Townsville in September
September is right in the heart of spring for Townsville, and the weather has a definite personality this time of year.
Daytime highs average 27.1 degrees, dropping to 19.6 degrees overnight. That's a 8-degree swing between day and night. Comfortable during the day, with evenings that invite a light layer.
September's temperature is very close to the annual average for Townsville.
You're looking at 6mm of rain across 3 days in a typical September. Dry as a bone, really.
Solar exposure averages 20.3 MJ/m2 per day in September, with UV levels in the extreme range. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
September earns a 8.9/10 on our Comfort Score. This is prime time.
Packing tip: bring t-shirts with a light layer for evenings, and SPF 50+ sunscreen and a hat.
Scroll down for the detailed climate data, or explore what nearby cities are like in September.
September at a Glance
Temperature Range
Daily temperature range in September. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How September in Townsville stacks up against major cities around the world.
About 7 degrees warmer and considerably drier.
About 1 degrees warmer and considerably drier.
About 0 degrees warmer and considerably drier.
How September Compares
Townsville's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 30.9 | 25.5 | 279mm | 3.3 |
| Feb | 29.9 | 24.8 | 474mm | 3.8 |
| Mar | 29.6 | 24.2 | 146mm | 4.3 |
| Apr | 29.1 | 21.7 | 48mm | 6.4 |
| May | 27.3 | 19.4 | 12mm | 8.1 |
| Jun | 25.2 | 16.2 | 30mm | 9.5 |
| Jul | 24.5 | 15.6 | 5mm | 10.0 |
| Aug | 25.3 | 16.8 | 71mm | 9.4 |
| Sep | 27.1 | 19.6 | 6mm | 8.9 |
| Oct | 28.4 | 22.1 | 29mm | 7.9 |
| Nov | 29.4 | 24.2 | 69mm | 6.8 |
| Dec | 29.4 | 24.9 | 408mm | 4.4 |