Weather in Saint-Brieuc on 16 August 2026
Preliminary outlook for 16 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +23°C and nighttime around +15°C, average precipitation 1.2 mm, wind around 4 m/s, humidity around 77%.
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: +17°C
Precipitation: 0 mm
Wind: 6 — 9 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 10% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 67° ↗ (ENE) |
Sunrise
07:06
Duration
14 h 18 min
Sunset
21:24
Moonrise
Does not rise today
Moonset
15:42
Moon phase
Last Quarter
Illumination
44%
+18°C
Weather archive — for 2024 year
Moderate rain at times
Weather archive — for 2024 year
Nighttime: +18°C
Sea temperature: +18°C
Precipitation: 0.6 mm
Wind: 4 — 5 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 1 h |
| UV index | 5 | Cloud cover (avg.) | 88% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | +18°C |
| Feels like (avg.) | +19°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 237° ↙ (WSW) |
Sunrise
07:06
Duration
14 h 17 min
Sunset
21:23
Moonrise
20:03
Moonset
02:26
Moon phase
Waxing Gibbous
Illumination
79%
+17°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +13°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 13 h |
| UV index | 5 | Cloud cover (avg.) | 38% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 180° ↗ (NE) |
Sunrise
07:05
Duration
14 h 20 min
Sunset
21:25
Moonrise
07:02
Moonset
22:00
Moon phase
New Moon
Illumination
0%
+18°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +15°C
Precipitation: 4.7 mm
Wind: 3 — 5 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 10 h |
| UV index | 4 | Cloud cover (avg.) | 56% |
| Pressure (avg.) | 754 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 185° ↓ (SSW) |
Sunrise
07:06
Duration
14 h 18 min
Sunset
21:24
Moonrise
23:33
Moonset
12:18
Moon phase
Waning Gibbous
Illumination
69%
+17°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +14°C
Precipitation: 0 mm
Wind: 6 — 7 m/s
Humidity: 72%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 13 h |
| UV index | 4 | Cloud cover (avg.) | 39% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 304° ↖ (NW) |
Sunrise
07:06
Duration
14 h 18 min
Sunset
21:24
Moonrise
16:04
Moonset
00:31
Moon phase
First Quarter
Illumination
54%
+17°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +15°C
Precipitation: 1.9 mm
Wind: 2 — 3 m/s
Humidity: 89%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 12 h |
| UV index | 4 | Cloud cover (avg.) | 65% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 241° ↖ (NNW) |
Sunrise
07:06
Duration
14 h 17 min
Sunset
21:23
Moonrise
03:44
Moonset
20:15
Moon phase
Waning Crescent
Illumination
8%
Weather in Saint-Brieuc on 16 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+31°C
|
+17°C
|
+23°C | 14 h | 6 | 59% | 6 — 9 m/s |
| 2024 |
+21°C
|
+18°C
|
+18°C | 1 h | 5 | 91% | 4 — 5 m/s |
| 2023 |
+21°C
|
+13°C
|
+17°C | 13 h | 5 | 76% | 3 — 4 m/s |
| 2022 |
+23°C
|
+15°C
|
+18°C | 10 h | 4 | 73% | 3 — 5 m/s |
| 2021 |
+19°C
|
+14°C
|
+17°C | 13 h | 4 | 72% | 6 — 7 m/s |
| 2020 |
+21°C
|
+15°C
|
+17°C | 12 h | 4 | 89% | 2 — 3 m/s |