Portugal / Sines / 13 August

Weather in Sines on 13 August 2026

Preliminary outlook for 13 August 2026

A preliminary estimate based on the 2020–2025 archive: daytime around +24°C and nighttime around +18°C, average precipitation 0 mm, wind around 5 m/s, humidity around 75%.

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.

← 12 August
Nearby days
14 August →
+24°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +22°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 61%
MetricValue MetricValue
Day temperature (max.) +27°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 1%
Pressure (avg.) 760 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +25°C Dew point (avg.) +16°C
Heat index (avg.) +26°C Wind chill (avg.) +24°C
Wind gusts (max.) 9 m/s Wind direction (avg.) 174° ↖ (NW)
Sunrise
06:49
Duration
13 h 42 min
Sunset
20:31
Moonrise
22:35
Moonset
10:58
Moon phase
Waning Gibbous
Illumination
66%
+20°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +18°C Sea temperature: +20°C Precipitation: 0 mm Wind: 7 — 9 m/s
MetricValue MetricValue
Day temperature (max.) +22°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 18%
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.) +19°C Wind chill (avg.) +19°C
Wind gusts (max.) 13 m/s Wind direction (avg.) 325° ↖ (NW)
Sunrise
06:49
Duration
13 h 42 min
Sunset
20:31
Moonrise
15:49
Moonset
00:29
Moon phase
First Quarter
Illumination
57%
+20°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +17°C Precipitation: 0 mm Wind: 6 — 9 m/s Humidity: 75%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 14 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.) +20°C Dew point (avg.) +15°C
Heat index (avg.) +20°C Wind chill (avg.) +20°C
Wind gusts (max.) 13 m/s Wind direction (avg.) 332° ↖ (NW)
Sunrise
06:48
Duration
13 h 43 min
Sunset
20:31
Moonrise
03:44
Moonset
19:23
Moon phase
Waning Crescent
Illumination
13%
+20°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +18°C Precipitation: 0 mm Wind: 4 — 8 m/s Humidity: 81%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 13 h
UV index 5 Cloud cover (avg.) 45%
Pressure (avg.) 760 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.) +20°C Wind chill (avg.) +19°C
Wind gusts (max.) 10 m/s Wind direction (avg.) 332° ↖ (NNW)
Sunrise
06:49
Duration
13 h 42 min
Sunset
20:31
Moonrise
21:46
Moonset
07:53
Moon phase
Full Moon
Illumination
100%
+23°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +18°C Precipitation: 0 mm Wind: 5 — 6 m/s Humidity: 65%
MetricValue MetricValue
Day temperature (max.) +27°C Sun hours 14 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.) +15°C
Heat index (avg.) +22°C Wind chill (avg.) +21°C
Wind gusts (max.) 10 m/s Wind direction (avg.) 168° ↖ (NNW)
Sunrise
06:49
Duration
13 h 42 min
Sunset
20:31
Moonrise
11:36
Moonset
23:22
Moon phase
Waxing Crescent
Illumination
32%
+20°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +17°C Precipitation: 0 mm Wind: 6 — 9 m/s Humidity: 82%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 14 h
UV index 5 Cloud cover (avg.) 13%
Pressure (avg.) 763 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +19°C Dew point (avg.) +16°C
Heat index (avg.) +19°C Wind chill (avg.) +19°C
Wind gusts (max.) 13 m/s Wind direction (avg.) 331° ↖ (NNW)
Sunrise
06:49
Duration
13 h 42 min
Sunset
20:31
Moonrise
01:35
Moonset
16:23
Moon phase
Last Quarter
Illumination
30%

Weather in Sines on 13 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +27°C +22°C +24°C 14 h 6 61% 3 — 4 m/s
2024 +22°C +18°C +20°C 14 h 5 85% 7 — 9 m/s
2023 +23°C +17°C +20°C 14 h 6 75% 6 — 9 m/s
2022 +23°C +18°C +20°C 13 h 5 81% 4 — 8 m/s
2021 +27°C +18°C +23°C 14 h 6 65% 5 — 6 m/s
2020 +23°C +17°C +20°C 14 h 5 82% 6 — 9 m/s