 mph), and the humidity level is around 75%.

The water temperature in Niigata in December ranges from 14°C to 17°C (57°F to 63°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 16°C (61°F) by mid-December and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Niigata for December is 16°C (61°F).

Frequently Asked Questions About Water Temperatures in December in Niigata

What is the sea temperature in Niigata in December?

The water temperature in the Sea of Japan in Niigata in December ranges from 14°C to 17°C (57°F to 63°F).

Is it possible to swim in the Pacific Ocean in Sendai in December?

The average sea temperature in Sendai in December is 15°C (59°F), and the air temperature is 12°C (53°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.