Port Arthur in January
So, what's Port Arthur actually like in January? In a word: fresh. It's summer, and the days are averaging 20.7 degrees.
The average daily maximum is 20.7 degrees with overnight lows of 13.0 degrees. Comfortable during the day, with evenings that invite a light layer.
January is 4.2 degrees warmer than the yearly average here.
The rain data says 99mm over 14 days. Moderate, often falling in a few good dumps rather than constant drizzle.
Solar exposure averages 22.3 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.
The Comfort Score for January comes in at 7.8/10, solidly pleasant.
For your suitcase: layers you can peel on and off, a rain jacket or compact umbrella, and SPF 50+ sunscreen and a hat.
Scroll down for the detailed climate data, or explore what nearby cities are like 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
- Layered clothing for mild to cool conditions
- A waterproof jacket or compact umbrella
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How January in Port Arthur stacks up against major cities around the world.
About 13 degrees warmer and considerably wetter.
About 17 degrees warmer and considerably wetter.
About 11 degrees warmer and considerably wetter.
How January Compares
Port Arthur's monthly climate at a glance. January is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 20.7 | 13.0 | 99mm | 7.8 |
| Feb | 21.5 | 13.2 | 23mm | 9.0 |
| Mar | 19.6 | 12.1 | 29mm | 6.9 |
| Apr | 16.4 | 10.4 | 77mm | 3.8 |
| May | 14.1 | 9.2 | 36mm | 1.9 |
| Jun | 11.7 | 7.7 | 37mm | 1.0 |
| Jul | 11.7 | 6.7 | 72mm | 1.0 |
| Aug | 14.1 | 8.1 | 89mm | 1.5 |
| Sep | 14.1 | 7.4 | 54mm | 2.6 |
| Oct | 15.8 | 8.4 | 73mm | 4.1 |
| Nov | 18.2 | 10.4 | 64mm | 6.3 |
| Dec | 20.1 | 11.9 | 122mm | 7.1 |