Weather in Cannes for May 2026
In general, the average temperature in Cannes at the beginning of May is 18.7 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 21.7 °C by the end of May.
Cannes in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 104.3 mm.
Is May a good time to visit Cannes? check out the best time to travel to Cannes page.
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Cannes Weather May
Temperatures trend during May in Cannes
May weather in Cannes day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Moderate or heavy rain shower | 17° /12° | 23.5 mm | 4 | |
| 2 May |  Patchy rain possible | 19° /12° | 2 mm | 5 | |
| 3 May | Patchy rain possible | 19° /13° | 0.8 mm | 4 | |
| 4 May | Patchy rain possible | 18° /12° | 0.5 mm | 4 | |
| 5 May |  Sunny | 19° /13° | 0.4 mm | 5 | |
| 6 May | Sunny | 19° /12° | 1 mm | 5 | |
| 7 May | Patchy rain possible | 20° /13° | 3.2 mm | 5 | |
| 8 May | Patchy rain possible | 18° /12° | 0.9 mm | 4 | |
| 9 May | Patchy rain possible | 20° /13° | 1.5 mm | 5 | |
| 10 May | Patchy rain possible | 19° /12° | 0.9 mm | 5 | |
| 11 May | Patchy rain possible | 18° /12° | 3.4 mm | 4 | |
| 12 May | Patchy rain possible | 18° /11° | 2.9 mm | 4 | |
| 13 May |  Heavy rain at times | 19° /11° | 1.7 mm | 4 | |
| 14 May | Moderate or heavy rain shower | 18° /12° | 3.5 mm | 4 | |
| 15 May | Moderate rain at times | 19° /13° | 4.5 mm | 4 | |
| 16 May | Moderate or heavy rain shower | 20° /12° | 5.6 mm | 4 | |
| 17 May | Moderate or heavy rain shower | 19° /12° | 4.1 mm | 4 | |
| 18 May | Patchy rain possible | 19° /13° | 1.6 mm | 4 | |
| 19 May | Sunny | 19° /13° | 3.5 mm | 5 | |
| 20 May | Heavy rain at times | 19° /13° | 7.6 mm | 4 | |
| 21 May | Moderate rain at times | 22° /14° | 3.6 mm | 5 | |
| 22 May | Patchy rain possible | 22° /14° | 0.7 mm | 5 | |
| 23 May | Patchy rain possible | 22° /14° | 0.5 mm | 5 | |
| 24 May | Moderate or heavy rain shower | 19° /14° | 2.6 mm | 4 | |
| 25 May | Patchy rain possible | 20° /14° | 0.8 mm | 5 | |
| 26 May | Patchy rain possible | 22° /15° | 0.1 mm | 5 | |
| 27 May |  Cloudy | 21° /16° | 0.5 mm | 5 | |
| 28 May | Heavy rain at times | 22° /16° | 1.4 mm | 5 | |
| 29 May | Patchy rain possible | 22° /16° | 0.3 mm | 5 | |
| 30 May | Patchy rain possible | 23° /16° | 0.2 mm | 5 | |
| 31 May | Patchy rain possible | 22° /16° | 0.3 mm | 5 | |
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Cannes in May - FAQ
Cannes water temperatures in May
The average water temperature of the Mediterranean Sea near Cannes in May is 17.4 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Cannes in May?
- The average water temperature in Cannes in May is 17.4 °C.
- Can you swim in Cannes in May?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
What to pack to Cannes in May?
As you prepare for your trip to Cannes in May, 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 May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
May rainfall patterns in Cannes
UV exposure in Cannes during May
Quick links
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.