During the week of 7 July 2025 - 13 July 2025, temperatures averaged at 27 °C (81 °F) during the day and dropped to 20 °C (68 °F) at night. Both the daily and night temperatures in Monaco are roughly same as the long-term average, which is around 28 °C (82 °F) and 19 °C (66 °F) respectively. Monday marked the hottest day of the week. The average temperatures observed during different times of day (based on local time) were as below: 7am 22 °C (72 °F), 10am 25 °C (77 °F), 1pm 24 °C (75 °F), 4pm 26 °C (79 °F), 7pm 25 °C (77 °F), 10pm 23 °C (73 °F).

During this week: 6 days without rain and 1 day with light rain were observed. The total precipitation for the week in Monaco was 1 mm (0.04 in), which is slightly below the area's average of 3 mm (0.12 in). During the daytime (from dawn to dusk), there was 14 % cloud coverage on average.

The wind's speed averaged 4.1 m/s. The atmosferic pressure ranged from 1000 hpa to 1017 hpa. On average, the air humidity in Monaco was 55 %.

During the daytime (from dawn to dusk), there were in average: 13 hours clear skies, 1.5 hours partially overcast skies and 1 hour overcast skies. On average, the time of sunrise was 05:58, and the time of sunset was 21:12.

Weather overview

Monaco (France) is a place with a mild climate. The day temperatures range from 11 °C (51 °F) in February to 28 °C (82 °F) in July. The least rainy month in Monaco is July with its 3 days of rain, the rainiest month is November, when it rains 8 days. The highest night temperatures could be experienced in August with 19 °C (67 °F), the lowest in February with 3 °C (38 °F). The highest sea temperatures in Monaco are in August with 24 °C (75 °F) and the lowest in February with 13 °C (56 °F).

January weather

The descent of the day temperature can be observed, with its value being 11 °C (52 °F) in Monaco, and the sea temperature continues to descent as well, with its value of 14 °C (57 °F). The descent of the number of rainy days can be observed, the value of this measure is 6 days, and the rainfall amount continues to descent as well, its value is 59 mm (2.34 in). The night temperature descents similarly to the previous month, with its value of 4 °C (38 °F).

February weather

The minimum of the day temperature can be noticed, the value of this measure is 11 °C (51 °F) in Monaco, and the sea temperature reaches its minimum too, with its value being 13 °C (56 °F). The rainfall amount descents similarly to the previous month, with its value being 48 mm (1.89 in). The minimum of the night temperature is observable, with its value of 3 °C (38 °F). The number of sun hours (without clouds) starts to rise, with its value being 5 hours.

March weather

The beginning of the descent of the number of rainy days could be noticed in Monaco. The night temperature rise's start could be observed, and the day temperature rise's start could be observed too in this month. The rise of the number of sun hours (without clouds) can be observed, with its value of 6 hours.

April weather

The day temperature rises similarly to the previous month in Monaco, while the beginning of the rise of the sea temperature could be noticed, the value of this measure is 14 °C (58 °F). The rainfall amount starts to rise, with its value being 68 mm (2.69 in), and the beginning of the rise of the number of rainy days could be noticed as well, the value of this measure is 8 days. The rise of the night temperature can be observed, with its value of 9 °C (47 °F). The number of sun hours (without clouds) continues to rise, the value of this measure is 7 hours.

May weather

The day temperature continues to rise, with its value of 21 °C (69 °F) in Monaco, and the sea temperature rises similarly to the previous month too. The number of rainy days descent's start could be observed, with its value of 6 days, and the rainfall amount starts to descent as well, its value is 50 mm (1.98 in). The number of sun hours (without clouds) rises similarly to the previous month, its value is 8 hours. The maximum of the humidity is observable, the value of this measure is 76 %.

