Rome
Italy
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Rome, Italy

The sun rising beautifully above the Colosseum in Rome, Italy
The sun rising beautifully above the Colosseum in Rome, Italy
January is the coldest month of the year in Rome, with the winter at its peak. The average temperatures are in the 3.3°C (37.9°F) to 11.7°C (53.1°F) zone, but the mercury occasionally drops below the freezing 0°C (32°F) at night.
The rain is to the tune of 66mm (2.6"), and the nights are cloudy and mild in the times of the southern wind. The northern wind brings cold, frost, and the temperature drops even to -3.9°C (25°F) in the surrounding countryside, but the city is at least -15°C (5°F) warmer due to the urban heat island effect.
Tourists find the conditions hospitable as they visit Rome and the Vatican City in droves at the beginning of the New Year.

What is the coldest month in Rome?

With an average high-temperature of 11.9°C (53.4°F) and an average low-temperature of 3.1°C (37.6°F), January is the coldest month.

What is the temperature in January in Rome?

In January, in Rome, Italy, the average high-temperature is 11.9°C (53.4°F), and the average low-temperature is 3.1°C (37.6°F).

How much does it rain in Rome in January?

In Rome, during January, the rain falls for 7 days and regularly aggregates up to 66.9mm (2.6") of precipitation.

What is the average length of the day in January in Rome?

In January, the average length of the day in Rome, Italy, is 9.5h.

How many hours of sunshine does Rome have in January?

In January, the average sunshine in Rome is 3.9h.

How high is the UV index in January in Rome?

The average daily maximum UV index in January in Rome, Italy, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV rays.
Average temperature in January - Rome, Italy
  • Average high temperature in January: 11.9°C

The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (11.9°C).

  • Average low temperature in January: 3.1°C

The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).

Average rainfall in January - Rome, Italy
  • Average rainfall in January: 66.9mm

The wettest month (with the highest rainfall) is November (115.4mm).
The driest month (with the lowest rainfall) is July (19.2mm).

Average rainfall days in January - Rome, Italy
  • Average rainfall days in January: 7 days

The month with the highest number of rainy days is November (9.7 days).
The month with the lowest number of rainy days is July (2.1 days).

Average daylight in January / Average sunshine in January - Rome, Italy
  • Average daylight in January: 9.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in January: 3.9h

The month with most sunshine is July (Average sunshine: 10.7h).
The month with least sunshine is December (Average sunshine: 3.6h).

Average UV index in January - Rome, Italy
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 1).