This page presents Monaco's climate context for the current climatology, 1991-2020, derived from observed, historical data. Information should be used to build a strong understanding of current climate conditions in order to appreciate future climate scenarios and projected change. You can visualize data for the current climatology through spatial variation, the seasonal cycle, or as a time series. Analysis is available for both annual and seasonal data. Data presentation defaults to national-scale aggregation, however sub-national data aggregations can be accessed by clicking within a country, on a sub-national unit. Other historical climatologies can be selected from the Time Period dropdown list. Data for specific coordinates can be downloaded for in the Data Download page.
Monaco enjoys a temperate Mediterranean climate, characterized by hot, dry summers and mild, wet winters. The average temperature is approximately 16.5°C and the seasonal amplitude is less than 15°C. The annual average rainfall is 714.6 mm with the highest precipitation occurring in autumn and spring. Negative temperatures remain rare as well as the number of days when minimum temperatures are below 5°C, which on average is 12 days per year.
- Increase in annual average temperature during the 20th century, with two of the hottest years observed after 2000, in 2003 and 2006.
- Annual average temperature is observed to be 1.5°C higher than compared to the levels at the end of the 19th century.
- Increase in rainfall intensities during the season. Decrease in overall cumulative rainfall amount over the last 30 years.