Weather in Saint-Brieuc on 9 August 2026
Preliminary outlook for 9 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +24°C and nighttime around +14°C, average precipitation 0.1 mm, wind around 5 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.
+17°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +13°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
Humidity: 72%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 12% |
| Pressure (avg.) | 767 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.) | +18°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 341° ↑ (N) |
Sunrise
06:56
Duration
14 h 40 min
Sunset
21:36
Moonrise
21:59
Moonset
06:47
Moon phase
Full Moon
Illumination
100%
+20°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +14°C
Sea temperature: +18°C
Precipitation: 0.3 mm
Wind: 5 — 5 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 11 h |
| UV index | 5 | Cloud cover (avg.) | 65% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +18°C |
| Feels like (avg.) | +21°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 272° ← (WNW) |
Sunrise
06:57
Duration
14 h 38 min
Sunset
21:35
Moonrise
12:32
Moonset
23:30
Moon phase
Waxing Crescent
Illumination
28%
+18°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +13°C
Precipitation: 0.1 mm
Wind: 3 — 5 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 25% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 160° ↗ (NE) |
Sunrise
06:56
Duration
14 h 41 min
Sunset
21:37
Moonrise
00:36
Moonset
16:35
Moon phase
Last Quarter
Illumination
42%
+20°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 5 — 7 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 769 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 38° ↗ (NE) |
Sunrise
06:56
Duration
14 h 40 min
Sunset
21:36
Moonrise
20:08
Moonset
02:41
Moon phase
Waxing Gibbous
Illumination
81%
+16°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +13°C
Precipitation: 0.3 mm
Wind: 6 — 7 m/s
Humidity: 83%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 5 h |
| UV index | 4 | Cloud cover (avg.) | 70% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +15°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +16°C | Wind chill (avg.) | +15°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 222° ↙ (SW) |
Sunrise
06:56
Duration
14 h 40 min
Sunset
21:36
Moonrise
07:37
Moonset
22:35
Moon phase
Waxing Crescent
Illumination
3%
+19°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 4 — 4 m/s
Humidity: 85%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 24% |
| Pressure (avg.) | 763 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.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 317° ↖ (NNW) |
Sunrise
06:57
Duration
14 h 38 min
Sunset
21:35
Moonrise
00:07
Moonset
13:15
Moon phase
Waning Gibbous
Illumination
59%
Weather in Saint-Brieuc on 9 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+22°C
|
+13°C
|
+17°C | 15 h | 5 | 72% | 4 — 6 m/s |
| 2024 |
+25°C
|
+14°C
|
+20°C | 11 h | 5 | 71% | 5 — 5 m/s |
| 2023 |
+24°C
|
+13°C
|
+18°C | 15 h | 5 | 81% | 3 — 5 m/s |
| 2022 |
+26°C
|
+15°C
|
+20°C | 14 h | 6 | 67% | 5 — 7 m/s |
| 2021 |
+20°C
|
+13°C
|
+16°C | 5 h | 4 | 83% | 6 — 7 m/s |
| 2020 |
+25°C
|
+16°C
|
+19°C | 15 h | 5 | 85% | 4 — 4 m/s |