Rio de Janeiro, Brazil Hourly Forecast
Rio de Janeiro temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 94°
- Coolest hour: 6 AM - around 74°
- Rain risk: low all day (peaks at 12%)
- UV peak: 12 PM at index 7 - sun protection recommended
- Windiest: 1 PM at 13 mph
Rio de Janeiro hourly weather - Thursday, August 6
In Rio de Janeiro, expect a high near 86°F (30°C) around 4 PM and a low of 76°F (24°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 4 PM | Sunny | 86° | 86° | 2% | 8 mph E | 43% | 1 | |
| 5 PM | Sunny | 82° | 82° | 2% | 8 mph E | 49% | 0 | |
| 6 PM | Clear | 79° | 79° | 3% | 7 mph E | 54% | 0 | |
| 7 PM | Clear | 78° | 78° | 3% | 6 mph E | 56% | 0 | |
| 8 PM | Patchy rain nearby | 77° | 77° | 12% | 7 mph ENE | 56% | 0 | |
| 9 PM | Clear | 77° | 76° | 3% | 6 mph NE | 53% | 0 | |
| 10 PM | Clear | 76° | 76° | 3% | 5 mph N | 52% | 0 | |
| 11 PM | Clear | 76° | 75° | 2% | 5 mph N | 52% | 0 |
Rio de Janeiro hourly weather - Friday, August 7
In Rio de Janeiro, expect a high near 94°F (34°C) around 3 PM and a low of 74°F (23°C) near 6 AM; precipitation risk peaks at 20% around 11 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 76° | 75° | 2% | 5 mph N | 52% | 0 | |
| 1 AM | Clear | 75° | 74° | 3% | 6 mph N | 52% | 0 | |
| 2 AM | Clear | 74° | 73° | 3% | 6 mph N | 53% | 0 | |
| 3 AM | Clear | 74° | 72° | 3% | 6 mph N | 53% | 0 | |
| 4 AM | Clear | 74° | 72° | 3% | 6 mph N | 54% | 0 | |
| 5 AM | Clear | 74° | 72° | 3% | 7 mph N | 54% | 0 | |
| 6 AM | Clear | 74° | 72° | 3% | 7 mph NNW | 55% | 0 | |
| 7 AM | Sunny | 74° | 72° | 3% | 7 mph N | 55% | 0 | |
| 8 AM | Sunny | 77° | 75° | 2% | 7 mph N | 51% | 1 | |
| 9 AM | Sunny | 82° | 82° | 2% | 8 mph N | 44% | 3 | |
| 10 AM | Sunny | 86° | 84° | 1% | 8 mph N | 36% | 4 | |
| 11 AM | Sunny | 90° | 86° | 1% | 9 mph NNW | 31% | 7 | |
| 12 PM | Sunny | 90° | 85° | 1% | 12 mph NW | 31% | 7 | |
| 1 PM | Sunny | 91° | 85° | 1% | 13 mph NNW | 30% | 6 | |
| 2 PM | Sunny | 94° | 88° | 1% | 12 mph NNW | 26% | 4 | |
| 3 PM | Sunny | 94° | 90° | 1% | 8 mph NNW | 25% | 2 | |
| 4 PM | Sunny | 90° | 90° | 1% | 3 mph WSW | 30% | 0 | |
| 5 PM | Sunny | 82° | 83° | 2% | 9 mph SW | 49% | 0 | |
| 6 PM | Smoky haze | 78° | 78° | 4% | 9 mph SSW | 64% | 0 | |
| 7 PM | Smoky haze | 76° | 78° | 5% | 6 mph SW | 67% | 0 | |
| 8 PM | Smoky haze | 76° | 77° | 7% | 7 mph W | 66% | 0 | |
| 9 PM | Patchy rain nearby | 76° | 74° | 18% | 13 mph SW | 71% | 0 | |
| 10 PM | Smoky haze | 75° | 75° | 9% | 10 mph SW | 75% | 0 | |
| 11 PM | Patchy rain nearby | 74° | 75° | 20% | 9 mph SSW | 79% | 0 |
Rio de Janeiro hourly weather - Saturday, August 8
In Rio de Janeiro, expect a high near 81°F (27°C) around 2 PM and a low of 70°F (21°C) near 6 AM; precipitation risk peaks at 28% around 12 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Patchy rain nearby | 73° | 75° | 28% | 6 mph SSE | 80% | 0 | |
| 1 AM | Patchy rain nearby | 72° | 75° | 22% | 5 mph SE | 83% | 0 | |
| 2 AM | Patchy rain nearby | 72° | 75° | 27% | 5 mph SE | 85% | 0 | |
| 3 AM | Patchy rain nearby | 71° | 73° | 22% | 6 mph ESE | 87% | 0 | |
| 4 AM | Patchy rain nearby | 70° | 73° | 25% | 6 mph E | 88% | 0 | |
| 5 AM | Patchy rain nearby | 70° | 72° | 28% | 6 mph E | 89% | 0 | |
| 6 AM | Patchy rain nearby | 70° | 72° | 20% | 8 mph ENE | 89% | 0 | |
| 7 AM | Patchy rain nearby | 70° | 72° | 25% | 7 mph ENE | 89% | 0 | |
| 8 AM | Partly Cloudy | 72° | 73° | 15% | 8 mph ENE | 84% | 1 | |
| 9 AM | Partly Cloudy | 73° | 73° | 12% | 10 mph ENE | 78% | 3 | |
| 10 AM | Partly Cloudy | 76° | 76° | 9% | 9 mph E | 71% | 5 | |
| 11 AM | Sunny | 78° | 79° | 5% | 8 mph ESE | 66% | 6 | |
| 12 PM | Sunny | 80° | 82° | 4% | 8 mph ESE | 63% | 7 | |
| 1 PM | Sunny | 81° | 83° | 4% | 11 mph ESE | 62% | 6 | |
| 2 PM | Sunny | 81° | 83° | 4% | 12 mph ESE | 63% | 5 | |
| 3 PM | Sunny | 80° | 82° | 4% | 14 mph ESE | 65% | 2 | |
| 4 PM | Sunny | 79° | 80° | 5% | 12 mph ESE | 68% | 1 | |
| 5 PM | Sunny | 77° | 78° | 7% | 10 mph ESE | 73% | 0 | |
| 6 PM | Smoky haze | 75° | 76° | 8% | 9 mph E | 78% | 0 | |
| 7 PM | Smoky haze | 74° | 76° | 9% | 9 mph E | 79% | 0 | |
| 8 PM | Smoky haze | 74° | 77° | 9% | 6 mph ENE | 79% | 0 | |
| 9 PM | Smoky haze | 74° | 79° | 8% | 3 mph ENE | 76% | 0 | |
| 10 PM | Smoky haze | 75° | 79° | 7% | 3 mph ENE | 74% | 0 | |
| 11 PM | Smoky haze | 76° | 79° | 6% | 4 mph N | 70% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Rio de Janeiro today?
Will it rain in Rio de Janeiro tonight?
When is the UV index highest in Rio de Janeiro today?
Rio de Janeiro hour-by-hour: what to expect
Over the next 24 hours in Rio de Janeiro, temperatures range from 74°F (23°C) around 6 AM up to 94°F (34°C) near 3 PM - about 16°F (9°C) above the typical August high of 78°F (25°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella. UV reaches 7 (12 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Rio de Janeiro 14-day forecast or the monthly climate averages.