Aveiro weather in April

April in Aveiro: nice, rainy, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Aveiro🇵🇹 Portugal · Lisbon & Central Portugal · City81
  1. 64Jan
  2. 73Feb
  3. 75Mar
  4. 81Apr
  5. 91May
  6. 94Jun
  7. 88Jul
  8. 87Aug
  9. 89Sep
  10. 78Oct
  11. 68Nov
  12. 65Dec

#6 of 12 months in Aveiro · #541 of 1413 destinations to visit in April · comfort 81/100 (tier A)

Days
19°C
Nights
11°C
Wet days
11
Sun
10.7 h
Humidity
77%
Daylight
13 h
Aveiro, Portugal
Photo: Simão Moreira · Pexels

Traveller notes on Aveiro in April

Other months in Aveiro

Portugal forum posters describe November as a genuine lottery further north - you could get two weeks of steady rain or two weeks of mild, sunny days with cool evenings, and Aveiro's stretch of coast is squarely in the wetter, windier half of the country compared to the Algarve. When the sun does break through, daytime temperatures in the mid-to-high teens C feel pleasant for walking the canals, but forum regulars all say to pack a proper rain layer and expect a blustery day at some point - November is one of the wetter months here.
NorthernPortugalWanderer · November · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe May as bringing genuinely great weather for touring Aveiro's canals by traditional moliceiro boat - the roughly 45-minute round-trip cruise (about 13 euros) through the colorfully painted boats' historic waterways is repeatedly named the top thing to do in town, and posters specifically note it's best enjoyed on a nice-weather day rather than a rainy one. Portugal's broader spring pattern applies here too - generally mild and pleasant but with real day-to-day variability, so a layer for cooler mornings or an unexpected shower is sensible even during a generally good May stretch. Beyond the canal cruise, posters describe Aveiro as a compact, easily walkable town - often visited as a day trip from Porto - that pairs well with a relaxed, unhurried pace.
Tripadvisor community · May · 1 month ago · Read more on Tripadvisor ↗

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Aveiro climate normals — April

Daytime high19°C / 66°F😎 nice
Nighttime low11°C / 52°F
Feels like (high)18°C / 64°F
Sea temperature17°C / 62°F🧊 bracing
Rainfall111 mm / 4.4 in🌧 rainy
Rainy days11 days
Humidity77%💦 very humid
Dew point10°C / 51°F
Sunshine10.7 h/day
Daylight13.3 h
Wind23 km/h / 14 mph
Air quality (US AQI)50🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Aveiro in April

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsEaster week, Feira de Março, Easter holidays in Portugal(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Aveiro's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherAveiro's best weather comes in May, June and September — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Aveiro in April

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Holiday

    Easter week

    29 Mar – 5 AprEaster & Holy WeekCrowdedClosures

    Good Friday is a national holiday and Easter Sunday a day for family lunches. Many Portuguese take the week around it off, so hotels fill and rates rise for the first busy spell of the year, and some shops and museums close on Friday and Sunday. Source ↗

  • Festival

    Feira de Março

    25 Mar – 26 AprMajor festivalCrowded

    A five-century-old trade fair that is now a month of stalls, rides and concerts out at the exhibition park. It is a local occasion rather than a visitor one, which is the point of going. Source ↗

What's on around the world in April →

Nearby, and something's on

Within 300 km of Aveiro — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Aveiro?

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Aveiro in April — FAQ

Is April a good time to visit Aveiro?
April in Aveiro: nice, rainy, with clean air — an excellent time to visit. It ranks #6 of 12 months for Aveiro on SeasonMap's comfort score (81/100).
What is the weather like in Aveiro in April?
In April, Aveiro averages a daily high of 19°C and a low of 10.9°C, with about 110.8 mm of rain over roughly 10.5 rainy days.
What is the air quality in Aveiro in April?
Aveiro has a mean US Air Quality Index of about 50 in April.

Within 300 km: Évora's Alentejo spring around 1 Mar – 30 Apr, and Ericeira's Winter swell season on 15 Sep – 30 Apr.