Lisbon
Portugal
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Lisbon, Portugal

The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle
The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle
The winter's cold is worst in January. Temperatures remain at 11.7°C (53.1°F). Much of December's rain is gone, and now is the time to go out and enjoy delicious al fresco meals by the river or on restaurant terraces. There are not many tourists in January to challenge the acquisition of a perfect spot by the Tagus river (Rio Tejo).

What is the coldest month in Lisbon?

With an average high-temperature of 14.8°C (58.6°F) and an average low-temperature of 8.3°C (46.9°F), January is the coldest month in Lisbon, Portugal.

What is the temperature in January in Lisbon?

The average high-temperature, in January, is 14.8°C (58.6°F), while the average low-temperature is 8.3°C (46.9°F).

How much does it rain in Lisbon in January?

In Lisbon, Portugal, in January, during 14 rainfall days, 99.9mm (3.9") of precipitation is typically accumulated.

How cold is the water in January in Lisbon?

In Lisbon, in January, the average water temperature is 15.8°C (60.4°F). For swimming, a surface water temperature of 15.8°C (60.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

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

In January, the average length of the day in Lisbon is 9.8h.

What is the month with the least sunshine in Lisbon?

January, February, November and December, with an average of 5h of sunshine, are months with the least sunshine in Lisbon, Portugal.

How many hours of sunshine does Lisbon have in January?

In Lisbon, Portugal, the average sunshine in January is 5h.

What are the months with the lowest UV index in Lisbon?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Lisbon.

What is the UV index reading in January in Lisbon?

In January, the average daily maximum UV index in Lisbon, Portugal, is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in January - Lisbon, Portugal
  • Average high temperature in January: 14.8°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (14.8°C).

  • Average low temperature in January: 8.3°C

The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).

Average rainfall in January - Lisbon, Portugal
  • Average rainfall in January: 99.9mm

The wettest month (with the highest rainfall) is November (127.6mm).
The driest month (with the lowest rainfall) is July (4.2mm).

Average rainfall days in January - Lisbon, Portugal
  • Average rainfall days in January: 14 days

Months with the highest number of rainy days are January, February and December (14 days).
Months with the lowest number of rainy days are July and August (2 days).

Average sea temperature in January - Lisbon, Portugal
  • Average sea temperature in January: 15.8°C

The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).

Average daylight in January / Average sunshine in January - Lisbon, Portugal
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in January: 5h

Months with most sunshine are July and August (Average sunshine: 11h).
Months with least sunshine are January, February, November and December (Average sunshine: 5).

Average UV index in January - Lisbon, Portugal
  • Average UV index in January: 2

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 2).