Beach
Plage de Sables Blancs
Brittany · France · Atlantic Ocean
47.5664, -3.1241 · Plouharnel, 4 km
- 18°Sea · August
- 21°High · July
- 9.2 hSunshine · June
Your month at the beach
Plage de Sables Blancs in January
- 10°CAir, daytime high7°C at night
- 10°CSea temperature
- 2.0 hSunshine a day
- 14 daysRainy days in the month86 mm in total
- 26 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in February
- 10°CAir, daytime high6°C at night
- 10°CSea temperature
- 3.8 hSunshine a day
- 12 daysRainy days in the month69 mm in total
- 25 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in March
- 11°CAir, daytime high7°C at night
- 10°CSea temperature
- 5.4 hSunshine a day
- 11 daysRainy days in the month60 mm in total
- 23 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in April
- 14°CAir, daytime high9°C at night
- 12°CSea temperature
- 7.7 hSunshine a day
- 11 daysRainy days in the month47 mm in total
- 20 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in May
- 16°CAir, daytime high11°C at night
- 14°CSea temperature
- 8.7 hSunshine a day
- 10 daysRainy days in the month46 mm in total
- 20 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in June
- 19°CAir, daytime high14°C at night
- 16°CSea temperature
- 9.2 hSunshine a day
- 9 daysRainy days in the month41 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in July
- 21°CAir, daytime high16°C at night
- 18°CSea temperature
- 9.2 hSunshine a day
- 9 daysRainy days in the month42 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in August
- 21°CAir, daytime high16°C at night
- 18°CSea temperature
- 8.2 hSunshine a day
- 9 daysRainy days in the month44 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in September
- 20°CAir, daytime high14°C at night
- 17°CSea temperature
- 7.4 hSunshine a day
- 9 daysRainy days in the month37 mm in total
- 19 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in October
- 16°CAir, daytime high13°C at night
- 16°CSea temperature
- 4.3 hSunshine a day
- 14 daysRainy days in the month81 mm in total
- 22 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in November
- 13°CAir, daytime high10°C at night
- 14°CSea temperature
- 2.9 hSunshine a day
- 15 daysRainy days in the month88 mm in total
- 25 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Plage de Sables Blancs in December
- 11°CAir, daytime high8°C at night
- 12°CSea temperature
- 2.0 hSunshine a day
- 15 daysRainy days in the month91 mm in total
- 26 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
The beach itself
- ExcellentBathing water qualityOfficial EU classification, 2025 season
- 49Places to stay within 5 kmHotels, guest houses, apartments and campsites · OpenStreetMap Places to stay near Plage de Sables Blancs ↗
- 118 kmAirport: Rennes-Saint-Jacques Airport (RNS)In a straight line; by road it is further Car hire at Rennes-Saint-Jacques Airport (RNS) ↗
No reliable information yet on: wheelchair access, lifeguards.
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
January from 2020 to 2025
In January 2025 the sea averaged 9.2 °C — 1.0 °C below the 1991–2020 average.
1991–2020 average: 10.2 °C
1991–2020 average: 9.8 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
February from 2020 to 2025
In February 2025 the sea averaged 8.6 °C — 1.0 °C below the 1991–2020 average.
1991–2020 average: 9.6 °C
1991–2020 average: 9.5 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
March from 2020 to 2025
In March 2025 the sea averaged 10.3 °C — 0.4 °C above the 1991–2020 average.
1991–2020 average: 9.9 °C
1991–2020 average: 11.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
April from 2020 to 2025
In April 2025 the sea averaged 13.1 °C — 1.5 °C above the 1991–2020 average.
1991–2020 average: 11.6 °C
1991–2020 average: 13.5 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
May from 2020 to 2025
In May 2025 the sea averaged 15.4 °C — 1.6 °C above the 1991–2020 average.
1991–2020 average: 13.8 °C
1991–2020 average: 16.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
June from 2020 to 2025
In June 2025 the sea averaged 17.7 °C — 1.6 °C above the 1991–2020 average.
1991–2020 average: 16.1 °C
1991–2020 average: 19.2 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
July from 2020 to 2025
In July 2025 the sea averaged 18.1 °C — 0.5 °C above the 1991–2020 average.
