Nelson Bay in January
January is right in the heart of summer for Nelson Bay, and the weather has a definite personality this time of year.
Daytime highs average 28.9 degrees, dropping to 20.6 degrees overnight. That's a 8-degree swing between day and night. The warmth sticks around even after dark.
At 28.9 degrees, January runs 5.7 degrees above Nelson Bay's annual average of 23.2 degrees.
Rainfall in January averages 43mm over about 10 days. That means roughly a 33% chance of rain on any given day, pack a compact umbrella just in case.
Sunshine-wise, January delivers around 23.6 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.
The Comfort Score for January comes in at 7.3/10, solidly pleasant.
Packing tip: bring a mix of short and long sleeves, and SPF 50+ sunscreen and a hat.
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
- Comfortable casual wear suitable for warm days
- Proper rain gear for frequent showers
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How January in Nelson Bay stacks up against major cities around the world.
About 21 degrees warmer and considerably drier.
About 25 degrees warmer and considerably drier.
About 19 degrees warmer and considerably drier.
How January Compares
Nelson Bay's monthly climate at a glance. January is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 28.9 | 20.6 | 43mm | 7.3 |
| Feb | 28.3 | 20.1 | 84mm | 6.6 |
| Mar | 26.7 | 17.9 | 72mm | 8.3 |
| Apr | 23.0 | 14.7 | 194mm | 7.5 |
| May | 19.4 | 11.9 | 153mm | 4.6 |
| Jun | 16.7 | 8.7 | 172mm | 3.1 |
| Jul | 16.3 | 9.0 | 46mm | 3.9 |
| Aug | 20.2 | 10.7 | 53mm | 6.9 |
| Sep | 22.3 | 11.7 | 55mm | 9.0 |
| Oct | 22.4 | 13.5 | 73mm | 9.0 |
| Nov | 25.5 | 17.7 | 122mm | 8.4 |
| Dec | 28.2 | 18.8 | 28mm | 7.9 |