Aveiro
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Aveiro Weather in January

Aveiro in January sees moderate daytime temperatures of 15°C (59°F) and nighttime lows of 7°C (45°F). Rainfall is fairly high this month at around 134 mm (5.3 in), so pack a rain jacket to stay dry.

Rainfall in Aveiro in January

Typically, you can expect about 17 days of rain this month, with 134 mm (5.3 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Aveiro in January

Temperatures in Aveiro in January top out at 15°C (59°F) and drop to 7°C (45°F) overnight. During January, you'll experience the winter season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. With the most moderate temperatures of the year, January offers a break from extremes.

Sunshine in Aveiro in January

The area experiences a moderate amount of sunshine, with approximately 142 hours of sunlight expected. This means a decent mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Aveiro.

Aveiro Temperature in January

Min Temperature
7°C (45°F)
Max Temperature
15°C (59°F)
Chance of Rain
56%
Precipitation
134 mm (5.3 in)
Rainy days
17 days
Humidity
78% *
Sunshine
142 hours *
Percentage Sunshine
*
* Data from: Coimbra, Portugal (52 KM, 32 Miles).

Aveiro Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Aveiro - and find the best time to visit.

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Aveiro typically stay consistent throughout January, with daily highs averaging around 15°C (59°F). Nights are cold, with lows around 6°C (43°F).

Average temperatures in January

Daily Historical Precipitation

49-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather records for Aveiro in January

Browse day-by-day weather records for Aveiro spanning 50 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Aveiro historical weather extremes in January

Based on weather observations in Aveiro between 2000 and 2025, these are the recorded extremes during January.

  • On January 1, 2022, temperatures climbed to 23°C (73°F), marking the warmest January day on record.
  • The lowest daytime temperature in January was 4°C (39°F), recorded on January 10, 2010.
  • The coldest night in January in Aveiro was on January 9, 2021, with a minimum of -2°C (28°F).
  • The wettest January day on record brought 61 mm (2.4 in) of precipitation to Aveiro (January 10, 2016).

Best Places in Portugal in January

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in January →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Aveiro in January

The weather can be unpredictable in January, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Aveiro in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    3/10
  • Outdoor sports
    9/10

Aveiro 3-Day Forecast

More climate data for Aveiro

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.