Sea Temperature in Newcastle in January

Complete information on the sea temperature range in the Tasman Sea in Newcastle in January. Historical daily data. Climate details for January. Tips on swimming conditions and beach relaxation in Newcastle. 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 Newcastle in January

21°C

MINIMUN

24°C

AVERAGE

27°C

MAXIMUM

Historical Data of Water Temperature in January in Newcastle

Water Temperature Chart for Tasman Sea in Newcastle in January

Sea Temperature Table in Newcastle in January Over the Past Years

Day	2024	2023	2022	Average
Jan 1	23°C	22°C	22°C	22.3°C
Jan 2	22°C	22°C	22°C	22.0°C
Jan 3	22°C	22°C	22°C	22.0°C
Jan 4	22°C	22°C	22°C	22.0°C
Jan 5	21°C	22°C	22°C	21.5°C
Jan 6	22°C	23°C	23°C	22.5°C
Jan 7	22°C	23°C	23°C	22.5°C
Jan 8	22°C	23°C	23°C	22.5°C
Jan 9	23°C	23°C	23°C	22.8°C
Jan 10	22°C	23°C	23°C	22.8°C
Jan 11	23°C	24°C	24°C	23.0°C
Jan 12	24°C	24°C	24°C	23.5°C
Jan 13	24°C	24°C	24°C	23.5°C
Jan 14	23°C	24°C	24°C	23.3°C
Jan 15	23°C	24°C	24°C	23.3°C
Jan 16	23°C	25°C	25°C	24.0°C
Jan 17	23°C	25°C	25°C	24.0°C
Jan 18	23°C	25°C	25°C	24.3°C
Jan 19	24°C	25°C	25°C	24.0°C
Jan 20	23°C	25°C	25°C	23.8°C
Jan 21	23°C	26°C	26°C	24.5°C
Jan 22	24°C	26°C	26°C	24.5°C
Jan 23	24°C	26°C	26°C	24.8°C
Jan 24	23°C	26°C	26°C	24.3°C
Jan 25	23°C	26°C	26°C	24.5°C
Jan 26	23°C	27°C	27°C	25.0°C
Jan 27	23°C	27°C	27°C	25.0°C
Jan 28	23°C	27°C	27°C	25.0°C
Jan 29	21°C	27°C	27°C	24.5°C
Jan 30	22°C	27°C	27°C	24.8°C

Newcastle Climate and Swimming Opportunities in January

27°C

Average Day Air Temperature

19°C

Average Night Air Temperature

84 mm

Precipitation Amount per Month

12 days

Number of Rainy Days

14 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

66%

Average
humidity

Newcastle lies within the New South Wales in Australia. The average daytime temperature in Newcastle in January is 27°C (81°F), while the nighttime average is 19°C (65°F). There are typically 12 rainy days during the month, with a total precipitation of 84 mm (3.3 inches). The daylight duration in January in Newcastle is 14 hours, with an average of 7 hours of sunshine per day. The average wind speed in January is 18 km/h (11 mph), and the humidity level is around 66%.

The water temperature in Newcastle in January ranges from 21°C to 25°C (70°F to 77°F). At the beginning of the month, the average temperature is around 22°C (72°F), shifting to 23°C (73°F) by mid-January and reaching 25°C (77°F) in the last ten days. Overall, the average sea temperature in Newcastle for January is 24°C (75°F). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Sea Temperature in January in Nearby Cities

Frequently Asked Questions About Water Temperatures in January in Newcastle

What is the sea temperature in Newcastle in January?

The water temperature in the Tasman Sea in Newcastle in January ranges from 21°C to 25°C (70°F to 77°F).

Is it possible to swim in the Tasman Sea in Newcastle in January?

The average sea temperature in Newcastle in January is 24°C (75°F), and the air temperature is 27°C (81°F), so perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.