June weather

The tourist season slowly starts in Monaco. The rise of the day temperature can be observed, with its value being 25 °C (76 °F), and the sea temperature rises similarly to the previous month as well, its value is 20 °C (69 °F). The number of rainy days continues to descent, the value of this measure is 5 days, and the rainfall amount descents similarly to the previous month too, with its value of 36 mm (1.42 in). The night temperature rises similarly to the previous month, the value of this measure is 16 °C (61 °F).

July weather

The ongoing tourist season is noticeable this month in Monaco. The sea temperature rises similarly to the previous month, with its value being 23 °C (74 °F), while the day temperature reaches its maximum in July. The minimum of the number of rainy days is observable, with its value being 3 days, and the minimum of the rainfall amount can be noticed too in July. The number of sun hours (without clouds) is on its maximum in July.

August weather

The tourist season continues in Monaco. The sea temperature is on its maximum, the value of this measure is 24 °C (75 °F), and the night temperature reaches its maximum too. The number of rainy days starts to rise, with its value being 4 days, and the beginning of the rise of the rainfall amount could be noticed as well, its value is 26 mm (1.02 in). The number of sun hours (without clouds) starts to descent, with its value being 9 hours.

September weather

The day temperature descent's start could be observed, with its value of 24 °C (75 °F) in Monaco, and the sea temperature descent's start could be observed too, with its value of 22 °C (71 °F). The ongoing tourist season is noticeable. The number of rainy days rises similarly to the previous month, the value of this measure is 5 days, and the rise of the rainfall amount can be observed as well. The night temperature starts to descent, its value is 16 °C (61 °F).

October weather

The sea temperature continues to descent, with its value being 19 °C (67 °F) in Monaco, and the day temperature descents similarly to the previous month too, with its value of 19 °C (67 °F). The rise of the number of rainy days can be observed, the value of this measure is 8 days, while the maximum of the rainfall amount can be noticed, its value is 108 mm (4.25 in). The descent of the night temperature can be observed, with its value of 12 °C (54 °F). The number of sun hours (without clouds) descents similarly to the previous month, its value is 6 hours.

November weather

The day temperature descents similarly to the previous month, its value is 15 °C (58 °F) in Monaco, and the descent of the sea temperature can be observed too, with its value being 17 °C (63 °F). The beginning of the descent of the rainfall amount could be noticed, the value of this measure is 99 mm (3.88 in), while the number of rainy days is on its maximum in November. The night temperature descents similarly to the previous month, with its value being 7 °C (45 °F). The descent of the number of sun hours (without clouds) can be observed, with its value of 5 hours.

December weather

The day temperature continues to descent, the value of this measure is 12 °C (53 °F) in Monaco, and the sea temperature continues to descent too, its value is 15 °C (59 °F). The number of rainy days starts to descent, with its value being 7 days, while the descent of the rainfall amount can be observed, its value is 79 mm (3.11 in). The night temperature continues to descent. The number of sun hours (without clouds) is on its minimum, its value is 5 hours.

What is the air temperature in April in Monaco at night?

The average night temperature in April in Monaco is 9 °C (47 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.

What is the sea temperature in Monaco in May?

In Monaco in May expect the sea to be warm at 17 °C (63 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.

Is it hot in June in Monaco?

In June in Monaco, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

Are there good conditions to visit in Monaco in July?

July is one of the best months to visit Monaco. The daily temperatures in this month reach pleasant 28 °C (82 °F). The seawater temperature reaches ideal 23 °C (74 °F). At night, temperatures hover around a pleasant 19 °C (66 °F). You can expect just 3 days of rain during the month, taking an umbrella is not necessary.

What is the temperature in Monaco during the day in August?

In Monaco in August, the average daily temperatures will be 28 °C (82 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

Is September part of the wet season in Monaco?

No, there is no wet season in Monaco in September - you can expect 5 days of rain during the month.

What is the average number of rainy days in Monaco in October?

In Monaco in October, we can expect 8 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.8 days of the week, or in general - 25 % days.