January weather forecast
Monte Carlo, Monaco

Monte Carlo, Monaco, greets the new year with generally mild and wet conditions. Notably, January is characterized by the lowest amount of daylight in the year, clocking in at a mere 9.4 hours. The city experiences frequent precipitation, leading to saturated soil and a generally damp atmosphere. Despite the chilly air currents from the north, the city's coastal location aids temperature regulation and prevents the climate from dropping to extreme cold levels. To enjoy the city's glamorous offerings, packing a raincoat and dressing in layers is deemed wise for January visitors.

Temperature

January is the month that records the lowest temperatures, with averages ranging from a high of 12.5°C (54.5°F) to a low of 4.9°C (40.8°F).

Rainfall

In Monte Carlo, in January, it is raining for 6.8 days, with typically 83mm (3.27") of accumulated precipitation. In Monte Carlo, during the entire year, the rain falls for 62.7 days and collects up to 769mm (30.28") of precipitation.

Sea temperature

In Monte Carlo, the average seawater temperature in January is 13.5°C (56.3°F).
Note: If planning to swim in 13.5°C (56.3°F) under 10°C (50°F), wear a protective suit. Neglecting this advice might cause immediate cold shock and troubled breathing. A splash around 13°C (55.4°F) is not much warmer.

Daylight

The average length of the day in January is 9h and 22min.
On the first day of January in Monte Carlo, sunrise is at 08:03 and sunset at 17:03. On the last day of the month, sunrise is at 07:48 and sunset at 17:38 CET.

Sunshine

In Monte Carlo, Monaco, the average sunshine in January is 4.8h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 1 during January leads to these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.