Mandurah in January
January is right in the heart of summer for Mandurah, and the weather has a definite personality this time of year.
Expect the mercury to hit around 29.6 degrees during the day and settle at 18.8 degrees after dark. That's solidly pleasant territory. Great for being outdoors.
January is 5.8 degrees warmer than the yearly average here.
Rainfall in January averages 4mm over about 1 days. That means roughly a 3% chance of rain on any given day, so you can leave the umbrella at the hotel.
Solar exposure averages 30.1 MJ/m2 per day in January, with UV levels in the extreme range. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
January scores a respectable 7.5/10 for overall comfort.
For your suitcase: t-shirts with a light layer for evenings, and SPF 50+ sunscreen and a hat.
The sea breeze usually kicks in by early afternoon in January, which is genuinely welcome. It can knock 3 to 5 degrees off the feels-like temperature.
The full data breakdown is below. You can also see how other Australian cities compare in January.
January at a Glance
Temperature Range
Daily temperature range in January. 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 January in Mandurah stacks up against major cities around the world.
About 22 degrees warmer and considerably drier.
About 26 degrees warmer and considerably drier.
About 20 degrees warmer and considerably drier.
How January Compares
Mandurah's monthly climate at a glance. January is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 29.6 | 18.8 | 4mm | 7.5 |
| Feb | 32.1 | 19.8 | 2mm | 5.8 |
| Mar | 28.4 | 16.8 | 9mm | 8.2 |
| Apr | 26.9 | 15.3 | 1mm | 8.9 |
| May | 22.6 | 14.3 | 113mm | 8.0 |
| Jun | 18.2 | 11.4 | 114mm | 4.3 |
| Jul | 17.5 | 11.0 | 160mm | 3.3 |
| Aug | 17.6 | 12.4 | 159mm | 3.6 |
| Sep | 19.4 | 10.9 | 37mm | 7.4 |
| Oct | 21.0 | 13.1 | 35mm | 8.7 |
| Nov | 23.7 | 14.3 | 30mm | 10.0 |
| Dec | 28.1 | 17.6 | 4mm | 8.6 |