Climate guide for Byron Bay, Australia

Byron Bay in January

Weather, crowds & best time to visit

How to read the score (0–10)
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January · Australia

Best time to visit Byron Bay in January Weather, crowds & prices

Weather in Byron Bay in January

Average temperature 25°C, 156 mm of rain, about 28 days with 6+ hours of sunshine and 80% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

January score

7.5/10

Ranked #6 of 12 months

Full year for Byron Bay
Avg temp
25°C
Rainfall
156 mm
Humidity
80%
Days with 6h+ sun
28
Crowd Density
Moderate Crowds
Average Expenses
$$$ · Peak Season Rates ($$$)

January in Byron Bay scores 7.5/10 for beach and coastal travel - an above-average month (#6 of 12). Expect around 25°C, 156 mm of rain, and roughly 28 days with 6+ hours of sunshine this month.

Byron Bay's lighthouse, surf breaks and hinterland waterfalls anchor Australia's easternmost point.

January in Byron Bay: strong conditions, 6th of 12

January averages 25°C (77°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Monthly rainfall reaches 156 mm — wet for this destination — but about 28 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 7.5/10 here, 6th of 12 months, against 8.1/10 in the destination's best month.

Pack light clothing, swimwear and real sun protection, a proper rain shell rather than an umbrella.

Figure on peak pricing, with crowds are moderate.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Byron Bay in January?
In January, Byron Bay averages 25°C, 156 mm of rain, and about 28 days with 6+ hours of sunshine. Its climate-comfort score is 7.5/10.
Is January a good time to visit Byron Bay?
January earns a 7.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Byron Bay in January?
Expect about 156 mm of rain in January. Average humidity is 80% and there are about 28 days with 6+ hours of sunshine.

Curated in Byron Bay

Tickets & experiences

Things to do in Byron Bay

Byron Bay, Australia. Live activities and tours from GetYourGuide, matched to this destination.