Newman in December
December in Newman is peak summer, and the weather reflects it. You're looking at average daily highs of 37.9 degrees.
Daytime highs average 37.9 degrees, dropping to 24.9 degrees overnight. That's a 13-degree swing between day and night. It's the kind of heat that makes you rethink outdoor plans after 11am.
December is 6.0 degrees warmer than the yearly average here.
Rainfall in December averages 72mm over about 7 days. That means roughly a 23% chance of rain on any given day, decent odds for a dry day.
Sunshine-wise, December delivers around 27.8 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 scores 1.0/10 on our Comfort Score. It's the tough end of the year weather-wise.
For your suitcase: light, breathable clothing, something warmer for mornings and evenings, waterproof gear, and serious sun protection.
Check the data table below for the full picture, or compare Newman 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
- Light, breathable clothing and a wide-brimmed hat
- A light rain jacket just in case
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How December in Newman stacks up against major cities around the world.
About 30 degrees warmer and considerably wetter.
About 32 degrees warmer and considerably drier.
About 26 degrees warmer and considerably wetter.
How December Compares
Newman's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 39.6 | 27.0 | 133mm | 1.0 |
| Feb | 41.5 | 27.6 | 0mm | 1.0 |
| Mar | 32.3 | 22.1 | 138mm | 4.1 |
| Apr | 31.0 | 18.9 | 2mm | 6.2 |
| May | 27.2 | 14.8 | 1mm | 8.7 |
| Jun | 23.0 | 11.4 | 47mm | 9.3 |
| Jul | 22.2 | 9.1 | 0mm | 9.6 |
| Aug | 27.0 | 13.2 | 4mm | 8.9 |
| Sep | 29.3 | 16.5 | 43mm | 7.1 |
| Oct | 35.0 | 20.8 | 23mm | 3.4 |
| Nov | 36.8 | 23.5 | 76mm | 1.0 |
| Dec | 37.9 | 24.9 | 72mm | 1.0 |