Beach weather in South Island, New Zealand in January

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Sea 19°	Sea 19° Swim	Sea 18°	Sea 17°	Sea 16°	Sea 14°	Sea 13°	Sea 13°	Sea 14°	Sea 14°	Sea 15°	Sea 16°

Visiting South Island, New Zealand in January

January is one of the best months to visit South Island for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

21°C (71°F) Air Temperature

19°C (66°F) Sea Temperature

7.4 Hrs of Sun / Day

8.5 Days of Rain

January has average maximum temperatures of 21°C (71°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 50.8% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day. January has total rainfall of 3cm (1.2inches) making it predominantly dry with occasional light showers on very few days. There are just 8.5 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a chilly 19°C (66°F). January is a little too cold to enjoy swimming in South Island for prolonged periods of time.

Also consider visiting South Island in one of the other best months of February, March, December, for the best beach weather.

Also consider one of our other suggestions for January.

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Can you sunbathe in South Island in January?

Yes, January is a good time for sunbathing in South Island.

More about January temperature and sunshine.

Can you swim in South Island in January?

Probably not, January is a little too cold to enjoy swimming in South Island for prolonged periods of time with the sea water at 19°C (66°F).

More about January sea temperatures.

Is January a good time to holiday in South Island?

Yes, January is a good time for a holiday in South Island.

More about the January temperatures and sunshine.

Is South Island warm in January?

Yes, South Island is nice and warm and makes sunbathing pleasant on clear days in January.

The average maximum temperature in South Island in January is 21°C (71°F). The average maximum temperature is 20°C (68°) in the previous month and 22°C (72°F) in the next month.

The average temperature in South Island in January is 17°C (63°F). The average temperature is 16°C (61°F) in the previous month and 18°C (64°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is South Island in January?

The average day light hours per day in South Island in January are 14.5. The sunshine percentage is 50.8% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day.

More about January sunshine.

Temperature in South Island in January

The average maximum temperature in South Island in January is 21°C (71°F). The average maximum temperature is 20°C (68°F) in the previous month and 22°C (72°F) in the next month.

The average temperature in South Island in January is 17°C (63°F). The average temperature is 16°C (61°F) in the previous month and 18°C (64°F) in the next month.

The average minimum temperature in South Island in January is 14°C (58°F). The minimum temperature is 14°C (56°F) in the previous month and 15°C (58°F) in the next month.

Sunshine in South Island in January

During January the average day light hours are 14.5 per day in South Island. The sunshine percentage is 50.8% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day.

The ultraviolet index in South Island in January is typically 12.8 during January. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in South Island in January

The average sea water temperature in South Island in January is 18.8°C (65.8°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.

Rainfall in South Island in January

The average total rainfall in South Island in January is 3cm (1.2inches) and on average there are 8.5 rainy days in January making it a quite rainy time to visit the beach.

Humidity in South Island in January

The maximum dew point (an indicator of humidity) in South Island in January is 11°C (51°F) which is very comfortable. The dew point is 10°C (51°F) in the previous month and 11°C (11°F) in the next month.

The average maximum relative humidity in South Island in January is typically 57.3%. The maximum relative humidity is 59.4% in the previous month and 58.3% in the next month.

The average relative humidity in South Island in January is typically 46.8%. The average relative humidity is 49.8% in the previous month and 47.5% in the next month.

Wind Speed in South Island in January

The average maximum wind speed in South Island in January is typically 18KM/H (11MPH). The average maximum wind speed is 18KM/H (11MPH) in the previous month and 17KM/H (10MPH) in the next month.

The average wind speed in South Island in January is typically 10KM/H (6MPH). The average wind speed is 11KM/H (7MPH) in the previous month and 9KM/H (6MPH) in the next month.

The average wind direction in South Island in January is from the South.

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