Brazil
Búzios in December: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Búzios in December is climatically well suited to beach holidays and family holidays. The average daily high is around 28 °C, and the sea is about 24 °C. With about 20 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
65/100 · #11
Warmth
#4
Dryness
#12
Sun
#3
Sea warmth
#5
Published best categories: none
Búzios · DecemberPhoto: Alebonda66 · CC BY-SA 4.0Climate facts
- Average high
- 28 °C
- Average low
- 23 °C
- Sea
- 24 °C
- Rainy days (est.)
- 20 rainy days (est.)
- Sun (est.)
- 8 h/day
- Humidity
- 84 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| November | 27 | 21 | 19 | 173 | 7.2 | 82 | 3.5 | 23 | 67 |
| December (selected) | 28 | 23 | 20 | 194 | 7.8 | 84 | 3.2 | 24 | 65 |
| January | 28 | 23 | 18 | 182 | 8.1 | 85 | 3.2 | 24 | 65 |
How do the previous and next months compare?
Baseline: December (65/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| November | +2 | -1.1 °C | -1.3 °C | -0.8 | -21.4 mm | -0.6 h | -1.7 % | +0.3 m/s | -1.1 °C |
| January | ±0 | +0.5 °C | +0.6 °C | -1.8 | -12.5 mm | +0.3 h | +0.6 % | ±0 m/s | +0.3 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Búzios in December?
The average daily high is around 28 °C, with an average daily low of about 23 °C.
Can you swim in Búzios in December?
The sea is about 24 °C (swimmable).
Does it rain a lot in Búzios in December?
The curated estimate is about 20 rainy days per month, not a directly measured long-term average. Total precipitation averages around 194 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Búzios?
By the climate score, May, June, July and August are the strongest months for Búzios. For a beach trip: February, April, May and June. December is not among them.