Weather in Buzios on 12 August 2026
Preliminary outlook for 12 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +23°C and nighttime around +19°C, average precipitation 0.7 mm, wind around 5 m/s, humidity around 78%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+18°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +15°C
Precipitation: 0 mm
Wind: 5 — 5 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 7 h |
| UV index | 4 | Cloud cover (avg.) | 65% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 229° ↓ (SSW) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
20:55
Moonset
08:20
Moon phase
Waning Gibbous
Illumination
73%
+20°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 6 — 10 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 12% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 17 m/s | Wind direction (avg.) | 194° ↙ (SW) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
10:50
Moonset
No moonset
Moon phase
First Quarter
Illumination
50%
+22°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +21°C
Precipitation: 2.6 mm
Wind: 5 — 6 m/s
Humidity: 82%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 29% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 45° ↗ (ENE) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
03:36
Moonset
14:14
Moon phase
Waning Crescent
Illumination
20%
+19°C
Weather archive — for 2022 year
Cloudy
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 4 — 5 m/s
Humidity: 61%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 7 h |
| UV index | 4 | Cloud cover (avg.) | 61% |
| Pressure (avg.) | 769 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 179° ↓ (S) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
18:18
Moonset
06:49
Moon phase
Full Moon
Illumination
100%
+20°C
Weather archive — for 2021 year
Moderate or heavy rain shower
Weather archive — for 2021 year
Nighttime: +17°C
Precipitation: 2.2 mm
Wind: 5 — 6 m/s
Humidity: 88%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 7 h |
| UV index | 5 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 207° ↓ (S) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
09:05
Moonset
21:32
Moon phase
Waxing Crescent
Illumination
25%
+22°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 5 — 7 m/s
Humidity: 85%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 24% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 14 m/s | Wind direction (avg.) | 42° ↗ (NE) |
Sunrise
06:14
Duration
11 h 17 min
Sunset
17:31
Moonrise
00:25
Moonset
11:45
Moon phase
Last Quarter
Illumination
38%
+22°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 5 — 8 m/s
Humidity: 85%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 12% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 14 m/s | Wind direction (avg.) | 49° ↗ (NE) |
Sunrise
06:15
Duration
11 h 16 min
Sunset
17:31
Moonrise
15:08
Moonset
04:03
Moon phase
Waxing Gibbous
Illumination
78%
Weather in Buzios on 12 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+21°C
|
+15°C
|
+18°C | 7 h | 4 | 76% | 5 — 5 m/s |
| 2024 |
+24°C
|
+17°C
|
+20°C | 11 h | 5 | 69% | 6 — 10 m/s |
| 2023 |
+26°C
|
+21°C
|
+22°C | 11 h | 6 | 82% | 5 — 6 m/s |
| 2022 |
+20°C
|
+18°C
|
+19°C | 7 h | 4 | 61% | 4 — 5 m/s |
| 2021 |
+22°C
|
+17°C
|
+20°C | 7 h | 5 | 88% | 5 — 6 m/s |
| 2020 |
+24°C
|
+21°C
|
+22°C | 11 h | 6 | 85% | 5 — 7 m/s |
| 2019 |
+24°C
|
+21°C
|
+22°C | 11 h | 6 | 85% | 5 — 8 m/s |