Portugal / Sines / 9 August

Weather in Sines on 9 August 2026

Preliminary outlook for 9 August 2026

A preliminary estimate based on the 2020–2025 archive: daytime around +24°C and nighttime around +17°C, average precipitation 0 mm, wind around 4 m/s, humidity around 81%.

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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Nearby days
10 August →
+21°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +17°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 77%
MetricValue MetricValue
Day temperature (max.) +26°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 8%
Pressure (avg.) 764 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 8 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.) 253° ← (WNW)
Sunrise
06:45
Duration
13 h 51 min
Sunset
20:36
Moonrise
21:00
Moonset
06:42
Moon phase
Full Moon
Illumination
100%
+20°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +17°C Sea temperature: +20°C Precipitation: 0 mm Wind: 4 — 5 m/s
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 1%
Pressure (avg.) 762 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature +20°C
Feels like (avg.) +19°C Dew point (avg.) +17°C
Heat index (avg.) +20°C Wind chill (avg.) +19°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 248° ← (WNW)
Sunrise
06:46
Duration
13 h 49 min
Sunset
20:35
Moonrise
11:47
Moonset
23:09
Moon phase
Waxing Crescent
Illumination
28%
+20°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +18°C Precipitation: 0 mm Wind: 3 — 5 m/s Humidity: 86%
MetricValue MetricValue
Day temperature (max.) +24°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 13%
Pressure (avg.) 763 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 6 km Sea temperature
Feels like (avg.) +20°C Dew point (avg.) +18°C
Heat index (avg.) +21°C Wind chill (avg.) +20°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 222° ← (WNW)
Sunrise
06:45
Duration
13 h 51 min
Sunset
20:36
Moonrise
00:32
Moonset
15:22
Moon phase
Last Quarter
Illumination
42%
+20°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +17°C Precipitation: 0 mm Wind: 2 — 4 m/s Humidity: 83%
MetricValue MetricValue
Day temperature (max.) +24°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 4%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +19°C Dew point (avg.) +17°C
Heat index (avg.) +19°C Wind chill (avg.) +19°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 268° ← (W)
Sunrise
06:45
Duration
13 h 51 min
Sunset
20:36
Moonrise
18:44
Moonset
02:55
Moon phase
Waxing Gibbous
Illumination
81%
+19°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +16°C Precipitation: 0 mm Wind: 6 — 8 m/s Humidity: 79%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 1%
Pressure (avg.) 762 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.) 12 m/s Wind direction (avg.) 336° ↖ (NNW)
Sunrise
06:45
Duration
13 h 51 min
Sunset
20:36
Moonrise
07:30
Moonset
21:38
Moon phase
Waxing Crescent
Illumination
3%
+20°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +17°C Precipitation: 0 mm Wind: 5 — 8 m/s Humidity: 83%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 7%
Pressure (avg.) 762 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +19°C Dew point (avg.) +17°C
Heat index (avg.) +19°C Wind chill (avg.) +19°C
Wind gusts (max.) 12 m/s Wind direction (avg.) 336° ↖ (NNW)
Sunrise
06:45
Duration
13 h 50 min
Sunset
20:35
Moonrise
Does not rise today
Moonset
12:31
Moon phase
Waning Gibbous
Illumination
59%

Weather in Sines on 9 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +26°C +17°C +21°C 14 h 5 77% 3 — 4 m/s
2024 +25°C +17°C +20°C 14 h 6 78% 4 — 5 m/s
2023 +24°C +18°C +20°C 14 h 6 86% 3 — 5 m/s
2022 +24°C +17°C +20°C 14 h 6 83% 2 — 4 m/s
2021 +23°C +16°C +19°C 14 h 5 79% 6 — 8 m/s
2020 +23°C +17°C +20°C 14 h 5 83% 5 — 8 m/s