May weather forecast
Monte Carlo, Monaco

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A large fountain of water geysers in front of the Monte Carlo Casino in Monte Carlo, Monaco
A large fountain of water geysers in front of the Monte Carlo Casino in Monte Carlo, Monaco

Weather in May

With May, Monte Carlo embraces peak spring with brighter, longer days. The city experiences its first taste of the approaching summer as the number of rainfall days drop to 5.2, ushering in clear skies. With improved climatic conditions, the city becomes preferable for a plethora of activities such as court-side spectating at the Monaco Grand Prix. It is an apt time for sun-bathing, family picnics, and leisurely strolls along the shores. Sunscreen and a hat become pertinent additions to the May packing list for tourists.

Temperature

May in Monte Carlo, Monaco, brings a slight increase in the average high-temperature, progressing from 16.7°C (62.1°F) in April to a still enjoyable 19.8°C (67.6°F). May witnesses an average low-temperature hovering around a still refreshing 13°C (55.4°F).

Rainfall

In May, the rain falls for 5.2 days. Throughout May, 49mm (1.93") of precipitation is accumulated. Throughout the year, in Monte Carlo, there are 62.7 rainfall days, and 769mm (30.28") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature in Monte Carlo is 18°C (64.4°F).
Note: The majority of individuals find swimming in 18°C (64.4°F) to be unenjoyable. The difficulty in controlling breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in May is 14h and 44min.
On the first day of May, sunrise is at 06:21 and sunset at 20:33. On the last day of the month, sunrise is at 05:51 and sunset at 21:04 CEST.

Sunshine

The average sunshine in May in Monte Carlo is 8.7h.

UV index

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 7 during May translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the temperature in May in Monte Carlo?

Monte Carlo in May has an average high-temperature of 19.8°C (67.6°F) and an average low-temperature of 13°C (55.4°F).

How much does it rain in Monte Carlo in May?

In Monte Carlo, in May, during 5.2 rainfall days, 49mm (1.93") of precipitation is typically accumulated.

What is the sea temperature in May in Monte Carlo?

In Monte Carlo, Monaco, in May, the average water temperature is 18°C (64.4°F). Swimming in 18°C (64.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Monte Carlo have in May?

In Monte Carlo, the average day length in May is 14h and 44min.

When are sunrise and sunset in May in Monte Carlo?

On the first day of May in Monte Carlo, sunrise is at 06:21 and sunset at 20:33. On the last day of the month, sunrise is at 05:51 and sunset at 21:04 CEST.

How long on average sun shines in May in Monte Carlo?

In Monte Carlo, Monaco, the average sunshine duration in May is 8.7h.

What is the UV index reading in May in Monte Carlo?

In May, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Monte Carlo, Monaco

Average temperature in May - Monte Carlo, Monaco
  • Average high temperature in May: 19.8°C

The warmest month (with the highest average high temperature) is August (26.6°C).
The month with the lowest average high temperature is January (12.5°C).

  • Average low temperature in May: 13°C

The months with the highest average low temperature are July and August (19.3°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).

Average rainfall in May
Monte Carlo, Monaco

Average rainfall in May - Monte Carlo, Monaco
  • Average rainfall in May: 48.6mm

The wettest month (with the highest rainfall) is October (108.2mm).
The driest month (with the least rainfall) is July (15.6mm).

Average rainfall days in May
Monte Carlo, Monaco

Average rainfall days in May - Monte Carlo, Monaco
  • Average rainfall days in May: 5.2 days

The month with the highest number of rainy days is November (7 days).
The month with the least rainy days is July (1.9 days).

Average sea temperature in May
Monte Carlo, Monaco

Average sea temperature in May - Monte Carlo, Monaco
  • 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
Monte Carlo, Monaco

Average daylight in May / Average sunshine in May - Monte Carlo, Monaco
  • Average daylight in May: 14h and 4min

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: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average UV index in May
Monte Carlo, Monaco

Average UV index in May - Monte Carlo, Monaco
  • Average UV index in May: 7

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).

Monte Carlo, Monaco

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