Weather in Arcachon on 14 August 2026
Preliminary outlook for 14 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +26°C and nighttime around +19°C, average precipitation 2.8 mm, wind around 3 m/s, humidity around 76%.
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.
+23°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +18°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 17% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 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.) | 7 m/s | Wind direction (avg.) | 223° ← (WNW) |
Sunrise
07:06
Duration
14 h 06 min
Sunset
21:12
Moonrise
23:17
Moonset
12:44
Moon phase
Waning Gibbous
Illumination
59%
+20°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +19°C
Sea temperature: +24°C
Precipitation: 0.6 mm
Wind: 4 — 6 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 2 h |
| UV index | 6 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +24°C |
| Feels like (avg.) | +20°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 297° ↖ (NW) |
Sunrise
07:06
Duration
14 h 05 min
Sunset
21:11
Moonrise
17:48
Moonset
01:07
Moon phase
First Quarter
Illumination
64%
+21°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 15 mm
Wind: 3 — 5 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 13 h |
| UV index | 6 | Cloud cover (avg.) | 29% |
| 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.) | +17°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 261° ↖ (NW) |
Sunrise
07:05
Duration
14 h 07 min
Sunset
21:12
Moonrise
04:49
Moonset
20:54
Moon phase
Waning Crescent
Illumination
6%
+22°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +19°C
Precipitation: 1.2 mm
Wind: 4 — 5 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 53% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 280° ← (W) |
Sunrise
07:06
Duration
14 h 06 min
Sunset
21:12
Moonrise
22:48
Moonset
09:31
Moon phase
Waxing Gibbous
Illumination
83%
+24°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +19°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 180° ↙ (WSW) |
Sunrise
07:06
Duration
14 h 06 min
Sunset
21:12
Moonrise
13:17
Moonset
Does not set today
Moon phase
First Quarter
Illumination
40%
+21°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +19°C
Precipitation: 0 mm
Wind: 3 — 6 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 14 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.) | +22°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 228° ← (WNW) |
Sunrise
07:06
Duration
14 h 05 min
Sunset
21:11
Moonrise
02:21
Moonset
18:10
Moon phase
Waning Crescent
Illumination
23%
Weather in Arcachon on 14 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+29°C
|
+18°C
|
+23°C | 14 h | 6 | 76% | 2 — 4 m/s |
| 2024 |
+22°C
|
+19°C
|
+20°C | 2 h | 6 | 82% | 4 — 6 m/s |
| 2023 |
+26°C
|
+17°C
|
+21°C | 13 h | 6 | 79% | 3 — 5 m/s |
| 2022 |
+25°C
|
+19°C
|
+22°C | 11 h | 5 | 81% | 4 — 5 m/s |
| 2021 |
+29°C
|
+19°C
|
+24°C | 14 h | 6 | 67% | 3 — 4 m/s |
| 2020 |
+25°C
|
+19°C
|
+21°C | 14 h | 5 | 71% | 3 — 6 m/s |