May weather forecastCannes, France

Small yachts docked on the port in Cannes, France

May

Weather in May

May in Cannes ushers in noticeably warmer weather, making it an ideal month for outdoor activities. The average temperature ranges from 13.8°C (56.8°F) to 19.8°C (67.6°F) making it one of the hottest months yet in the year thus far. With increasing daylight hours, residents and visitors can make the most out of the sunny, warm weather for outdoor leisure activities. Moreover, Cannes begins witnessing the arrival of beach season, with a significant increase in sea temperature. Despite the sunlight rewarding the residents, the occasional gust of wind adds a refreshing twist to the overall warm climate of May.

Temperature

A gentle upsurge in temperatures occurs as April gives way to May, with average highs shifting from a comfortable 16.8°C (62.2°F) to a still refreshing 19.8°C (67.6°F). During the month of May, Cannes anticipates a mean low-temperature of 13.8°C (56.8°F).

Humidity

In May, the average relative humidity in Cannes is 68%.

Rainfall

In Cannes, in May, it is raining for 12.3 days, with typically 40mm (1.57") of accumulated precipitation. In Cannes, during the entire year, the rain falls for 107.2 days and collects up to 501mm (19.72") of precipitation.

Snowfall

March through December are months without snowfall.

Sea temperature

In May, the average sea temperature is 18°C (64.4°F).
Note: Most people do not enjoy swimming in water that is 18°C (64.4°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).

Daylight

In Cannes, the average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 06:23 and sunset at 20:34. On the last day of May, in Cannes, France, sunrise is at 05:53 and sunset at 21:05 CEST.

Sunshine

The average sunshine in May in Cannes is 11.1h.

UV index

In May, the average daily maximum UV index in Cannes is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in May, in Cannes, is 19.8°C (67.6°F), while the low-temperature averages to 13.8°C (56.8°F).

In Cannes, the average relative humidity in May is 68%.

In Cannes, during May, the rain falls for 12.3 days and regularly aggregates up to 40mm (1.57") of precipitation.

March through December are months without snowfall in Cannes.

In Cannes, in May, the average water temperature is 18°C (64.4°F). For swimming, a surface water temperature of 18°C (64.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

In Cannes, the average day length in May is 14h and 43min.

In May, on the first day of the month, sunrise is at 06:23 and sunset at 20:34. On the last day of the month, in Cannes, France, sunrise is at 05:53 and sunset at 21:05 CEST.

In Cannes, France, the average sunshine duration in May is 11.1h.

The average daily maximum UV index in May in Cannes, France, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

16.8°C

19.8°C

23.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.2km/h

12.6km/h

11.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

14.6

13.5

15.2

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Cannes, France

Average high temperature in May: 19.8°C

The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (11.1°C).

Average low temperature in May: 13.8°C

The month with the highest average low temperature is August (20.8°C).
The coldest months (with the lowest average low temperature) are January and February (6.4°C).

Average pressure in May
Cannes, France

Average pressure in May: 1014.2mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The months with the lowest atmospheric pressure are April and November (1013.9mbar).

Average wind speed in May
Cannes, France

Average wind speed in May: 11.2km/h

The windiest month (with the highest average wind speed) is March (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).

Average humidity in May
Cannes, France

Average humidity in May: 68%

The months with the highest relative humidity are October and November (70%).
The month with the lowest relative humidity is August (65%).

Average rainfall in May
Cannes, France

Average rainfall in May: 40mm

The wettest month (with the highest rainfall) is November (117mm).
The driest month (with the least rainfall) is August (12mm).

Average rainfall days in May
Cannes, France

Average rainfall days in May: 12.3 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is August (5.1 days).

Average snowfall in May
Cannes, France

Average snowfall in May: 0mm

The month with the highest snowfall is January (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in May
Cannes, France

Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May
Cannes, France

Average sea temperature in May: 18°C

The best month for swimming (with the highest average sea temperature) is August (23.7°C).
The coldest month (with the lowest average sea temperature) is February (13.1°C).

Average daylight in May /
Average sunshine in May
Cannes, France

Average daylight in May: 14h and 42min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

Average sunshine in May: 11h and 6min

The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).

Average sunshine days in May
Cannes, France

Average sunshine days in May: 13.5 days

The month with the most sunshine days is December (21.9 days).
The month with the least sunshine days is May (13.5 days).

Average UV index in May
Cannes, France

Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Cannes, France

Average cloud cover in May: 23

The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in May
Cannes, France

Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).