Weather in Cannes for August 2026
In general, the average temperature in Cannes at the beginning of August is 28.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 26.6 °C by the end of August.
With an average of 5 rainy days, Cannes experiences minimal rainfall in August.
Is August a good time to visit Cannes? check out the best time to travel to Cannes page.
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Cannes Weather August
Temperatures trend during August in Cannes
August weather in Cannes day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Overcast | 30° /21° | 0 mm | 7 | |
| 2 Aug. |  Sunny | 29° /21° | 0 mm | 7 | |
| 3 Aug. | Sunny | 30° /22° | 0.3 mm | 7 | |
| 4 Aug. |  Heavy rain at times | 27° /21° | 1 mm | 6 | |
| 5 Aug. | Sunny | 27° /20° | 0 mm | 7 | |
| 6 Aug. | Sunny | 28° /20° | 0.3 mm | 7 | |
| 7 Aug. | Sunny | 27° /21° | 0 mm | 7 | |
| 8 Aug. | Sunny | 27° /22° | 0.1 mm | 6 | |
| 9 Aug. | Sunny | 28° /21° | 0.9 mm | 7 | |
| 10 Aug. | Overcast | 29° /21° | 0.2 mm | 7 | |
| 11 Aug. | Sunny | 29° /21° | 0.5 mm | 7 | |
| 12 Aug. | Sunny | 29° /22° | 1.3 mm | 7 | |
| 13 Aug. | Sunny | 29° /22° | 0.7 mm | 7 | |
| 14 Aug. | Sunny | 30° /22° | 3.6 mm | 7 | |
| 15 Aug. | Sunny | 30° /22° | 3.7 mm | 7 | |
| 16 Aug. | Sunny | 30° /23° | 0.1 mm | 7 | |
| 17 Aug. |  Patchy rain possible | 29° /23° | 0.2 mm | 6 | |
| 18 Aug. | Sunny | 29° /23° | 0.5 mm | 7 | |
| 19 Aug. | Sunny | 29° /20° | 0.4 mm | 7 | |
| 20 Aug. | Sunny | 28° /22° | 0.3 mm | 7 | |
| 21 Aug. | Sunny | 29° /23° | 0.1 mm | 7 | |
| 22 Aug. |  Cloudy | 29° /23° | 0.2 mm | 7 | |
| 23 Aug. | Overcast | 29° /22° | 0 mm | 7 | |
| 24 Aug. | Sunny | 28° /21° | 0 mm | 7 | |
| 25 Aug. | Sunny | 28° /22° | 0 mm | 7 | |
| 26 Aug. | Patchy rain possible | 28° /21° | 0.2 mm | 6 | |
| 27 Aug. | Light rain shower | 27° /20° | 10.6 mm | 6 | |
| 28 Aug. |  Torrential rain shower | 25° /19° | 37.4 mm | 6 | |
| 29 Aug. |  Moderate or heavy rain shower | 26° /18° | 2.7 mm | 6 | |
| 30 Aug. | Sunny | 26° /19° | 0.5 mm | 6 | |
| 31 Aug. | Sunny | 26° /20° | 0 mm | 6 | |
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Cannes weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 28°/21° | 28°/22° | 23°/18° |
| Rainfall | 13 mm | 80 mm | 77 mm |
| Wind | 16.1 km/h | 14.2 km/h | 17.5 km/h |
| Humidity | 65% | 60% | 64% |
| Rainy days | 5 days | 5 days | 12 days |
| Dry days | 26 days | 26 days | 18 days |
Planning a trip to Cannes? Discover the best time to visit
Cannes in August - FAQ
Cannes water temperatures in August
The average water temperature of the Mediterranean Sea near Cannes in August is 24.3 °C. At the beginning of August temperatures are around 23.6 °C; by the end of the month they get warmer and reach 25 °C.
- What is the water temperature in Cannes in August?
- The average water temperature in Cannes in August is 24.3 °C.
- Can you swim in Cannes in August?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
What to pack to Cannes in August?
As you prepare for your trip to Cannes 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 Cannes, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
August rainfall patterns in Cannes
UV exposure in Cannes during August
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Where is Cannes?Get accurate weather forecasts for Cannes, located at latitude 43.551 and longitude 7.013. Stay updated with localized weather information tailored for Cannes.