Climate of Monaco

Last updated: April 14, 2025

The climate of Monaco is characterized by a Mediterranean influence, offering mild winters and warm summers that make it a desirable destination year-round. In February, temperatures dip to a minimum of -1°C (30°F), while June brings a delightful rise to a maximum of 29°C (85°F). Rainfall varies significantly throughout the year, with July experiencing the least precipitation at just 24 mm (0.9 in), in stark contrast to November's maximum of 143 mm (5.6 in). Humidity levels also fluctuate, averaging a low of 66% in the warmest month of August and climbing to 82% in November, reflecting the transitional weather patterns of the region. This unique blend of temperature, precipitation, and humidity creates a vibrant climate that captivates both residents and visitors alike in the Municipality of Monaco.

Monaco Climate Zones

Monaco is characterized by a Csb climate according to the Köppen-Geiger classification, which denotes a Mediterranean marine climate with mild, wet winters and warm, dry summers. This unique climate fosters lush gardens and vibrant outdoor activities year-round, making the principality a delightful destination for visitors seeking both relaxation and adventure. The coastal location further enhances this mild climate, ensuring that the beauty of Monaco is accentuated by its pleasant weather. To learn more about the specific climate conditions in the area, visit the Municipality of Monaco page.

Köppen-Geiger Climate Classification of Monaco
Climate ZoneDescription
CsbWarm-summer Mediterranean climate with dry summers and wet winters.

Monaco Temperature by Month

Monaco's temperature trends illustrate a delightful Mediterranean climate, characterized by mild winters and warm summers. In January, daytime temperatures typically range from a chilly 3°C (38°F) to a pleasant 15°C (60°F), gradually warming through February and March, where highs reach 16°C (61°F) and 17°C (63°F) respectively. As spring arrives, temperatures soar in April, peaking at 21°C (70°F), while May welcomes the summer months with highs climbing to a delightful 27°C (80°F). The summer months of June, July, and August remain consistently warm, with temperatures averaging between 18°C (64°F) at night and a hot 29°C (85°F) during the day. As autumn sets in, September brings a slight drop to 26°C (79°F), further cooling in October and November, where highs are 22°C (73°F) and 18°C (65°F) respectively. By December, the chill returns, with temperatures ranging from 4°C (40°F) to 16°C (61°F), marking a gradual transition back to winter. This climatic evolution highlights Monaco's inviting weather, making it a year-round destination for visitors and residents alike.

Monthly Temperatures in Monaco

The chart illustrates Monaco's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec484951556169737569625550
Data source: Monaco temperature data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

Precipitation Patterns in Monaco

In Monaco, precipitation patterns reveal a distinct seasonal rhythm, with July typically offering the driest conditions, averaging a modest 24 mm (0.9 in) of rain over just 5 days. As the year progresses into November, the climate shifts dramatically, with rainfall peaking at 143 mm (5.6 in) and the number of rainy days increasing to 13. This trend highlights the transition from the sun-drenched summer months to a more overcast and wetter autumn, underscoring the vibrant climatic contrasts that define this Mediterranean gem.

Precipitation Trends in Monaco

The chart illustrates Monaco's yearly temperature patterns, showing data aggregated from various locations across the region, highlighting seasonal variations and monthly temperature changes.
JanFebMarAprMayJunJulAugSepOctNovDec534674757043242747120144111
Data source: Monaco precipitation data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Monaco Humidity

In the Municipality of Monaco, humidity levels reveal a distinct seasonal trend, ranging from a minimum of 66% in August to a maximum of 82% in November. This fluctuation reflects the region's transition from the warm, drier summer months to the cooler, more humid autumn season. As the summer sun gives way to the approaching winter, residents and visitors alike may notice an increase in moisture in the air, which can influence both comfort levels and local weather patterns. This dynamic climate factor adds a unique layer to Monaco's charm, shaping the experience of its picturesque surroundings year-round.

Average Humidity in Monaco

Monaco's Average Monthly Humidity Levels: This chart highlights Monaco's humidity fluctuations throughout the year, making it easy to compare seasonal trends. See how humidity varies month by month and understand Monaco's climate patterns.
JanFebMarAprMayJunJulAugSepOctNovDec80%74%71%75%74%72%69%66%71%78%82%79%
Data source: Humidity data for Monaco generated using information from the Copernicus Climate Change Service.

