Monthly weather forecast and climate
Wellington, New Zealand

A red cable bus on the road in Wellington, New Zealand, with the view of the sea, mountains, and the city in the distance
A red cable bus on the road in Wellington, New Zealand, with the view of the sea, mountains, and the city in the distance

Weather in January

January, the same as December, is another enjoyable summer month in Wellington, New Zealand, with average temperature ranging between min 15°C (59°F) and max 18.5°C (65.3°F). In January, the average high-temperature is almost the same as in December - a still comfortable 18.5°C (65.3°F). Weather in January »

Weather in February

February, the last month of the summer, in Wellington, is another comfortable month, with average temperature ranging between max 18.8°C (65.8°F) and min 15.4°C (59.7°F). February is the warmest month, with an average high-temperature of 18.8°C (65.8°F) and an average low-temperature of 15.4°C (59.7°F). Weather in February »

Weather in March

March, the first month of the autumn, in Wellington, is still a comfortable month, with average temperature varying between 14.3°C (57.7°F) and 17.8°C (64°F). In March, the average high-temperature is practically the same as in February - a still enjoyable 17.8°C (64°F). Weather in March »

Weather in April

April, like March, is a moderate autumn month in Wellington, New Zealand, with temperature in the range of an average high of 15.8°C (60.4°F) and an average low of 13°C (55.4°F). In Wellington, the average high-temperature is essentially the same as in March - a moderate 15.8°C (60.4°F). Weather in April »

Weather in May

May, the last month of the autumn, in Wellington, is another mild month, with average temperature varying between 14.1°C (57.4°F) and 11.4°C (52.5°F). In Wellington, the average high-temperature is relatively the same as in April - a still mild 14.1°C (57.4°F). Weather in May »

Weather in June

The first month of the winter, June, is still a cool month in Wellington, New Zealand, with temperature in the range of an average high of 12.3°C (54.1°F) and an average low of 9.7°C (49.5°F). In Wellington, the average high-temperature in June is essentially the same as in May - a cool 12.3°C (54.1°F). Weather in June »

Weather in July

July, like June, in Wellington, New Zealand, is a cool winter month, with average temperature fluctuating between 11.4°C (52.5°F) and 9°C (48.2°F). July is the coldest month, with an average high-temperature of 11.4°C (52.5°F) and an average low-temperature of 9°C (48.2°F). Weather in July »

Weather in August

August, the last month of the winter, in Wellington, is another cool month, with average temperature ranging between max 11.8°C (53.2°F) and min 9.5°C (49.1°F). In August, the average high-temperature is almost the same as in July - a still fresh 11.8°C (53.2°F). Weather in August »

Weather in September

The first month of the spring, September, is also a fresh month in Wellington, New Zealand, with temperature in the range of an average low of 9.6°C (49.3°F) and an average high of 12.5°C (54.5°F). In Wellington, the average high-temperature is almost the same as in August - a still fresh 12.5°C (54.5°F). Weather in September »

Weather in October

October in Wellington, New Zealand, is a moderate spring month, with average temperature ranging between max 13.8°C (56.8°F) and min 10.5°C (50.9°F). In Wellington, the average high-temperature is practically the same as in September - a moderate 13.8°C (56.8°F). Weather in October »

Weather in November

The last month of the spring, November, is another mild month in Wellington, New Zealand, with average temperature fluctuating between 15.2°C (59.4°F) and 12°C (53.6°F). In November, the average high-temperature is practically the same as in October - a still moderate 15.2°C (59.4°F). Weather in November »

Weather in December

The first month of the summer, December, is an enjoyable month in Wellington, New Zealand, with average temperature fluctuating between 14°C (57.2°F) and 17.2°C (63°F). In Wellington, the average high-temperature is essentially the same as in November - a comfortable 17.2°C (63°F). Weather in December »
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FAQ

How many days does it rain in Wellington?

Throughout the year, in Wellington, New Zealand, there are 144.3 rainfall days, and 394mm (15.51") of precipitation is accumulated.

What is the driest month in Wellington?

January and February are months with the least rain in Wellington when the rain falls for 9.6 days and typically aggregates up to 20mm (0.79") of rain.

When is the highest UV index in Wellington?

