Weather in Matosinhos on 17 August 2026
Preliminary outlook for 17 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +23°C and nighttime around +17°C, average precipitation 0.5 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.
+19°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +17°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 7% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 328° ↖ (NW) |
Sunrise
06:46
Duration
13 h 44 min
Sunset
20:30
Moonrise
Does not rise today
Moonset
15:54
Moon phase
Last Quarter
Illumination
37%
+20°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +18°C
Sea temperature: +18°C
Precipitation: 0 mm
Wind: 6 — 9 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 5% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +18°C |
| Feels like (avg.) | +21°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 15 m/s | Wind direction (avg.) | 338° ↖ (NW) |
Sunrise
06:46
Duration
13 h 44 min
Sunset
20:30
Moonrise
19:32
Moonset
03:33
Moon phase
Waxing Gibbous
Illumination
86%
+20°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 39% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 7 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 240° ← (W) |
Sunrise
06:46
Duration
13 h 45 min
Sunset
20:31
Moonrise
07:50
Moonset
21:30
Moon phase
Waxing Crescent
Illumination
1%
+19°C
Weather archive — for 2022 year
Cloudy
Weather archive — for 2022 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 7 — 10 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 15 m/s | Wind direction (avg.) | 341° ↖ (NW) |
Sunrise
06:46
Duration
13 h 45 min
Sunset
20:31
Moonrise
23:34
Moonset
12:49
Moon phase
Waning Gibbous
Illumination
61%
+21°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 5 — 8 m/s
Humidity: 63%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 0% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 14 m/s | Wind direction (avg.) | 170° ↖ (NW) |
Sunrise
06:46
Duration
13 h 45 min
Sunset
20:31
Moonrise
16:18
Moonset
00:51
Moon phase
First Quarter
Illumination
61%
+19°C
Weather archive — for 2020 year
Overcast
Weather archive — for 2020 year
Nighttime: +18°C
Precipitation: 3.3 mm
Wind: 5 — 7 m/s
Humidity: 91%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 3 h |
| UV index | 4 | Cloud cover (avg.) | 79% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 183° ↓ (S) |
Sunrise
06:46
Duration
13 h 44 min
Sunset
20:30
Moonrise
04:37
Moonset
19:54
Moon phase
Waning Crescent
Illumination
1%
Weather in Matosinhos on 17 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+21°C
|
+17°C
|
+19°C | 14 h | 5 | 77% | 4 — 6 m/s |
| 2024 |
+22°C
|
+18°C
|
+20°C | 14 h | 6 | 78% | 6 — 9 m/s |
| 2023 |
+23°C
|
+17°C
|
+20°C | 14 h | 5 | 84% | 2 — 4 m/s |
| 2022 |
+22°C
|
+16°C
|
+19°C | 11 h | 5 | 77% | 7 — 10 m/s |
| 2021 |
+26°C
|
+17°C
|
+21°C | 14 h | 6 | 63% | 5 — 8 m/s |
| 2020 |
+21°C
|
+18°C
|
+19°C | 3 h | 4 | 91% | 5 — 7 m/s |