Invercargill Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Invercargill.

Full Climate overview Temperature Rainfall Sunshine Humidity Wind Water temp

Climate overview of Invercargill

The temperature in Invercargill, Southland, New Zealand, varies moderately as the seasons change. Temperatures shift from pleasant to cold as the months progress, with heavy rainfall common year-round. The gateway location to Stewart Island makes it essential for accessing New Zealand's most remote wilderness.

Invercargill Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Invercargill - and find the best time to visit.

January

19°C (66°F)View January → February

19°C (66°F)View February → March

18°C (64°F)View March → April

16°C (61°F)View April → May

13°C (55°F)View May → June

11°C (52°F)View June → July

11°C (52°F)View July → August

12°C (54°F)View August → September

13°C (55°F)View September → This monthOctober

15°C (59°F)View October → November

16°C (61°F)View November → December

18°C (64°F)View December →

Monthly Temperature in Invercargill

The climate in Invercargill experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a pleasant 19°C (66°F) in January to a chilly 11°C (52°F) in the coolest month, July.

Nights vary from 11°C (52°F) in January to around 3°C (37°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

More Temperature details →

Rainfall in Invercargill

Invercargill has a relatively rainy climate with high precipitation levels, averaging 1277 mm (50 in) of rainfall annually. Precipitation levels in Invercargill remain relatively steady throughout the year. October has the most rain, with 127 mm (5 in) over 19 days. In the driest month July, this drops slightly to 83 mm (3.3 in), making the city's climate fairly predictable. For more details, please visit our Invercargill Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

More Rainfall details →

Sunshine Hours in Invercargill

For those who appreciate different seasons, Invercargill serves as an ideal destination. Expect longer, more sun-filled days in December with an average of 6.4 hours of sunshine daily, and embrace the darker days in June, offering only 2.6 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

More Sunshine details →

Water Temperature in Invercargill

The mean water temperature over the year ranges from 10°C (50°F) in June to 13°C (55°F) in January.

Water temperature over the year

More Water Temperature details →

Humidity in Invercargill by Month

The city experiences its highest humidity in July, reaching 88%. In November, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

More Humidity details →

Wind Speed in Invercargill

The mean wind speed over the year ranges from 3 m/s (6 knots) in June, July and August to 5 m/s (10 knots) in January, October, November and December. What does this mean?

The mean monthly wind speed over the year (meters per second)

More Wind Speed details →

Best Time to Visit Invercargill

Compared with the rest of the year, the most comfortable conditions in Invercargill are usually found in January, February, March and December. Conditions are generally least comfortable in May and September.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

Jan good Feb good Mar good Apr mixed May wet Jun mixed Jul mixed Aug mixed Sep wet Oct mixed Nov mixed Dec good

Best overall: January, February, March and December
Warmest weather: January, February, March and December
Most sunshine: January, November and December

Frequently asked questions about the climate in Invercargill

What is the best time to visit Invercargill?

January, February, March and December typically offer the most optimal weather in Invercargill. In contrast, May and September tend to have less optimal conditions.

What temperatures can I expect in Invercargill?

Daytime highs range from 11°C (52°F) in July to 19°C (66°F) in January. Nighttime lows range from 3°C (37°F) to 11°C (52°F).

How much rain does Invercargill get?

Annual rainfall is around 1277 mm (50 in). October is the wettest month with 127 mm (5 in), while July is the driest with 83 mm (3.3 in).

How sunny is Invercargill?

Invercargill receives around 1,695 hours of sunshine per year. December is the sunniest month with 192 hours, while June is the cloudiest with just 77 hours.