December · Australia
Best time to visit Margaret River in December Weather, crowds & prices
Weather in Margaret River in December
Average temperature 20°C, 5 mm of rain, about 31 days with 6+ hours of sunshine and 66% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
10.0/10
Ranked #2 of 12 months
- Avg temp
- 20°C
- Rainfall
- 5 mm
- Humidity
- 66%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Margaret River scores 10.0/10 for nature and wildlife travel - one of the top 12-month picks (#2). Expect around 20°C, 5 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Margaret River's surf breaks, caves and wineries crowd into a corner of Western Australia.
December is one of the strongest months in Margaret River (2nd)
December averages 20°C (67°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.
Rain is a non-issue at 5 mm for the month, with about 31 days with 6+ hours of sunshine and 14.3 hours of daylight to work with.
A 10/10 puts this among the year's best months in Margaret River (2nd of 12); only January scores higher, at 10/10.
Pack light clothing, a hat and real sun protection, footwear you can get muddy.
Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Margaret River in December?
- In December, Margaret River averages 20°C, 5 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 10.0/10.
- Is December a good time to visit Margaret River?
- December earns a 10.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Margaret River in December?
- Expect about 5 mm of rain in December. Average humidity is 66% and there are about 31 days with 6+ hours of sunshine.
Curated in Margaret River
Tickets & experiences
Things to do in Margaret River
Margaret River, Australia. Live activities and tours from GetYourGuide, matched to this destination.