Weather in Invercargill in September 2025, September - Invercargill, Southland, New Zealand

Currently in Invercargill: +13°C

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Weather in September 2025 in Invercargill

The average temperature in Invercargill in September year of 2025 is +9°C. Interesting that the average daytime temperature is as +11°C while the average nightly temperature is +6°C. The September hottest day is the 22nd September(Afternoon) with a temperature of about +19°C. The coldest day in Auckland in September 2025 is 28th September(Morning). The temperature at that time is -4°C.

As a Mainly Cloudy with Precipitation month, September 2025 has 25 days with precipitation.

How Sunny Invercargill Weather in September 2025

The weather in Invercargill is quite changeable, similarly in many other places in . Talking about Invercargill weather in September 2025 can be described as "Mainly Cloudy with Precipitation".

Clear Sky vs Cloudiness	Mainly Cloudy with Precipitation
Rainy Days(Occasional Showers Included)	25
Maximum Temperature	+19°C (Afternoon, 22nd September)
Minimum Temperature	-4°C (Morning, 28th September)

Please find more detailed day by day information about September weather in Auckland in the year 2025 below.

Invercargill Weather September 2025

Early September, from 1 September, 2025 to Sun, 7 September 2025

01.09.2025, Mon
Wind: 3-4 m/s, S, Pressure: 1012-1004 hPa, Humidity: 71-73%
Overnight	+1°C	Clear Sky
Morning	+5°C	Occasional Showers
Afternoon	+5°C	Rain
Evening	+4°C	Rain
02.09.2025, Tue
Wind: 5-6 m/s, W, Pressure: 1012-1004 hPa, Humidity: 71-73%
Overnight	-1°C	Occasional Showers
Morning	0°C	Mainly Cloudy
Afternoon	+9°C	Mainly Cloudy
Evening	+8°C	Mainly Cloudy
03.09.2025, Wen
Wind: 1-2 m/s, N,N-W, Pressure: 1027-1019 hPa, Humidity: 56-58%
Overnight	+6°C	Mainly Cloudy
Morning	+10°C	Mainly Cloudy
Afternoon	+12°C	Mainly Cloudy
Evening	+9°C	Mainly Cloudy
04.09.2025, Thu
Wind: 4-5 m/s, N, Pressure: 1012-1004 hPa, Humidity: 59-61%
Overnight	+2°C	Mainly Cloudy
Morning	+4°C	Occasional Showers
Afternoon	+9°C	Occasional Showers
Evening	+5°C	Thunderstorm
05.09.2025, Fri
Wind: 5-6 m/s, W,N-W, Pressure: 1013-1005 hPa, Humidity: 62-64%
Overnight	+4°C	Rain
Morning	+6°C	Cloud
Afternoon	+11°C	Light Cloud
Evening	+9°C	Mainly Cloudy
06.09.2025, Sat
Wind: 4-5 m/s, W, Pressure: 1019-1011 hPa, Humidity: 88-90%
Overnight	+3°C	Cloud
Morning	+5°C	Cloud
Afternoon	+6°C	Light Cloud
Evening	+6°C	Mainly Cloudy
07.09.2025, Sun
Wind: 3-4 m/s, W, Pressure: 1023-1015 hPa, Humidity: 64-66%
Overnight	+6°C	Cloud
Morning	+7°C	Occasional Showers
Afternoon	+10°C	Rain
Evening	+10°C	Occasional Showers

Early September, Early September, from 1 September, 2025 to Sun, 7 September, 2025

08.09.2025, Mon
Wind: 2-3 m/s, N-W, Pressure: 1031-1023 hPa, Humidity: 56-58%
Overnight	-3°C	Occasional Showers
Morning	+2°C	Rain
Afternoon	+8°C	Mainly Cloudy
Evening	+7°C	Light Cloud
09.09.2025, Tue
Wind: 6-7 m/s, W, Pressure: 1015-1007 hPa, Humidity: 92-94%
Overnight	+6°C	Rain
Morning	+6°C	Occasional Showers
Afternoon	+9°C	Occasional Showers
Evening	+9°C	Occasional Showers
10.09.2025, Wen
Wind: 5-6 m/s, S,S-W, Pressure: 1017-1009 hPa, Humidity: 75-77%
Overnight	+1°C	Occasional Showers
Morning	+2°C	Occasional Showers
Afternoon	+5°C	Occasional Showers
Evening	+5°C	Occasional Showers
11.09.2025, Thu
Wind: 0-1 m/s, N-E, Pressure: 1031-1023 hPa, Humidity: 50-52%
Overnight	+3°C	Occasional Showers
Morning	+4°C	Occasional Showers
Afternoon	+11°C	Occasional Showers
Evening	+8°C	Rain
12.09.2025, Fri
Wind: 2-3 m/s, N-W, Pressure: 1027-1019 hPa, Humidity: 50-52%
Overnight	-4°C	Rain
Morning	+4°C	Mainly Cloudy
Afternoon	+10°C	Clear Sky
Evening	+9°C	Cloud
13.09.2025, Sat
Wind: 0-1 m/s, S-W, Pressure: 1020-1012 hPa, Humidity: 85-87%
Overnight	+9°C	Mainly Cloudy
Morning	+10°C	Cloud
Afternoon	+6°C	Light Cloud
Evening	+4°C	Mainly Cloudy
14.09.2025, Sun
Wind: 3-4 m/s, W,N-W, Pressure: 1005-997 hPa, Humidity: 54-56%
Overnight	+1°C	Cloud
Morning	+2°C	Occasional Showers
Afternoon	+14°C	Rain
Evening	+8°C	Rain

