5-day weather forecast Rio de Janeiro 27-08-2026
Weather forecast Rio de Janeiro tomorrow 27.08.2026: sunny, temperature from 20 °C to 23 °C.
Precipitation probability 89%. Wind up to 5.61 m/s (gusts 8.39 m/s). Air humidity 76–95%, atmospheric pressure 761–764 mm Hg, UV index up to 7.7.
5 days at a glance — tap a day to open it
Sunrise 06:07
Sunset 17:40
Sunset 17:40
Full Moon100% illuminated
Moonrise 17:31 · Moonset 05:50
Moonrise 17:31 · Moonset 05:50
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 21 °C | 44% (0.15 mm/hr) | 100% | 92% | 763 mm Hg | E 88° 4.81 (7.5) m/s | 0 |
| 01:00 | Light rain shower | 21 °C | 45% (0.16 mm/hr) | 100% | 93% | 763 mm Hg | ENE 65° 4.81 (7.31) m/s | 0 |
| 02:00 | Light rain shower | 21 °C | 45% (0.17 mm/hr) | 100% | 93% | 763 mm Hg | ENE 74° 3.11 (4.83) m/s | 0 |
| 03:00 | Light rain shower | 20 °C | 45% (0.15 mm/hr) | 100% | 93% | 762 mm Hg | ENE 76° 2.81 (4.53) m/s | 0 |
| 04:00 |  Moderate rain | 20 °C | 87% (2.99 mm/hr) | 100% | 95% | 762 mm Hg | ENE 63° 3.39 (5) m/s | 0 |
| 05:00 | Light rain shower | 20 °C | 81% (1.75 mm/hr) | 100% | 95% | 763 mm Hg | ENE 57° 3 (5.36) m/s | 0 |
| 06:00 |  Moderate or heavy rain shower | 20 °C | 89% (4.32 mm/hr) | 100% | 94% | 763 mm Hg | NE 42° 1.81 (2.61) m/s | 0 |
| 07:00 |  Light rain shower | 20 °C | 83% (2.28 mm/hr) | 100% | 94% | 764 mm Hg | ENE 62° 2.11 (2.83) m/s | 0.1 |
| 08:00 | Light rain shower | 20 °C | 75% (1.03 mm/hr) | 100% | 93% | 764 mm Hg | ENE 74° 2.39 (3.11) m/s | 0.6 |
| 09:00 | Light rain shower | 20 °C | 82% (2.09 mm/hr) | 100% | 94% | 764 mm Hg | ENE 72° 3.5 (4.25) m/s | 2.4 |
| 10:00 | Light rain shower | 20 °C | 81% (1.89 mm/hr) | 100% | 95% | 764 mm Hg | ENE 59° 4.19 (5.22) m/s | 4.9 |
| 11:00 |  Overcast | 20 °C | 32% | 100% | 93% | 764 mm Hg | NNE 23° 4.61 (5.92) m/s | 7.2 |
| 12:00 |  Patchy rain possible | 21 °C | 65% (0.82 mm/hr) | 88% | 87% | 764 mm Hg | NNE 19° 4 (5.42) m/s | 7.7 |
| 13:00 |  Sunny | 22 °C | 9% | 5% | 79% | 763 mm Hg | NE 49° 3.19 (4.22) m/s | 6.4 |
| 14:00 | Patchy rain possible | 23 °C | 48% (0.49 mm/hr) | 87% | 76% | 762 mm Hg | ENE 68° 4.19 (4.72) m/s | 4.9 |
| 15:00 | Sunny | 22 °C | 9% | 8% | 78% | 761 mm Hg | E 82° 4.19 (5.03) m/s | 2.8 |
| 16:00 | Sunny | 22 °C | 9% | 8% | 80% | 761 mm Hg | E 89° 4.39 (5.33) m/s | 1.1 |
| 17:00 | Sunny | 22 °C | 10% | 2% | 84% | 761 mm Hg | E 83° 5.61 (7.11) m/s | 0.2 |
| 18:00 |  Clear | 21 °C | 11% | 0% | 86% | 761 mm Hg | ENE 75° 5.61 (8.39) m/s | 0 |
| 19:00 | Clear | 21 °C | 11% | 0% | 84% | 762 mm Hg | ENE 70° 4.81 (8.11) m/s | 0 |
| 20:00 | Clear | 21 °C | 11% | 0% | 85% | 762 mm Hg | ENE 66° 4.31 (7.22) m/s | 0 |
| 21:00 | Clear | 20 °C | 12% | 0% | 86% | 762 mm Hg | ENE 62° 3.89 (6.42) m/s | 0 |
| 22:00 | Clear | 20 °C | 12% | 0% | 88% | 762 mm Hg | ENE 58° 3.69 (5.14) m/s | 0 |
| 23:00 | Clear | 20 °C | 12% | 0% | 88% | 762 mm Hg | NE 49° 3.31 (4.42) m/s | 0 |
Rio de Janeiro on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.