McLaren Vale in December
December is right in the heart of summer for McLaren Vale, and the weather has a definite personality this time of year.
Expect the mercury to hit around 26.1 degrees during the day and settle at 14.5 degrees after dark. That's solidly pleasant territory. Great for being outdoors.
At 26.1 degrees, December runs 5.5 degrees above McLaren Vale's annual average of 20.6 degrees.
The rain data says 18mm over 7 days. Dry as a bone, really.
Sunshine-wise, December delivers around 29.0 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.
Our Comfort Score rates December at 9.6/10. That's about as good as it gets.
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 McLaren Vale in December with another destination.
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
- T-shirts and shorts for daytime
- A light rain jacket just in case
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How December in McLaren Vale stacks up against major cities around the world.
About 18 degrees warmer and considerably drier.
About 20 degrees warmer and considerably drier.
About 14 degrees warmer and considerably drier.
How December Compares
McLaren Vale's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 26.1 | 15.1 | 45mm | 9.4 |
| Feb | 27.6 | 15.1 | 0mm | 9.0 |
| Mar | 26.8 | 15.8 | 3mm | 9.3 |
| Apr | 18.6 | 9.9 | 14mm | 6.5 |
| May | 18.3 | 9.3 | 28mm | 6.0 |
| Jun | 13.6 | 7.6 | 179mm | 1.0 |
| Jul | 13.1 | 7.1 | 126mm | 1.0 |
| Aug | 16.5 | 9.9 | 162mm | 3.2 |
| Sep | 16.4 | 8.9 | 92mm | 4.1 |
| Oct | 21.2 | 11.3 | 54mm | 8.7 |
| Nov | 23.5 | 13.1 | 44mm | 10.0 |
| Dec | 26.1 | 14.5 | 18mm | 9.6 |