Weather in Saint-Malo for August 2026
So far, August 2026 in Saint-Malo is slightly warmer than the historical average by 0.8 °C.
The forecast for the next days in Saint-Malo predicts temperatures to be around 20 °C, close to the historical average.
In general, the average temperature in Saint-Malo at the beginning of August is 21.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 20 °C by the end of August.
Saint-Malo experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 50.4 mm.
Is August a good time to visit Saint-Malo? check out the best time to travel to Saint-Malo page.
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Saint-Malo Weather August
Temperatures trend during August in Saint-Malo
August weather in Saint-Malo day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Overcast | 21° /15° | 3.7 mm | 5 | |
| 2 Aug. |  Patchy rain possible | 21° /14° | 2.5 mm | 6 | |
| 3 Aug. |  Sunny | 22° /15° | 4 mm | 6 | |
| 4 Aug. |  Moderate rain at times | 22° /15° | 1.9 mm | 6 | |
| 5 Aug. | Sunny | 21° /14° | 0.6 mm | 6 | |
| 6 Aug. | Patchy rain possible | 21° /14° | 0.5 mm | 6 | |
| 7 Aug. | Sunny | 21° /14° | 1.1 mm | 6 | |
| 8 Aug. | Patchy rain possible | 23° /14° | 0.3 mm | 6 | |
| 9 Aug. | Sunny | 23° /15° | 1 mm | 6 | |
| 10 Aug. | Sunny | 24° /16° | 0.8 mm | 6 | |
| 11 Aug. | Sunny | 27° /16° | 2.5 mm | 7 | |
| 12 Aug. | Patchy rain possible | 26° /17° | 0.1 mm | 6 | |
| 13 Aug. | Sunny | 25° /16° | 0.2 mm | 6 | |
| 14 Aug. | Moderate or heavy rain shower | 23° /16° | 2.3 mm | 6 | |
| 15 Aug. |  Partly cloudy | 23° /16° | 0.1 mm | 6 | |
| 16 Aug. | Overcast | 22° /16° | 1.6 mm | 5 | |
| 17 Aug. | Overcast | 22° /16° | 1.5 mm | 5 | |
| 18 Aug. | Patchy rain possible | 22° /16° | 0.4 mm | 5 | |
| 19 Aug. | Moderate or heavy rain shower | 23° /15° | 2.4 mm | 5 | |
| 20 Aug. | Patchy rain possible | 21° /15° | 1.3 mm | 5 | |
| 21 Aug. | Moderate rain at times | 20° /14° | 1.7 mm | 5 | |
| 22 Aug. | Sunny | 20° /17° | 0 mm | 5.6 | |
| 23 Aug. | Overcast | 22° /17° | 0 mm | 5.2 | |
| 24 Aug. | Overcast | 24° /18° | 0.9 mm | 4.4 | |
| 25 Aug. | Overcast | 24° /18° | 1.2 mm | 5.5 | |
| 26 Aug. | Overcast | 21° /18° | 2 mm | 5 | |
| 27 Aug. | Patchy rain possible | 20° /17° | 2.4 mm | 5 | |
| 28 Aug. | Light rain shower | 20° /15° | 5.1 mm | 4 | |
| 29 Aug. | Patchy rain possible | 19° /18° | 1.6 mm | 4 | |
| 30 Aug. | Patchy rain possible | 18° /17° | 1 mm | 5 | |
| 31 Aug. | Overcast | 18° /17° | 2.7 mm | 4 | |
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Saint-Malo weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 21°/15° | 22°/15° | 20°/14° |
| Rainfall | 77 mm | 50 mm | 77 mm |
| Wind | 23.2 km/h | 22.9 km/h | 24.7 km/h |
| Humidity | 75% | 73% | 74% |
| Rainy days | 21 days | 22 days | 25 days |
| Dry days | 10 days | 9 days | 5 days |
Planning a trip to Saint-Malo? Discover the best time to visit
Saint-Malo in August - FAQ
What are the expected maximum and minimum temperatures in Saint-Malo during August?
How much rainfall should be expected in Saint-Malo during August?
What are the typical wind conditions in Saint-Malo during August?
August rainfall patterns in Saint-Malo
UV exposure in Saint-Malo during August
What to pack to Saint-Malo in August?
Mild · highs around 22 °C, frequent showers
As you prepare for your trip to Saint-Malo in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Saint-Malo, during August, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Saint-Malo?Get accurate weather forecasts for Saint-Malo, located at latitude 48.647 and longitude -2.009. Stay updated with localized weather information tailored for Saint-Malo.