Weather in Ubatuba on 17 August 2026
Preliminary outlook for 17 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +27°C and nighttime around +14°C, average precipitation 0.1 mm, wind around 1 m/s, humidity around 67%.
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.
+17°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +11°C
Precipitation: 0 mm
Wind: 1 — 3 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 10 h |
| UV index | 5 | Cloud cover (avg.) | 36% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 3 m/s | Wind direction (avg.) | 212° ↙ (WSW) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
01:26
Moonset
12:08
Moon phase
Last Quarter
Illumination
37%
+21°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 50%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 1% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +9°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 3 m/s | Wind direction (avg.) | 127° ↖ (NNW) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
15:32
Moonset
04:42
Moon phase
Waxing Gibbous
Illumination
86%
+19°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +14°C
Precipitation: 0.4 mm
Wind: 1 — 2 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 10 h |
| UV index | 5 | Cloud cover (avg.) | 29% |
| Pressure (avg.) | 764 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.) | +19°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 135° ↑ (N) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
07:17
Moonset
18:53
Moon phase
Waxing Crescent
Illumination
1%
+20°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 50%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 6% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 103° ↓ (S) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
23:24
Moonset
10:09
Moon phase
Waning Gibbous
Illumination
61%
+20°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +14°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 16% |
| Pressure (avg.) | 764 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.) | 5 m/s | Wind direction (avg.) | 87° ↘ (SSE) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
12:54
Moonset
01:55
Moon phase
First Quarter
Illumination
61%
+18°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +16°C
Precipitation: 0.2 mm
Wind: 1 — 1 m/s
Humidity: 92%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 2 h |
| UV index | 4 | Cloud cover (avg.) | 89% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 7 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 163° ↓ (SSW) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
05:16
Moonset
16:19
Moon phase
Waning Crescent
Illumination
1%
+18°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +12°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 68%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 1% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 64° ↓ (S) |
Sunrise
06:24
Duration
11 h 21 min
Sunset
17:45
Moonrise
19:38
Moonset
07:48
Moon phase
Waxing Gibbous
Illumination
86%
Weather in Ubatuba on 17 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+25°C
|
+11°C
|
+17°C | 10 h | 5 | 75% | 1 — 3 m/s |
| 2024 |
+30°C
|
+15°C
|
+21°C | 11 h | 6 | 50% | 1 — 2 m/s |
| 2023 |
+27°C
|
+14°C
|
+19°C | 10 h | 5 | 66% | 1 — 2 m/s |
| 2022 |
+29°C
|
+15°C
|
+20°C | 11 h | 5 | 50% | 2 — 2 m/s |
| 2021 |
+28°C
|
+14°C
|
+20°C | 11 h | 6 | 69% | 1 — 2 m/s |
| 2020 |
+23°C
|
+16°C
|
+18°C | 2 h | 4 | 92% | 1 — 1 m/s |
| 2019 |
+26°C
|
+12°C
|
+18°C | 11 h | 5 | 68% | 1 — 2 m/s |