1991–2020 average: 17.6 °C
1991–2020 average: 21.0 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
August from 2020 to 2025
In August 2025 the sea averaged 18.2 °C — about the same as the 1991–2020 average.
1991–2020 average: 18.3 °C
1991–2020 average: 20.9 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
September from 2020 to 2025
In September 2025 the sea averaged 17.4 °C — about the same as the 1991–2020 average.
1991–2020 average: 17.2 °C
1991–2020 average: 19.5 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
October from 2020 to 2025
In October 2025 the sea averaged 16.2 °C — 0.4 °C above the 1991–2020 average.
1991–2020 average: 15.8 °C
1991–2020 average: 16.5 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
November from 2020 to 2025
In November 2025 the sea averaged 14.3 °C — 0.5 °C above the 1991–2020 average.
1991–2020 average: 13.8 °C
1991–2020 average: 13.2 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
December from 2020 to 2025
In December 2025 the sea averaged 12.0 °C — about the same as the 1991–2020 average.
1991–2020 average: 11.8 °C
1991–2020 average: 10.6 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
When to go
1991–2020 averagesThe year at a glance
- Jan10°2 h86 mm
- Feb10°4 h69 mm
- Mar10°5 h60 mm
- Apr12°8 h47 mm
- May14°9 h46 mm
- Jun16°9 h41 mm
- Jul18°9 h42 mm
- Aug18°8 h44 mm
- Sep17°7 h37 mm
- Oct16°4 h81 mm
- Nov14°3 h88 mm
- Dec12°2 h91 mm
Each card is a month. The colour is the sea temperature, on the same scale as the map; in bold, the two best months for each.
Sea temperature
1991–2020 averagesClimate through the year
1991–2020 averagesRain
Sunshine
Sunshine hours are estimated from measured solar radiation, not observed directly.
Month by month
1991–2020 averagesEvery month at Plage de Sables Blancs: air, sea, rain and sunshine. Averages for 1991–2020.
| Month | High°C | Low°C | Sea°C | Rainmm | Rainy daysdays | Sunshineh/day | Windkm/h |
|---|---|---|---|---|---|---|---|
| January | 10 | 7 | 10 | 86 | 14 | 2.0 | 26 |
| February | 10 | 6 | 10 | 69 | 12 | 3.8 | 25 |
| March | 11 | 7 | 10 | 60 | 11 | 5.4 | 23 |
| April | 14 | 9 | 12 | 47 | 11 | 7.7 | 20 |
| May | 16 | 11 | 14 | 46 | 10 | 8.7 | 20 |
| June | 19 | 14 | 16 | 41 | 9 | 9.2 | 18 |
| July | 21 | 16 | 18 | 42 | 9 | 9.2 | 18 |
| Augustwarmest sea | 21 | 16 | 18 | 44 | 9 | 8.2 | 18 |
| September | 20 | 14 | 17 | 37 | 9 | 7.4 | 19 |
| October | 16 | 13 | 16 | 81 | 14 | 4.3 | 22 |
| November | 13 | 10 | 14 | 88 | 15 | 2.9 | 25 |
| December | 11 | 8 | 12 | 91 | 15 | 2.0 | 26 |
Swipe sideways to see the other columns.
Photos
Photos shared by their authors on Wikimedia Commons, with its colours adjusted.
.jpg){kind=link}
Plan your trip
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
Nearby destinations
About these numbers
Averages are for 1991–2020; the recent years (2020–2025) are what actually happened. Neither is today's weather.
| What | Where it comes from | Nearest measurement |
|---|---|---|
| Air, rain and sunshine | NASA POWER | 7 km away |
| Sea temperature | NOAA OISST v2.1, 1991–2020 | 6 km away |
| 2020–2025, month by month | NASA POWER · NOAA OISST v2.1 | 7 km away |
| Bathing water quality | European Environment Agency | 0.2 km away |
| Lifeguards and places to stay | OpenStreetMap | within 1–5 km |
| Nearest airport | OurAirports | straight-line distance |
| Image at the top | Sentinel-2 cloudless (EOX) | at this spot |