Early September, from 1 September, 2025 to Sun, 7 September, 2025

15.09.2025, Mon
Wind: 8-9 m/s, W, Pressure: 1001-993 hPa, Humidity: 77-79%
Overnight	+3°C	Occasional Showers
Morning	+3°C	Occasional Showers
Afternoon	+9°C	Rain
Evening	+8°C	Rain
16.09.2025, Tue
Wind: 11-12 m/s, W, Pressure: 1009-1001 hPa, Humidity: 73-75%
Overnight	+6°C	Occasional Showers
Morning	+10°C	Occasional Showers
Afternoon	+8°C	Occasional Showers
Evening	+6°C	Occasional Showers
17.09.2025, Wen
Wind: 6-7 m/s, W, Pressure: 1007-999 hPa, Humidity: 89-91%
Overnight	+4°C	Occasional Showers
Morning	+6°C	Occasional Showers
Afternoon	+6°C	Occasional Showers
Evening	+3°C	Occasional Showers
18.09.2025, Thu
Wind: 10-11 m/s, W, Pressure: 1012-1004 hPa, Humidity: 82-84%
Overnight	-2°C	Occasional Showers
Morning	+1°C	Occasional Showers
Afternoon	+8°C	Occasional Showers
Evening	+7°C	Rain
19.09.2025, Fri
Wind: 5-6 m/s, W, Pressure: 1027-1019 hPa, Humidity: 80-82%
Overnight	+4°C	Rain
Morning	+5°C	Cloud
Afternoon	+4°C	Light Cloud
Evening	+4°C	Mainly Cloudy
20.09.2025, Sat
Wind: 3-4 m/s, W, Pressure: 1031-1023 hPa, Humidity: 72-74%
Overnight	+1°C	Cloud
Morning	+2°C	Mainly Cloudy
Afternoon	+11°C	Clear Sky
Evening	+11°C	Cloud
21.09.2025, Sun
Wind: 2-3 m/s, N-W, Pressure: 1025-1017 hPa, Humidity: 74-76%
Overnight	+2°C	Mainly Cloudy
Morning	+7°C	Rain
Afternoon	+8°C	Mainly Cloudy
Evening	+7°C	Light Cloud

Early September, from 1 September, 2025 to Sun, 7 September, 2025

22.09.2025, Mon
Wind: 6-7 m/s, N, Pressure: 1008-1000 hPa, Humidity: 51-53%
Overnight	+13°C	Rain
Morning	+14°C	Occasional Showers
Afternoon	+17°C	Rain
Evening	+16°C	Rain
23.09.2025, Tue
Wind: 4-5 m/s, W, Pressure: 1003-995 hPa, Humidity: 81-83%
Overnight	+4°C	Occasional Showers
Morning	+6°C	Occasional Showers
Afternoon	+8°C	Occasional Showers
Evening	+8°C	Occasional Showers
24.09.2025, Wen
Wind: 2-3 m/s, W,N-W, Pressure: 1001-993 hPa, Humidity: 65-67%
Overnight	+2°C	Occasional Showers
Morning	+2°C	Occasional Showers
Afternoon	+15°C	Occasional Showers
Evening	+10°C	Occasional Showers
25.09.2025, Thu
Wind: 2-3 m/s, S, Pressure: 1005-997 hPa, Humidity: 91-93%
Overnight	+4°C	Occasional Showers
Morning	+4°C	Occasional Showers
Afternoon	+6°C	Occasional Showers
Evening	+5°C	Rain
26.09.2025, Fri
Wind: 3-4 m/s, N-E, Pressure: 1004-996 hPa, Humidity: 53-55%
Overnight	+6°C	Rain
Morning	+11°C	Cloud
Afternoon	+10°C	Light Cloud
Evening	+14°C	Mainly Cloudy
27.09.2025, Sat
Wind: 7-8 m/s, W, Pressure: 987-979 hPa, Humidity: 87-89%
Overnight	+2°C	Cloud
Morning	+4°C	Cloud
Afternoon	+6°C	Light Cloud
Evening	+6°C	Mainly Cloudy
28.09.2025, Sun
Wind: 7-8 m/s, S,S-W, Pressure: 991-983 hPa, Humidity: 82-84%
Overnight	-6°C	Cloud
Morning	-6°C	Occasional Showers
Afternoon	-2°C	Rain
Evening	-3°C	Occasional Showers

Late September, Early September, from 1 September, 2025 to Sun, 7 September, 2025

29.09.2025, Mon
Wind: 10-11 m/s, S-W, Pressure: 1008-1000 hPa, Humidity: 75-77%
Overnight	-3°C	Occasional Showers
Morning	-2°C	Occasional Showers
Afternoon	0°C	Rain
Evening	0°C	Occasional Showers
30.09.2025, Tue
Wind: 6-7 m/s, W, Pressure: 1020-1012 hPa, Humidity: 73-75%
Overnight	+3°C	Occasional Showers
Morning	+6°C	Occasional Showers
Afternoon	+7°C	Occasional Showers
Evening	+9°C	Occasional Showers