Weather in Barreiro on 11 August 2026
Preliminary outlook for 11 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +29°C and nighttime around +18°C, average precipitation 0 mm, wind around 4 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.
+26°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +20°C
Precipitation: 0 mm
Wind: 3 — 6 m/s
Humidity: 45%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 180° ← (WNW) |
Sunrise
06:47
Duration
13 h 48 min
Sunset
20:35
Moonrise
21:49
Moonset
08:50
Moon phase
Waning Gibbous
Illumination
80%
+22°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +18°C
Sea temperature: +20°C
Precipitation: 0 mm
Wind: 3 — 6 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 0% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +20°C |
| Feels like (avg.) | +24°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 299° ← (W) |
Sunrise
06:47
Duration
13 h 48 min
Sunset
20:35
Moonrise
13:49
Moonset
23:57
Moon phase
First Quarter
Illumination
42%
+24°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 4 — 7 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 0% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 343° ↖ (NNW) |
Sunrise
06:46
Duration
13 h 50 min
Sunset
20:36
Moonrise
01:51
Moonset
17:41
Moon phase
Waning Crescent
Illumination
28%
+21°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 74%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 229° ↙ (SW) |
Sunrise
06:46
Duration
13 h 50 min
Sunset
20:36
Moonrise
20:34
Moonset
05:13
Moon phase
Waxing Gibbous
Illumination
95%
+22°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: 72%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 9% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 341° ↖ (NNW) |
Sunrise
06:46
Duration
13 h 49 min
Sunset
20:35
Moonrise
09:32
Moonset
22:32
Moon phase
Waxing Crescent
Illumination
18%
+20°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 5 — 7 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 13 h |
| UV index | 6 | Cloud cover (avg.) | 47% |
| Pressure (avg.) | 760 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.) | 10 m/s | Wind direction (avg.) | 319° ↖ (NW) |
Sunrise
06:47
Duration
13 h 48 min
Sunset
20:35
Moonrise
00:31
Moonset
14:29
Moon phase
Last Quarter
Illumination
45%
Weather in Barreiro on 11 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+34°C
|
+20°C
|
+26°C | 14 h | 7 | 45% | 3 — 6 m/s |
| 2024 |
+28°C
|
+18°C
|
+22°C | 14 h | 6 | 70% | 3 — 6 m/s |
| 2023 |
+31°C
|
+18°C
|
+24°C | 14 h | 6 | 66% | 4 — 7 m/s |
| 2022 |
+27°C
|
+18°C
|
+21°C | 14 h | 6 | 74% | 3 — 4 m/s |
| 2021 |
+28°C
|
+18°C
|
+22°C | 14 h | 6 | 72% | 5 — 6 m/s |
| 2020 |
+23°C
|
+18°C
|
+20°C | 13 h | 6 | 79% | 5 — 7 m/s |