Weather in Arcachon on 5 August 2026
Preliminary outlook for 5 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +26°C and nighttime around +18°C, average precipitation 0.1 mm, wind around 4 m/s, humidity around 70%.
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.
+21°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +18°C
Precipitation: 0 mm
Wind: 5 — 6 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 768 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 340° ↖ (NW) |
Sunrise
06:56
Duration
14 h 29 min
Sunset
21:25
Moonrise
19:35
Moonset
02:39
Moon phase
Waxing Gibbous
Illumination
76%
+22°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +18°C
Sea temperature: +24°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +24°C |
| Feels like (avg.) | +23°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 192° ↖ (NNW) |
Sunrise
06:56
Duration
14 h 28 min
Sunset
21:24
Moonrise
07:48
Moonset
22:19
Moon phase
New Moon
Illumination
0%
+19°C
Weather archive — for 2023 year
Partly Cloudy
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 0.2 mm
Wind: 5 — 7 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 8 h |
| UV index | 5 | Cloud cover (avg.) | 73% |
| Pressure (avg.) | 767 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 285° ← (W) |
Sunrise
06:55
Duration
14 h 31 min
Sunset
21:26
Moonrise
23:32
Moonset
10:59
Moon phase
Waning Gibbous
Illumination
71%
+24°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +20°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 28% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 306° ← (WNW) |
Sunrise
06:55
Duration
14 h 30 min
Sunset
21:25
Moonrise
14:54
Moonset
00:34
Moon phase
First Quarter
Illumination
51%
+20°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +18°C
Precipitation: 0.4 mm
Wind: 4 — 5 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 11 h |
| UV index | 4 | Cloud cover (avg.) | 68% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 246° ↙ (SW) |
Sunrise
06:55
Duration
14 h 30 min
Sunset
21:25
Moonrise
03:45
Moonset
20:02
Moon phase
Waning Crescent
Illumination
11%
+23°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 53%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 19% |
| 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.) | +11°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 95° ↗ (NE) |
Sunrise
06:56
Duration
14 h 29 min
Sunset
21:25
Moonrise
22:53
Moonset
08:37
Moon phase
Waxing Gibbous
Illumination
88%
Weather in Arcachon on 5 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+24°C
|
+18°C
|
+21°C | 15 h | 6 | 71% | 5 — 6 m/s |
| 2024 |
+27°C
|
+18°C
|
+22°C | 15 h | 6 | 73% | 4 — 6 m/s |
| 2023 |
+21°C
|
+17°C
|
+19°C | 8 h | 5 | 73% | 5 — 7 m/s |
| 2022 |
+29°C
|
+20°C
|
+24°C | 15 h | 5 | 76% | 3 — 4 m/s |
| 2021 |
+22°C
|
+18°C
|
+20°C | 11 h | 4 | 71% | 4 — 5 m/s |
| 2020 |
+30°C
|
+15°C
|
+23°C | 15 h | 6 | 53% | 3 — 4 m/s |