Weather in Vannes on 19 August 2026
Preliminary outlook for 19 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +21°C and nighttime around +16°C, average precipitation 1.6 mm, wind around 5 m/s, humidity around 82%.
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.
+19°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +16°C
Precipitation: 0 mm
Wind: 5 — 8 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 18% |
| Pressure (avg.) | 758 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.) | +19°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 266° ↙ (SW) |
Sunrise
07:12
Duration
14 h 04 min
Sunset
21:16
Moonrise
01:43
Moonset
19:17
Moon phase
Waning Crescent
Illumination
22%
+17°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +13°C
Sea temperature: +20°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 12 h |
| UV index | 5 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +20°C |
| Feels like (avg.) | +17°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 130° ↓ (SSW) |
Sunrise
07:12
Duration
14 h 04 min
Sunset
21:16
Moonrise
21:28
Moonset
06:10
Moon phase
Full Moon
Illumination
100%
+19°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 5 — 7 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 13 h |
| UV index | 4 | Cloud cover (avg.) | 39% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 229° ↙ (SW) |
Sunrise
07:11
Duration
14 h 06 min
Sunset
21:17
Moonrise
10:27
Moonset
22:42
Moon phase
Waxing Crescent
Illumination
16%
+19°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +16°C
Precipitation: 0.4 mm
Wind: 5 — 6 m/s
Humidity: 83%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 9 h |
| UV index | 5 | Cloud cover (avg.) | 68% |
| 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.) | +17°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 271° ↙ (WSW) |
Sunrise
07:12
Duration
14 h 05 min
Sunset
21:17
Moonrise
00:19
Moonset
16:08
Moon phase
Last Quarter
Illumination
47%
+18°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 12 h |
| UV index | 4 | Cloud cover (avg.) | 61% |
| Pressure (avg.) | 764 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.) | 7 m/s | Wind direction (avg.) | 295° ↙ (WSW) |
Sunrise
07:12
Duration
14 h 04 min
Sunset
21:16
Moonrise
19:38
Moonset
02:38
Moon phase
Waxing Gibbous
Illumination
76%
+19°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +18°C
Precipitation: 9.3 mm
Wind: 6 — 8 m/s
Humidity: 95%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 1 h |
| UV index | 4 | Cloud cover (avg.) | 93% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 177° ↓ (S) |
Sunrise
07:12
Duration
14 h 04 min
Sunset
21:16
Moonrise
07:05
Moonset
21:54
Moon phase
New Moon
Illumination
0%
Weather in Vannes on 19 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+22°C
|
+16°C
|
+19°C | 14 h | 5 | 79% | 5 — 8 m/s |
| 2024 |
+21°C
|
+13°C
|
+17°C | 12 h | 5 | 75% | 3 — 4 m/s |
| 2023 |
+22°C
|
+16°C
|
+19°C | 13 h | 4 | 81% | 5 — 7 m/s |
| 2022 |
+22°C
|
+16°C
|
+19°C | 9 h | 5 | 83% | 5 — 6 m/s |
| 2021 |
+21°C
|
+15°C
|
+18°C | 12 h | 4 | 77% | 3 — 4 m/s |
| 2020 |
+20°C
|
+18°C
|
+19°C | 1 h | 4 | 95% | 6 — 8 m/s |