January through March and December, with an average maximum UV index of 5, are months with the highest UV index in Wellington, New Zealand.

What is the warmest month in Wellington?

February is the warmest month, with an average high-temperature of 18.8°C (65.8°F) and an average low-temperature of 15.4°C (59.7°F).

What is the most humid month in Wellington?

February through April and December, with an average relative humidity of 80%, are most humid months.

What month is the sea warmest in Wellington?

With an average sea temperature of 17.1°C (62.8°F), February is the month with the warmest seawater in Wellington.

When is the lowest UV index in Wellington?

May and June, with an average maximum UV index of 3, are months with the lowest UV index in Wellington, New Zealand.

What is the rainiest month in Wellington?

The month with the most rainfall is June when the rain falls for 14.5 days and typically aggregates up to 47mm (1.85") of precipitation.

What is the month with the shortest days in Wellington?

June has the shortest days of the year in Wellington, with an average of 9.2h of daylight.

What is the month with the least sunshine in Wellington?

June has the least sunshine of the year in Wellington, with an average of 5.4h of sunshine.

What is the coldest month in Wellington?

The coldest month in Wellington, New Zealand, is July, with an average high-temperature of 11.4°C (52.5°F) and an average low-temperature of 9°C (48.2°F).

What is the least humid month in Wellington?

July is the least humid month, with an average relative humidity of 78%.

What is the month with the coldest sea water in Wellington?

With an average sea temperature of 12.3°C (54.1°F), August is the month with the coldest seawater in Wellington, New Zealand.

When are the longest days in Wellington?

With an average of 15.1h of daylight, December has the longest days of the year in Wellington.

What month has the most sunshine in Wellington?

With an average of 9.4h of sunshine, December has the most sunshine of the year in Wellington, New Zealand.

Average temperature
Wellington, New Zealand

Average temperature - Wellington, New Zealand

The warmest month (with the highest average high temperature) is February (18.8°C).
The month with the lowest average high temperature is July (11.4°C).

The month with the highest average low temperature is February (15.4°C).
The coldest month (with the lowest average low temperature) is July (9°C).

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Average pressure
Wellington, New Zealand

Average pressure - Wellington, New Zealand

The month with the highest atmospheric pressure is March (1017.7mbar).
Months with the lowest atmospheric pressure are September and November (1012.2mbar).

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Average wind speed
Wellington, New Zealand

Average wind speed - Wellington, New Zealand

The windiest month (with the highest average wind speed) is September (26.9km/h).
The calmest month (with the lowest average wind speed) is March (23.1km/h).

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Average humidity
Wellington, New Zealand

Average humidity - Wellington, New Zealand

Months with the highest relative humidity are February, March, April and December (80%).
The month with the lowest relative humidity is July (78%).

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Average rainfall
Wellington, New Zealand

Average rainfall - Wellington, New Zealand

The wettest month (with the highest rainfall) is June (47mm).
The driest months (with the least rainfall) are January and February (20mm).

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Average rainfall days
Wellington, New Zealand

Average rainfall days - Wellington, New Zealand

The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (8 days).

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Average sea temperature
Wellington, New Zealand

Average sea temperature - Wellington, New Zealand

The best month for swimming (with the highest average sea temperature) is February (17.1°C).
The coldest month (with the lowest average sea temperature) is August (12.3°C).

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Average daylight / Average sunshine
Wellington, New Zealand

Average daylight / Average sunshine - Wellington, New Zealand

The month with the longest days is December (Average daylight: 15.1h).
The month with the shortest days is June (Average daylight: 9.2h).

The month with the most sunshine is December (Average sunshine: 9.4h).
The month with the least sunshine is June (Average sunshine: 5.4h).

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Average sunshine days
Wellington, New Zealand

Average sunshine days - Wellington, New Zealand

The month with the most sunshine days is March (19 days).
The month with the least sunshine days is June (11.5 days).

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Average UV index
Wellington, New Zealand

Average UV index - Wellington, New Zealand

Months with the highest UV index are January, February, March and December (UV index 5).
Months with the lowest UV index are May and June (UV index 3).

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Average visibility
Wellington, New Zealand

Average visibility - Wellington, New Zealand

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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