Portugal / Porto / 6 August

Weather in Porto on 6 August 2026

Preliminary outlook for 6 August 2026

A preliminary estimate based on the 2020–2025 archive: daytime around +25°C and nighttime around +18°C, average precipitation 0 mm, wind around 3 m/s, humidity around 68%.

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.

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+22°C
Weather archive — latest year: 2025
Cloudy
Weather archive — latest year: 2025
Nighttime: +19°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 59%
MetricValue MetricValue
Day temperature (max.) +26°C Sun hours 10 h
UV index 6 Cloud cover (avg.) 22%
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.) +14°C
Heat index (avg.) +24°C Wind chill (avg.) +23°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 219° ↙ (WSW)
Sunrise
06:35
Duration
14 h 10 min
Sunset
20:45
Moonrise
19:33
Moonset
03:22
Moon phase
Waxing Gibbous
Illumination
83%
+20°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +17°C Sea temperature: +19°C Precipitation: 0 mm Wind: 4 — 6 m/s
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 13%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature +19°C
Feels like (avg.) +20°C Dew point (avg.) +17°C
Heat index (avg.) +20°C Wind chill (avg.) +20°C
Wind gusts (max.) 9 m/s Wind direction (avg.) 249° ↖ (NW)
Sunrise
06:35
Duration
14 h 10 min
Sunset
20:45
Moonrise
08:37
Moonset
22:05
Moon phase
Waxing Crescent
Illumination
6%
+25°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +19°C Precipitation: 0 mm Wind: 3 — 5 m/s Humidity: 56%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 0%
Pressure (avg.) 762 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +25°C Dew point (avg.) +15°C
Heat index (avg.) +25°C Wind chill (avg.) +25°C
Wind gusts (max.) 9 m/s Wind direction (avg.) 176° ↖ (NNW)
Sunrise
06:34
Duration
14 h 11 min
Sunset
20:45
Moonrise
23:27
Moonset
11:47
Moon phase
Waning Gibbous
Illumination
64%
+21°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +18°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 77%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 2%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +21°C Dew point (avg.) +17°C
Heat index (avg.) +22°C Wind chill (avg.) +21°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 201° ↙ (SW)
Sunrise
06:35
Duration
14 h 10 min
Sunset
20:45
Moonrise
15:26
Moonset
00:37
Moon phase
First Quarter
Illumination
59%
+19°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +16°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 73%
MetricValue MetricValue
Day temperature (max.) +20°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 9%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +18°C Dew point (avg.) +14°C
Heat index (avg.) +18°C Wind chill (avg.) +18°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 327° ↖ (NW)
Sunrise
06:35
Duration
14 h 10 min
Sunset
20:45
Moonrise
04:22
Moonset
20:03
Moon phase
Waning Crescent
Illumination
4%
+23°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +20°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 61%
MetricValue MetricValue
Day temperature (max.) +26°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 5%
Pressure (avg.) 759 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +21°C Dew point (avg.) +16°C
Heat index (avg.) +22°C Wind chill (avg.) +21°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 327° ← (WNW)
Sunrise
06:35
Duration
14 h 10 min
Sunset
20:45
Moonrise
22:46
Moonset
09:23
Moon phase
Waning Gibbous
Illumination
81%

Weather in Porto on 6 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +26°C +19°C +22°C 10 h 6 59% 3 — 4 m/s
2024 +23°C +17°C +20°C 14 h 5 83% 4 — 6 m/s
2023 +30°C +19°C +25°C 14 h 6 56% 3 — 5 m/s
2022 +25°C +18°C +21°C 14 h 6 77% 2 — 3 m/s
2021 +20°C +16°C +19°C 14 h 5 73% 3 — 4 m/s
2020 +26°C +20°C +23°C 14 h 6 61% 3 — 4 m/s