Thursday Island in September
If September is your window for visiting Thursday Island, here's what the climate data says you can expect.
Expect the mercury to hit around 29.9 degrees during the day and settle at 24.0 degrees after dark. The temperature stays pretty consistent through the day. The warmth sticks around even after dark.
September's temperature is very close to the annual average for Thursday Island.
Rainfall in September averages 18mm over about 5 days. That means roughly a 17% chance of rain on any given day, decent odds for a dry day.
Solar exposure averages 21.0 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.
The Comfort Score for September comes in at 6.8/10, solidly pleasant.
Packing tip: bring t-shirts with a light layer for evenings, and serious sun protection.
Check the data table below for the full picture, or compare Thursday Island in September with another destination.
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
- A light rain jacket just in case
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How September in Thursday Island stacks up against major cities around the world.
About 10 degrees warmer and considerably drier.
About 4 degrees warmer and considerably drier.
About 3 degrees warmer and considerably drier.
How September Compares
Thursday Island's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 29.9 | 25.9 | 436mm | 3.5 |
| Feb | 30.1 | 25.5 | 291mm | 3.7 |
| Mar | 29.8 | 25.0 | 588mm | 3.3 |
| Apr | 30.0 | 25.5 | 204mm | 3.8 |
| May | 29.4 | 25.2 | 35mm | 5.7 |
| Jun | 29.2 | 23.6 | 12mm | 6.8 |
| Jul | 28.7 | 23.0 | 4mm | 7.6 |
| Aug | 29.6 | 23.3 | 4mm | 7.2 |
| Sep | 29.9 | 24.0 | 18mm | 6.8 |
| Oct | 31.2 | 24.8 | 10mm | 6.2 |
| Nov | 32.3 | 25.9 | 25mm | 5.0 |
| Dec | 31.2 | 25.6 | 195mm | 3.2 |