Port Lincoln in December
December in Port Lincoln is peak summer, and the weather reflects it. You're looking at average daily highs of 24.2 degrees.
The average daily maximum is 24.2 degrees with overnight lows of 15.4 degrees. That's solidly pleasant territory. Great for being outdoors.
December is 3.9 degrees warmer than the yearly average here.
The rain data says 24mm over 3 days. Light enough that it won't ruin your plans.
Sunshine-wise, December delivers around 26.9 MJ/m2 of daily solar radiation. UV sits in the extreme category. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
December earns a 10.0/10 on our Comfort Score. This is prime time.
For your suitcase: a mix of short and long sleeves, and SPF 50+ sunscreen and a hat.
Scroll down for the detailed climate data, or explore what nearby cities are like in December.
December at a Glance
Temperature Range
Daily temperature range in December. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How December in Port Lincoln stacks up against major cities around the world.
About 16 degrees warmer and considerably drier.
About 18 degrees warmer and considerably drier.
About 12 degrees warmer and considerably drier.
How December Compares
Port Lincoln's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 24.0 | 15.9 | 54mm | 10.0 |
| Feb | 25.1 | 16.5 | 1mm | 10.0 |
| Mar | 24.8 | 16.7 | 4mm | 10.0 |
| Apr | 19.1 | 12.4 | 12mm | 6.8 |
| May | 18.4 | 11.3 | 8mm | 6.3 |
| Jun | 15.5 | 10.2 | 52mm | 3.0 |
| Jul | 14.9 | 9.6 | 42mm | 2.8 |
| Aug | 17.7 | 10.6 | 39mm | 5.3 |
| Sep | 17.6 | 11.0 | 42mm | 5.7 |
| Oct | 20.5 | 12.9 | 22mm | 8.6 |
| Nov | 22.3 | 14.1 | 34mm | 9.7 |
| Dec | 24.2 | 15.4 | 24mm | 10.0 |