Hay in December
December is right in the heart of summer for Hay, and the weather has a definite personality this time of year.
Expect the mercury to hit around 32.0 degrees during the day and settle at 17.9 degrees after dark. Enough to keep you on your toes with the wardrobe. That's solidly pleasant territory. Great for being outdoors.
December is 8.1 degrees warmer than the yearly average here.
The rain data says 17mm over 3 days. That's barely a sprinkle.
Solar exposure averages 30.6 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.
At 5.6/10 on the Comfort Score, December is middle of the road.
For your suitcase: loose cotton or linen gear, something warmer for mornings and evenings, and SPF 50+ sunscreen and a hat.
Check the data table below for the full picture, or compare Hay 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
- Cotton or linen fabrics to stay cool
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How December in Hay stacks up against major cities around the world.
About 24 degrees warmer and considerably drier.
About 26 degrees warmer and considerably drier.
About 20 degrees warmer and considerably drier.
How December Compares
Hay's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 30.6 | 19.1 | 97mm | 5.8 |
| Feb | 33.0 | 18.7 | 7mm | 5.1 |
| Mar | 30.6 | 17.4 | 44mm | 6.3 |
| Apr | 21.5 | 10.5 | 34mm | 8.6 |
| May | 18.0 | 8.0 | 101mm | 5.1 |
| Jun | 13.8 | 5.0 | 16mm | 2.4 |
| Jul | 14.1 | 5.5 | 22mm | 2.6 |
| Aug | 18.2 | 7.7 | 17mm | 6.0 |
| Sep | 20.2 | 8.4 | 21mm | 8.1 |
| Oct | 24.9 | 12.0 | 33mm | 10.0 |
| Nov | 29.5 | 16.0 | 30mm | 7.2 |
| Dec | 32.0 | 17.9 | 17mm | 5.6 |