Hahndorf in December
December is right in the heart of summer for Hahndorf, and the weather has a definite personality this time of year.
The average daily maximum is 25.3 degrees with overnight lows of 12.0 degrees. Comfortable during the day, with evenings that invite a light layer.
At 25.3 degrees, December runs 6.2 degrees above Hahndorf's annual average of 19.1 degrees.
Rainfall in December averages 18mm over about 4 days. That means roughly a 13% chance of rain on any given day, so you can leave the umbrella at the hotel.
Solar exposure averages 28.6 MJ/m2 per day in December, with UV levels in the extreme range. 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, something warmer for mornings and evenings, and SPF 50+ sunscreen and a hat.
The full data breakdown is below. You can also see how other Australian cities compare 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
- T-shirts and shorts for daytime
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How December in Hahndorf stacks up against major cities around the world.
About 17 degrees warmer and considerably drier.
About 19 degrees warmer and considerably drier.
About 13 degrees warmer and considerably drier.
How December Compares
Hahndorf's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 24.9 | 13.0 | 103mm | 9.9 |
| Feb | 26.0 | 12.8 | 1mm | 10.0 |
| Mar | 25.2 | 13.4 | 8mm | 10.0 |
| Apr | 16.8 | 8.1 | 13mm | 5.2 |
| May | 16.0 | 7.2 | 19mm | 4.4 |
| Jun | 11.6 | 5.7 | 83mm | 1.0 |
| Jul | 11.0 | 5.5 | 81mm | 1.0 |
| Aug | 15.0 | 7.8 | 89mm | 2.6 |
| Sep | 15.0 | 7.1 | 58mm | 3.2 |
| Oct | 19.9 | 9.2 | 36mm | 7.9 |
| Nov | 22.1 | 10.8 | 57mm | 9.2 |
| Dec | 25.3 | 12.0 | 18mm | 10.0 |