Weather in Fernando De Noronha on 17 August 2026
Preliminary outlook for 17 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +37°C and nighttime around +22°C, average precipitation 0 mm, wind around 2 m/s, humidity around 38%.
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.
+27°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +21°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 51%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +36°C | Sun hours | 8 h |
| UV index | 7 | Cloud cover (avg.) | 14% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 3 m/s | Wind direction (avg.) | 194° ↗ (NE) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
00:54
Moonset
12:30
Moon phase
Last Quarter
Illumination
37%
+30°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 43%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +39°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 8% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +30°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 147° → (E) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
15:52
Moonset
04:10
Moon phase
Waxing Gibbous
Illumination
86%
+29°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 29%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +36°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 6% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 125° ↗ (NE) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
06:59
Moonset
18:57
Moon phase
Waxing Crescent
Illumination
1%
+29°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +23°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 43%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +35°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 37% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 240° ↖ (NNW) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
23:04
Moonset
10:14
Moon phase
Waning Gibbous
Illumination
61%
+30°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 27%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +37°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 128° ↗ (NE) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
13:12
Moonset
01:27
Moon phase
First Quarter
Illumination
61%
+30°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +23°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 31%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +38°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 5% |
| Pressure (avg.) | 756 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 227° ↑ (N) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
04:48
Moonset
16:34
Moon phase
Waning Crescent
Illumination
1%
+28°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +22°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 41%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +36°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 9% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 173° ↑ (NNE) |
Sunrise
06:05
Duration
11 h 44 min
Sunset
17:49
Moonrise
19:39
Moonset
07:33
Moon phase
Waxing Gibbous
Illumination
86%
Weather in Fernando De Noronha on 17 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+36°C
|
+21°C
|
+27°C | 8 h | 7 | 51% | 2 — 2 m/s |
| 2024 |
+39°C
|
+21°C
|
+30°C | 11 h | 7 | 43% | 1 — 2 m/s |
| 2023 |
+36°C
|
+21°C
|
+29°C | 11 h | 7 | 29% | 2 — 3 m/s |
| 2022 |
+35°C
|
+23°C
|
+29°C | 11 h | 6 | 43% | 2 — 3 m/s |
| 2021 |
+37°C
|
+21°C
|
+30°C | 11 h | 7 | 27% | 2 — 3 m/s |
| 2020 |
+38°C
|
+23°C
|
+30°C | 11 h | 7 | 31% | 1 — 2 m/s |
| 2019 |
+36°C
|
+22°C
|
+28°C | 11 h | 7 | 41% | 2 — 4 m/s |