Sea Temperature in Portland in January

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

59°F

MINIMUN

64°F

AVERAGE

68°F

MAXIMUM

Historical Data of Water Temperature in January in Portland

Water Temperature Chart for Tasman Sea in Portland in January

Sea Temperature Table in Portland in January Over the Past Years

Day	2024	2023	2022	Average
Jan 1	61°C	64°C	59°C	62°C
Jan 2	61°C	64°C	63°C	63°C
Jan 3	63°C	64°C	66°C	64°C
Jan 4	63°C	64°C	66°C	64°C
Jan 5	63°C	66°C	59°C	63°C
Jan 6	63°C	66°C	66°C	65°C
Jan 7	64°C	66°C	61°C	64°C
Jan 8	63°C	66°C	59°C	63°C
Jan 9	63°C	66°C	64°C	64°C
Jan 10	63°C	66°C	61°C	64°C
Jan 11	63°C	66°C	61°C	63°C
Jan 12	66°C	63°C	63°C	64°C
Jan 13	64°C	66°C	63°C	64°C
Jan 14	63°C	66°C	61°C	64°C
Jan 15	63°C	66°C	61°C	64°C
Jan 16	64°C	66°C	59°C	63°C
Jan 17	64°C	66°C	63°C	64°C
Jan 18	64°C	66°C	63°C	64°C
Jan 19	63°C	66°C	61°C	64°C
Jan 20	64°C	64°C	64°C	64°C
Jan 21	64°C	64°C	66°C	65°C
Jan 22	64°C	64°C	61°C	64°C
Jan 23	64°C	64°C	59°C	64°C
Jan 24	64°C	66°C	61°C	64°C
Jan 25	64°C	66°C	66°C	65°C
Jan 26	63°C	66°C	63°C	64°C
Jan 27	64°C	59°C	61°C	63°C
Jan 28	64°C	66°C	63°C	65°C
Jan 29	63°C	66°C	63°C	64°C
Jan 30	64°C	66°C	61°C	64°C

Portland Climate and Swimming Opportunities in January

75°F

Average Day Air Temperature

55°F

Average Night Air Temperature

2 in

Precipitation Amount per Month

7 days

Number of Rainy Days

14 hrs

Daylight
per Day

9 hrs

Sunshine
per Day

13 mph

Average Wind Speed

54%

Average
humidity

Portland lies within the Victoria in Australia. The average daytime temperature in Portland in January is 24°C (76°F), while the nighttime average is 13°C (56°F). There are typically seven rainy days during the month, with a total precipitation of 46 mm (1.8 inches). The daylight duration in January in Portland is 14 hours, with an average of 9 hours of sunshine per day. The average wind speed in January is 22 km/h (14 mph), and the humidity level is around 54%.

The water temperature in Portland in January ranges from 16°C to 18°C (61°F to 64°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 18°C (64°F) by mid-January and reaching 18°C (64°F) in the last ten days. Overall, the average sea temperature in Portland for January is 18°C (64°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in January in Portland

What is the sea temperature in Portland in January?

The water temperature in the Tasman Sea in Portland in January ranges from 16°C to 18°C (61°F to 64°F).

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

The average sea temperature in Portland in January is 18°C (64°F), and the air temperature is 24°C (76°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.