Weather in Invercargill for September 2025
Snowfall in Invercargill during September is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Invercargill at the beginning of September is 13.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 10.9 °C by the end of September.
Invercargill experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.
Is September a good time to visit Invercargill? check out the best time to travel to Invercargill page.
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Invercargill in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2  13° | 3 12° | 4  12° | 5 14° | 6  14° | 7  14° |
| 8  14° | 9 14° | 10  11° | 11 10° | 12 8° | 13 9° | 14 12° |
| 15 8° | 16  12° | 17 9° | 18 10° | 19  12° | 20 17° | 21 14° |
| 22 10° | 23 11° | 24 10° | 25 13° | 26 10° | 27 10° | 28 11° |
| 29 11° | 30 11° |
You can click on date
Temperatures trend during September in Invercargill
September weather day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. | Overcast | 13° /6° | 6.4 mm | 0 cm | |
| 2 Sept. | Moderate rain | 13° /8° | 9.4 mm | 0 cm | |
| 3 Sept. | Overcast | 12° /6° | 7 mm | 0 cm | |
| 4 Sept. | Mist | 12° /5° | 0.4 mm | 0 cm | |
| 5 Sept. | Mist | 14° /5° | 0.1 mm | 0 cm | |
| 6 Sept. | Patchy light drizzle | 14° /7° | 1.2 mm | 0 cm | |
| 7 Sept. | Light rain shower | 14° /7° | 10.9 mm | 0 cm | |
| 8 Sept. | Sunny | 14° /6° | 4.5 mm | 0 cm | |
| 9 Sept. | Sunny | 14° /5° | 1.7 mm | 0 cm | |
| 10 Sept. | Cloudy | 11° /5° | 4.4 mm | 0 cm | |
| 11 Sept. | Light rain shower | 10° /3° | 3.3 mm | 0 cm | |
| 12 Sept. | Overcast | 8° /3° | 8.3 mm | 0 cm | |
| 13 Sept. | Overcast | 9° /3° | 0.1 mm | 0 cm | |
| 14 Sept. | Overcast | 12° /5° | 0 mm | 0 cm | |
| 15 Sept. | Overcast | 8° /4° | 3.6 mm | 0 cm | |
| 16 Sept. | Moderate or heavy rain with thunder | 12° /2° | 5.9 mm | 0 cm | |
| 17 Sept. | Moderate or heavy rain with thunder | 9° /4° | 9.3 mm | 0.4 cm | |
| 18 Sept. | Light rain shower | 10° /5° | 2.7 mm | 0 cm | |
| 19 Sept. | Partly cloudy | 12° /5° | 3.7 mm | 0 cm | |
| 20 Sept. | Sunny | 17° /5° | 2.7 mm | 0 cm | |
| 21 Sept. | Moderate rain | 14° /4° | 28.8 mm | 0 cm | |
| 22 Sept. | Patchy rain possible | 10° /4° | 0.7 mm | 0 cm | |
| 23 Sept. | Patchy rain possible | 11° /5° | 1.3 mm | 0 cm | |
| 24 Sept. | Sunny | 10° /4° | 5.4 mm | 0 cm | |
| 25 Sept. | Sunny | 13° /1° | 0.2 mm | 0 cm | |
| 26 Sept. | Sunny | 10° /3° | 7.5 mm | 0 cm | |
| 27 Sept. | Overcast | 10° /3° | 4.1 mm | 0 cm | |
| 28 Sept. | Light rain shower | 11° /4° | 2.9 mm | 0 cm | |
| 29 Sept. | Light rain shower | 11° /5° | 4.9 mm | 0 cm | |
| 30 Sept. | Light rain shower | 11° /4° | 2.8 mm | 0 cm | |
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Invercargill in September - FAQ
What to pack to Invercargill in September?
As you prepare for your trip to Invercargill in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Invercargill, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Invercargill snow forecast September 2025
September rainfall patterns in Invercargill
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Where is Invercargill?Get accurate weather forecasts for Invercargill, located at latitude -46.4 and longitude 168.35. Stay updated with localized weather information tailored for Invercargill.