Manaus Weather in December
Brazil · 30-year monthly averages
⚠️ Challenging time to visit
December in Manaus is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (75°F). Expect roughly 254mm of precipitation spread over about 15 rainy days, and heavy rainfall is common — this is peak wet season territory.
Avg high
32°C
90°F
Avg low
24°C
75°F
Rainfall
254mm
very wet
Rainy days
15
days with ≥1mm
☀️ About 127 hours of sunshine over the month (~4h/day).
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
December vs the rest of the year
FAQ
- How hot is Manaus in December?
- December in Manaus is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (75°F). Expect roughly 254mm of precipitation spread over about 15 rainy days, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Manaus in December?
- Manaus sees around 254mm of precipitation in December on average — very wet by global standards.
- Is December a good time to visit Manaus?
- December is a challenging month to visit Manaus weather-wise — plan around the conditions.