January weather forecast
Genoa, Italy

January in Genoa, Italy, is the month with some of the shortest daylight hours, averaging about 9.3h. The onset of the year is marked by the chill of winter, yet the maritime influence prevents extreme cold. Fluctuations of temperature are evident as the layers of warm and cold clothing adjust to the weather shifts throughout the day. A considerable amount of rainfall at 102mm (4.02") is experienced in January, with an average of 7.7 days of rainfall. A visit to the beach is less viable with the sea hosting relatively low temperatures.

Temperature

January, on average, is the coldest month, registering a high temperature of 11.5°C (52.7°F) and a low of 5.5°C (41.9°F).

Rainfall

In January, the rain falls for 7.7 days. Throughout January, 102mm (4.02") of precipitation is accumulated. Throughout the year, there are 75.7 rainfall days, and 1079mm (42.48") of precipitation is accumulated.

Sea temperature

In January, the average sea temperature in Genoa is 13.6°C (56.5°F).
Note: With the appropriate swimsuit, one can swim in 13.6°C (56.5°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.

Daylight

The average length of the day in January in Genoa is 9h and 17min.
On the first day of January, sunrise is at 08:00 and sunset at 16:54. On the last day of the month, sunrise is at 07:44 and sunset at 17:31 CET.

Sunshine

In Genoa, the average sunshine in January is 3.8h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Genoa. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 1 in January leads to these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.