Cannes in August
In August, Cannes averages 29°C (84°F) during the day and 21°C (70°F) at night, with only about 4 rainy days.
Peak seasonConditions are warm and beach-friendly. Occasional showers are likely but won't dominate.
August is a great month to visit Cannes: pleasant temperatures and relatively few wet days.
How August compares to the rest of the year in Cannes
August is one of the warmest months in Cannes (1st of 12) and one of the driest months (11th of 12). Daytime temperature runs 9°C above the annual average (20°C). August runs roughly the same as July (29°C) and cools 4°C in September (26°C).
August sunrise & sunset in Cannes
Times shown for Cannes local time (Europe/Paris), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Cannes — August
Golden-hour and blue-hour windows for the 15th of August, in Cannes's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cannes in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Peak season) and Cannes's popularity.
Crowds & pricing — August in Cannes
Cannes is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.
Why this tier: comfortable tourism weather Northern Hemisphere summer holidays beach-season conditions
Sun & mosquito risk — August in Cannes
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Cannes in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 12°C / 54°F | 5°C / 41°F | 62 mm | 6 | — |
| February | 13°C / 56°F | 6°C / 42°F | 69 mm | 8 | — |
| March | 16°C / 60°F | 7°C / 45°F | 54 mm | 6 | — |
| April | 18°C / 64°F | 10°C / 50°F | 56 mm | 6 | — |
| May | 21°C / 70°F | 14°C / 57°F | 49 mm | 8 | — |
| June | 26°C / 79°F | 19°C / 65°F | 35 mm | 6 | — |
| July | 29°C / 84°F | 21°C / 70°F | 16 mm | 3 | — |
| August | 29°C / 84°F | 21°C / 70°F | 25 mm | 4 | — |
| September | 26°C / 78°F | 18°C / 64°F | 38 mm | 5 | — |
| October | 21°C / 70°F | 14°C / 58°F | 120 mm | 8 | — |
| November | 17°C / 62°F | 10°C / 49°F | 166 mm | 10 | — |
| December | 14°C / 56°F | 7°C / 44°F | 81 mm | 7 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Cannes in August →
Frequently asked questions
How hot is Cannes in August?
In August, Cannes averages a high of 29°C (84°F) and a low of 21°C (70°F) — generally warm.
Does it rain a lot in Cannes in August?
August is generally dry in Cannes, with about 4 rainy days on average.
Is August a good time to visit Cannes?
August is warm and mostly dry. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cannes in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full August packing list for Cannes for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.