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Lisbon in January: Weather, Average temperature and Climate

Take a look at past year’s weather for Lisbon in January and see if it is worth visiting.
Check flight prices to Lisbon on Avionero:
January

Weather in Lisbon in January 2025

OK Weather
Mild
☀️
Sunny
✈️
$698 - $1,023
🌊
Cold water
Lisbon in January usually sees fair weather conditions, with an average daily high temperature of +57°F and roughly 12 sunny days. However, you should prepare for about 12 rainy days with an average precipitation of 84 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Lisbon;

Average weather

☀️
+57°F
Avg. max. temperature
+34°F
Min.
+72°F
Max.
84 mm
Total precipitation
79%
Avg. humidity
3 m/s
Avg. wind
12 ☀️
Sunny Days
7 ⛅️
Cloudy
12 🌦
Rainy
Our opinion: Lisbon has OK weather in January.

Average temperature in Lisbon in January

Here are the expected maximum, average and minimum temperatures in Lisbon for January based on the historical data.
Last Year
Historical Data

The temperature in January is +59°F on average, with a range between a maximum of +64°F during the day and a minimum of +39°F at night.

The average maximum temperature goes down 21% by the end of the month, compared with the beginning of the month, from +64°F to +59°F.

Is Lisbon warm or cold in January?

Lisbon is typically mild in January.

Maximum temperatures go down compared to the previous month from +59°F to +57°F. The minimum temperature also goes down from +50°F to +48°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

January is the coldest month in Lisbon, here is the comparison with other months:

Water temperature in Lisbon in January

Water in Lisbon in January is Cold. It varies from +58°F to +62°F, with an average of +60°F. Note that the air temperature is lower than the water temperature, averaging around +57°F.

The water temperature in January is one of the coldest of the entire year:

The warmest water temperatures in Lisbon are reached in October, when the average sea temperature rises to +68°F. The coldest water temperatures are in March, with an average of +59°F.

Can you swim in Lisbon in January?

We would not recommend swimming in Lisbon in January, the water is very cold (+60°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Travel to Lisbon

Click to see more details
✈️
67
Flights per week
$698
Min. Price
$1,023
Max. Price

Climate in Lisbon in January

Lisbon weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+59°F+57°F+59°F
Min. temperature
+36°F+34°F+37°F
Max. temperature
+70°F+72°F+75°F
Rainfall
122 mm84 mm68 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+62°F+60°F+60°F
Humidity
80%79%75%
Air pressure
1021 HPa1022 HPa1020 HPa
Sunny days
111210
Cloudy days
676
Rainy days
131211
Snowy days
000

January weather is still as ok as in December. It’s getting colder in January. From +59°F in the day, the average maximum temperature lowers to +57°F. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 122 mm to 84 mm. It feels drier, as humidity decreases from 80% to 79%. The average wind speed doesn’t change much during January, staying around 3 m/s. The good news is there are likely to be more sunny days in January, from 11 to 12.

February brings much the same weather, it remains ok.

Wind

Wind speed in Lisbon in January based on historical data.
Last Year
Historical Data

The average wind speed is 5 m/s getting up to 12 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Lisbon is gradually decreasing during January, going from 12 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Lisbon based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in January stands at 42%, leading to total precipitation of around 202 mm. The maximum amount of rainfall per day is around 48 mm, which is moderate rain. January is a pretty wet month with over 13 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Lisbon wettest month is December, where a typical day has a 42% chance of precipitation and 122 mm of rainfall per day. July, on the other hand, is the driest month with a mere 6% chance of precipitation and 2 mm of rainfall per day.

How was the weather last January in Lisbon?

This is the weather in Lisbon in January 2023:
1 January
☀️
+65°F
2 January
☀️
+59°F
3 January
☀️
+58°F
4 January
☀️
+59°F
5 January
☀️
+58°F
6 January
🌫️
+60°F
7 January
🌧️
+62°F
8 January
🌧️
+63°F
9 January
☁️
+64°F
10 January
☁️
+61°F
11 January
☀️
+62°F
12 January
☀️
+60°F
13 January
☀️
+60°F
14 January
🌫️
+56°F
15 January
☁️
+57°F
16 January
☁️
+59°F
17 January
🌧️
+58°F
18 January
☀️
+55°F
19 January
☀️
+57°F
20 January
☁️
+62°F
21 January
☁️
+61°F
22 January
☀️
+56°F
23 January
☀️
+57°F
24 January
☀️
+55°F
25 January
☀️
+54°F
26 January
☀️
+55°F
27 January
☀️
+57°F
28 January
☀️
+55°F
29 January
☀️
+55°F
30 January
☀️
+56°F
31 January
☀️
+58°F
In January 2023 Lisbon had 20 sunny days, 6 cloudy days, and 3 rainy days. The average maximum temperature was +59°F, with an absolute maximum of +64°F and a minimum of +54°F. The average humidity was 74%, with a maximum of 99% and a minimum of 34%. The average wind speed was 5 m/s, with a maximum of 26 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change Over the Years

This is how Lisbon climate has changed over the last 43 years.

The climate in Lisbon in January has not changed that much over the last 43 years.

The average temperature was the lowest in 1979 (+65°F) and the highest in 2017 (+72°F). The driest year was 1992 with only 298 mm of rainfall, and the wettest year was 2022 with 2338 mm.

FAQ

Frequently asked questions about the weather in Lisbon in January:

Is January a good time to visit Lisbon?

It’s always a good time to visit Lisbon, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Lisbon in January?

January has mild temperatures in Lisbon. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Lisbon in January?

Swimming in Lisbon in January is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Lisbon rainy in January?

Lisbon is often rainy in January. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Lisbon in January?

The amount of sunny days in Lisbon during January varies; prepare for a mix of clouds and sun.

How much does it cost to fly to Lisbon in January?

The normal prices to fly to Lisbon is $698 - $1,023. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.

Other cities in Portugal

Check out the weather for other cities in Portugal.

Monthly weather in Lisbon

Source of the data

For this page, we’ve looked at the typical weather in Lisbon, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.