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Auckland in August: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Auckland in August will be like? Take a look at our weather guide for Auckland, based on historical data.
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August

Weather in Auckland in August 2025

OK Weather
Mild
🌧️
Rainy
🌊
Cold water
If you plan to visit Auckland in August, the weather is typically alright, with an average high temperature of +57°F during the day and approximately 3 sunny days. Expect some rainy, though, as there are typically 21 rainy days in the month and around 121 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+57°F
Avg. max. temperature
+37°F
Min.
+70°F
Max.
121 mm
Total precipitation
82%
Avg. humidity
4 m/s
Avg. wind
3 ☀️
Sunny Days
6 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Auckland has OK weather in August.
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Average temperature in Auckland in August

Here are the expected maximum, average and minimum temperatures in Auckland for August based on the historical data.
Last Year
Historical Data

Going from a maximum of +63°F during the day to a minimum of +39°F during the night, the temperature in August averages around +59°F.

The average maximum temperature goes down 8% by the end of the month, compared with the beginning of the month, from +63°F to +61°F.

Is Auckland warm or cold in August?

Auckland is typically mild in August.

Maximum temperatures go up compared to the previous month from +57°F to +57°F. The minimum temperature also goes up from +50°F to +50°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

August is one of the coolest months in Auckland, here is the comparison with other months:

Water temperature in Auckland in August

Water in Auckland in August is Cold. It varies from +57°F to +60°F, with an average of +58°F. Note that the air temperature is lower than the water temperature, averaging around +57°F.

The water temperature in August is one of the coldest of the entire year:

The warmest water temperatures in Auckland are reached in February, when the average sea temperature rises to +70°F. The coldest water temperatures are in August, with an average of +58°F.

Can you swim in Auckland in August?

We would not recommend swimming in Auckland in August, the water is very cold (+58°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Auckland in August

Auckland weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+57°F+57°F+61°F
Min. temperature
+30°F+37°F+36°F
Max. temperature
+70°F+70°F+70°F
Rainfall
126 mm121 mm112 mm
Wind
3 m/s4 m/s4 m/s
Avg. water temperature
+59°F+58°F+59°F
Humidity
83%82%80%
Air pressure
1014 HPa1014 HPa1015 HPa
Sunny days
432
Cloudy days
767
Rainy days
202121
Snowy days
000

August weather is still as ok as in July. The temperature levels stay the same in the area of +57°F for average maximum temperature during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 126 mm to 121 mm. It feels drier, as humidity decreases from 83% to 82%. Winds are stronger in comparison to July, going up from 3 m/s to 4 m/s on average. The days becoming less sunny, going from 4 sunny days in July to 3 in August.

September brings much the same weather, it remains ok.

Wind

Wind speed in Auckland in August based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Auckland is gradually decreasing during August, going from 6 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Auckland based on historical data.
Last Year
Historical Data
Typically, there is a 71% chance of rain on an average day in August, with total rainfall of approximately 110 mm. The maximum amount of rainfall per day is around 18 mm, which is considered light rain. August is a pretty wet month with over 22 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
August is one of the rainiest months in Auckland, here is a comparison with other months, total mm:
Auckland wettest month is July, where a typical day has a 65% chance of precipitation and 126 mm of rainfall per day. February, on the other hand, is the driest month with a mere 59% chance of precipitation and 79 mm of rainfall per day.

How was the weather last August in Auckland?

This is the weather in Auckland in August 2023:
1 August
🌧️
+62°F
2 August
🌧️
+56°F
3 August
☀️
+58°F
4 August
☁️
+61°F
5 August
☀️
+63°F
6 August
☁️
+61°F
7 August
☁️
+60°F
8 August
🌧️
+57°F
9 August
🌧️
+57°F
10 August
🌧️
+55°F
11 August
☁️
+57°F
12 August
☀️
+59°F
13 August
🌧️
+59°F
14 August
🌧️
+61°F
15 August
☀️
+60°F
16 August
🌧️
+60°F
17 August
☀️
+59°F
18 August
☁️
+59°F
19 August
🌧️
+58°F
20 August
🌧️
+58°F
21 August
☀️
+58°F
22 August
☀️
+60°F
23 August
☁️
+59°F
24 August
☁️
+56°F
25 August
☁️
+59°F
26 August
☁️
+60°F
27 August
☁️
+61°F
28 August
☀️
+58°F
29 August
☁️
+60°F
30 August
🌧️
+61°F
31 August
☀️
+61°F
In August 2023 Auckland had 9 sunny days, 11 cloudy days, and 11 rainy days. The average maximum temperature was +59°F, with an absolute maximum of +63°F and a minimum of +55°F. The average humidity was 82%, with a maximum of 100% and a minimum of 52%. The average wind speed was 3 m/s, with a maximum of 16 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change Over the Years

This is how Auckland climate has changed over the last 43 years.

The climate in Auckland in August has not changed that much over the last 43 years.

The average temperature was the lowest in 1992 (+62°F) and the highest in 2022 (+69°F). The driest year was 1993 with only 852 mm of rainfall, and the wettest year was 2023 with 2571 mm.

FAQ

Frequently asked questions about the weather in Auckland in August:

Is August a good time to visit Auckland?

It’s always a good time to visit Auckland, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Auckland in August?

August has mild temperatures in Auckland. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Auckland in August?

Swimming in Auckland in August is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Auckland rainy in August?

Auckland is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Auckland in August?

Usually, it’s not very sunny in Auckland in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in New Zealand

Check out the weather for other cities in New Zealand.

Monthly weather in Auckland

Source of the data

For this page, we’ve looked at the typical weather in Auckland, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.