If you plan to visit Auckland in September, the weather is typically alright, with an average high temperature of +61°F during the day and approximately 2 sunny days. Expect some rainy, though, as there are typically 21 rainy days in the month and around 112 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+61°F
Avg. max. temperature
+36°F
Min.
+70°F
Max.
112 mm
Total precipitation
80%
Avg. humidity
4 m/s
Avg. wind
2 ☀️
Sunny Days
7 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Auckland has OK weather in September.
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Average temperature in Auckland in September
Here are the expected maximum, average and minimum temperatures in Auckland for September based on the historical data.
Last Year
Historical Data
Going from a maximum of +70°F during the day to a minimum of +46°F during the night, the temperature in September averages around +63°F.
The average maximum temperature goes down 15% by the end of the month, compared with the beginning of the month, from +63°F to +59°F.
Is Auckland warm or cold in September?
Auckland is typically mild in September.
Maximum temperatures go up compared to the previous month from +57°F to +61°F. The minimum temperature also goes up from +50°F to +52°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how September is compared to other months in Auckland:
Water temperature in Auckland in September
Water in Auckland in September is Cold. It varies from +57°F to +61°F, with an average of +59°F.This is almost similar to the air temperature, which averages +61°F.
The water temperature in September 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 September?
We would not recommend swimming in Auckland in September, the water is very cold (+59°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 September
Auckland weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+57°F
+61°F
+63°F
Min. temperature
+37°F
+36°F
+41°F
Max. temperature
+70°F
+70°F
+73°F
Rainfall
121 mm
112 mm
97 mm
Wind
4 m/s
4 m/s
5 m/s
Avg. water temperature
+58°F
+59°F
+60°F
Humidity
82%
80%
78%
Air pressure
1014 HPa
1015 HPa
1015 HPa
Sunny days
3
2
2
Cloudy days
6
7
8
Rainy days
21
21
21
Snowy days
0
0
0
September weather is still as ok as in August.It’s getting warmer as September arrives. The average maximum temperature goes up from +57°F to +61°F during the day.As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 121 mm to 112 mm.It feels drier, as humidity decreases from 82% to 80%.The average wind speed doesn’t change much during September, staying around 4 m/s.The days becoming less sunny, going from 3 sunny days in August to 2 in September.
October brings much the same weather, it remains ok.
Wind speed in Auckland in September based on historical data.
Last Year
Historical Data
The average wind speed is 5 m/s getting up to 11 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 increasing during September, going from 3 m/s to 8 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Auckland based on historical data.
Last Year
Historical Data
Typically, there is a 80% chance of rain on an average day in September, with total rainfall of approximately 212 mm. The maximum amount of rainfall per day is around 38 mm, which is moderate rain.September is a pretty wet month with over 24 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how September is compared with other months in the amount of precipitation, 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 September in Auckland?
This is the weather in Auckland in September 2023:
1 September
☁️
+63°F
2 September
☁️
+65°F
3 September
☁️
+61°F
4 September
🌧️
+62°F
5 September
🌧️
+63°F
6 September
🌧️
+65°F
7 September
☀️
+61°F
8 September
☁️
+64°F
9 September
☁️
+63°F
10 September
☁️
+64°F
11 September
🌧️
+61°F
12 September
☁️
+63°F
13 September
☁️
+62°F
14 September
☁️
+63°F
15 September
☁️
+62°F
16 September
☁️
+64°F
17 September
☁️
+63°F
18 September
☁️
+64°F
19 September
☀️
+67°F
20 September
☁️
+68°F
21 September
☁️
+71°F
22 September
🌧️
+65°F
23 September
🌧️
+64°F
24 September
🌧️
+61°F
25 September
🌧️
+62°F
26 September
🌧️
+62°F
27 September
🌧️
+61°F
28 September
🌧️
+58°F
29 September
🌧️
+60°F
30 September
🌧️
+60°F
In September 2023 Auckland had 2 sunny days, 15 cloudy days, and 13 rainy days. The average maximum temperature was +63°F, with an absolute maximum of +70°F and a minimum of +59°F. The average humidity was 83%, with a maximum of 100% and a minimum of 64%. The average wind speed was 5 m/s, with a maximum of 16 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change Over the Years
This is how Auckland climate has changed over the last 43 years.
The climate in Auckland in September 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 September:
Is September a good time to visit Auckland?
It’s always a good time to visit Auckland, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Auckland in September?
September 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 September?
Swimming in Auckland in September is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.
Is Auckland rainy in September?
Auckland is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Auckland in September?
Usually, it’s not very sunny in Auckland in September, 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.
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.
