Rio de Janeiro, Brazil Hourly Forecast
Rio de Janeiro temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 80°
- Coolest hour: 6 AM - around 63°
- Rain risk: low all day (peaks at 6%)
- UV peak: 12 PM at index 6 - sun protection recommended
- Windiest: 11 PM at 7 mph
Rio de Janeiro hourly weather - Friday, July 17
In Rio de Janeiro, expect a high near 78°F (25°C) around 2 PM and a low of 66°F (19°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 2 PM | Sunny | 78° | 78° | 1% | 5 mph E | 45% | 4 | |
| 3 PM | Sunny | 78° | 79° | 1% | 6 mph E | 46% | 2 | |
| 4 PM | Sunny | 76° | 78° | 2% | 6 mph E | 50% | 1 | |
| 5 PM | Sunny | 73° | 77° | 3% | 5 mph E | 57% | 0 | |
| 6 PM | Clear | 71° | 71° | 3% | 5 mph ENE | 60% | 0 | |
| 7 PM | Clear | 70° | 70° | 3% | 6 mph NNE | 61% | 0 | |
| 8 PM | Clear | 68° | 68° | 3% | 7 mph NNE | 60% | 0 | |
| 9 PM | Clear | 67° | 67° | 4% | 7 mph NNE | 61% | 0 | |
| 10 PM | Clear | 66° | 66° | 4% | 7 mph NE | 61% | 0 | |
| 11 PM | Clear | 66° | 66° | 4% | 7 mph NE | 62% | 0 |
Rio de Janeiro hourly weather - Saturday, July 18
In Rio de Janeiro, expect a high near 80°F (27°C) around 2 PM and a low of 63°F (17°C) near 6 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 65° | 65° | 4% | 6 mph NNE | 62% | 0 | |
| 1 AM | Clear | 65° | 65° | 4% | 7 mph NNE | 64% | 0 | |
| 2 AM | Clear | 64° | 64° | 4% | 6 mph N | 65% | 0 | |
| 3 AM | Clear | 64° | 64° | 5% | 5 mph N | 65% | 0 | |
| 4 AM | Clear | 64° | 64° | 5% | 6 mph N | 66% | 0 | |
| 5 AM | Clear | 64° | 64° | 5% | 6 mph N | 68% | 0 | |
| 6 AM | Clear | 63° | 63° | 6% | 6 mph N | 70% | 0 | |
| 7 AM | Sunny | 63° | 63° | 6% | 6 mph N | 70% | 0 | |
| 8 AM | Sunny | 66° | 66° | 5% | 6 mph N | 66% | 1 | |
| 9 AM | Sunny | 70° | 70° | 3% | 6 mph N | 59% | 2 | |
| 10 AM | Sunny | 74° | 77° | 2% | 6 mph N | 53% | 4 | |
| 11 AM | Sunny | 77° | 78° | 2% | 5 mph N | 48% | 6 | |
| 12 PM | Sunny | 79° | 80° | 1% | 4 mph NNE | 45% | 6 | |
| 1 PM | Sunny | 80° | 80° | 1% | 3 mph NE | 43% | 6 | |
| 2 PM | Sunny | 80° | 81° | 1% | 4 mph ENE | 44% | 4 | |
| 3 PM | Sunny | 79° | 80° | 1% | 6 mph E | 46% | 2 | |
| 4 PM | Sunny | 78° | 79° | 2% | 7 mph E | 53% | 1 | |
| 5 PM | Sunny | 74° | 77° | 4% | 8 mph E | 62% | 0 | |
| 6 PM | Clear | 72° | 76° | 5% | 7 mph ENE | 67% | 0 | |
| 7 PM | Clear | 71° | 71° | 5% | 7 mph NE | 66% | 0 | |
| 8 PM | Clear | 70° | 70° | 4% | 7 mph NE | 64% | 0 | |
| 9 PM | Clear | 70° | 70° | 4% | 7 mph NE | 64% | 0 | |
| 10 PM | Clear | 69° | 69° | 4% | 7 mph NE | 65% | 0 | |
| 11 PM | Clear | 68° | 68° | 5% | 6 mph NNE | 66% | 0 |
Rio de Janeiro hourly weather - Sunday, July 19
In Rio de Janeiro, expect a high near 82°F (28°C) around 1 PM and a low of 65°F (18°C) near 6 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 68° | 68° | 5% | 5 mph NNE | 66% | 0 | |
| 1 AM | Clear | 67° | 67° | 5% | 5 mph NNE | 67% | 0 | |
| 2 AM | Clear | 67° | 67° | 5% | 5 mph N | 68% | 0 | |
| 3 AM | Clear | 66° | 66° | 5% | 5 mph N | 68% | 0 | |
| 4 AM | Clear | 66° | 66° | 5% | 6 mph NNE | 69% | 0 | |
| 5 AM | Clear | 65° | 65° | 6% | 6 mph NNE | 70% | 0 | |
| 6 AM | Clear | 65° | 65° | 6% | 6 mph NNE | 71% | 0 | |
| 7 AM | Sunny | 65° | 65° | 6% | 6 mph NNE | 71% | 0 | |
| 8 AM | Sunny | 68° | 68° | 5% | 6 mph N | 67% | 1 | |
| 9 AM | Sunny | 72° | 76° | 3% | 5 mph N | 61% | 2 | |
| 10 AM | Sunny | 76° | 78° | 3% | 5 mph N | 55% | 4 | |
| 11 AM | Sunny | 79° | 80° | 2% | 5 mph NNE | 50% | 6 | |
| 12 PM | Sunny | 81° | 81° | 1% | 4 mph NE | 46% | 6 | |
| 1 PM | Sunny | 82° | 82° | 1% | 4 mph ENE | 45% | 6 | |
| 2 PM | Sunny | 82° | 82° | 1% | 4 mph E | 47% | 4 | |
| 3 PM | Sunny | 81° | 82° | 1% | 4 mph E | 48% | 2 | |
| 4 PM | Sunny | 80° | 81° | 2% | 5 mph E | 54% | 1 | |
| 5 PM | Sunny | 76° | 78° | 4% | 6 mph E | 63% | 0 | |
| 6 PM | Clear | 74° | 77° | 4% | 7 mph ENE | 65% | 0 | |
| 7 PM | Clear | 73° | 77° | 4% | 6 mph NE | 62% | 0 | |
| 8 PM | Clear | 72° | 76° | 4% | 6 mph NNE | 61% | 0 | |
| 9 PM | Clear | 71° | 71° | 4% | 6 mph NNE | 62% | 0 | |
| 10 PM | Clear | 70° | 70° | 4% | 5 mph NNE | 63% | 0 | |
| 11 PM | Clear | 69° | 69° | 4% | 5 mph NNE | 64% | 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 63°F (17°C) around 6 AM up to 80°F (27°C) near 1 PM - about 3°F (2°C) above the typical July high of 77°F (25°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella. UV reaches 6 (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.