Monaco UV Index Trends

In the Municipality of Monaco, the UV Index trends reveal a consistent peak, with an average daily maximum of 9 in June. This sustained level indicates a strong intensity of ultraviolet radiation during this month, highlighting the importance of sun protection for residents and visitors alike. As summer approaches, individuals need to be increasingly aware of these UV levels, ensuring they take appropriate measures to safeguard their skin while enjoying the sunny Mediterranean climate.

Maximum UV Index Levels in Monaco

The chart shows the monthly maximum UV Index (UVI) in Monaco, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec245789987532
Data source: Monaco UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Sunshine Duration in Monaco

In the Municipality of Monaco, sunshine duration reveals a striking contrast between the winter and summer months. In January, residents enjoy around 199 hours of sunshine, a modest but valuable respite during the cooler season. As summer arrives, the sunshine soars, with 435 hours of dazzling daylight in July, showcasing Monaco's appeal as a sun-soaked destination. This significant increase in sunshine duration from winter to summer not only enhances the charm of the Mediterranean environment but also underscores the region's potential for outdoor activities and vibrant summer events.

Monthly Sunshine Duration in Monaco

The Monaco sunshine duration chart shows the total hours of direct sunlight in Monaco each month, excluding cloudy or obstructed periods, and compares the sunshine duration across different months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec199h255h329h349h406h420h435h405h344h310h249h244h
Data source: Monaco sunshine duration data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.

Chance of Sun in Monaco

In the Municipality of Monaco, the likelihood of sunny weather varies significantly throughout the year, showcasing a distinct seasonal trend. In January, visitors can expect a moderate 41% chance of sunshine, which reflects the cooler winter climate. However, as summer arrives, this figure dramatically increases to 67% in August, making it a prime time for sun-seekers. This notable rise in sunny days highlights Monaco's appeal as a vibrant summer destination, where sunshine becomes almost a guarantee for outdoor activities and leisure.

Percentage of Sunny Days in Monaco

The chart illustrates the percentage of sunny days in Monaco throughout the year. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Monaco experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%48%64%45%49%56%60%67%50%54%45%52%
Data source: Monaco chance of sun data, generated using information from the Copernicus Climate Change Service.

Average Daylight Hours Across the Monaco

In the Municipality of Monaco, daylight hours vary significantly throughout the year, reflecting the rhythm of the seasons. December showcases a modest 8 hours of sunlight, inviting a cozy, festive atmosphere as the year winds down. In contrast, June bursts to life with an impressive 15 hours of daylight, offering ample time for outdoor activities and seaside enjoyment. This striking contrast underscores Monaco's vibrant transformation from the quiet winter months to the lively summer days, making it a captivating destination year-round.

Average Monthly Daylight Hours in Monaco

This chart shows the total daylight hours Monaco receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 19m10h 29m11h 57m13h 27m14h 44m15h 22m15h 2m13h 54m12h 27m10h 57m9h 38m8h 57m
Data source: Monaco daylight hours, calculated by summing the hours between sunrise and sunset for each day.

Climate Breakdown by Monaco Region

Monaco boasts a mild Mediterranean climate, characterized by warm summers and moderate winters. January temperatures range from a crisp 3°C to a cozy 15°C, while July peaks delightfully at 29°C, perfect for enjoying the vibrant coastal life. Although the region experiences a fair amount of rainfall, particularly in October and November, sunshine and pleasant breezes prevail, making it an attractive destination year-round. The humidity varies, typically around 70%, contributing to the city's lush landscapes and enchanting atmosphere. For more detailed information, visit the Municipality of Monaco climate.

Summary and Key Takeaways on the Climate of the Monaco

The climate of Monaco presents a unique blend of mild winters and warm summers, creating an inviting atmosphere throughout the year. Temperatures can dip to a chilly -1°C (30°F) in February, but soar to a delightful 29°C (85°F) by June, marking the onset of the sun-drenched summer months. While July remains the driest month with just 24 mm (0.9 in) of precipitation, November brings a striking contrast, delivering up to 143 mm (5.6 in), highlighting the seasonal shift as autumn unfolds. Humidity levels also vary significantly, with an average low of 66% in the balmy August and peaking at 82% in November, contributing to the area’s picturesque charm. These climatic trends underscore Monaco's appeal as a year-round destination, balancing the allure of a Mediterranean climate with the distinct rhythms of each season.