Aveiro weather in April

In April, Aveiro sees average daytime highs of 30°C and overnight lows near 23°C, with 354 mm of rain across 28.9 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of April to 11 h 54 min by month's end. Set against the rest of the year, April is Aveiro's 11th-clearest and 11th-windiest month. For the whole year in context, see Aveiro's year-round climate.

Daytime high
30°
9th warmest
Overnight low
23°
7th coldest
Rainfall
354 mm
28.9 wet days
Daylight
11 h 54 min
6:44 AM – 6:39 PM
Cloud cover
90%
11th clearest
Wind
5 km/h
11th windiest
Solar energy
3.98 kWh/m²
Travel score
2.6
out of 10

Aveiro is municipality in the state of Pará, Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical April day in Aveiro reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023

How April really feels in Aveiro

Once humidity and wind are folded in, April averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Aveiro weather by month

How April compares with the rest of the year at a glance. April is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°32427.812.22.9
Feb30° / 23°31325.812.12.8
Mar30° / 23°38729.3122.7
Apr30° / 23°35428.911.92.6
May30° / 23°2512811.82.8
Jun31° / 23°10319.111.83.6
Jul31° / 23°8415.311.84.0
Aug32° / 24°7113.411.93.7
Sep32° / 24°8015.1123.3
Oct32° / 24°11116.812.13.1
Nov32° / 24°15919.212.23.1
Dec31° / 24°21223.912.22.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 3% of April, with mostly cloudy or overcast conditions the remaining 97%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1397
2397
3397
4496
5496
6496
7496
8496
9397
10397
11397
12397
13397
14397
15397
16397
17397
18397
19397
20397
21397
22397
23397
24397
25397
26397
27397
28496
29496
30496

Chance of precipitation in April

Any precipitation

Aveiro gets around 354 mm of rain over 28.9 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 96% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
197
297
397
496
596
696
796
896
996
1096
1196
1296
1396
1496
1596
1696
1796
1896
1996
2096
2196
2296
2396
2496
2596
2696
2796
2896
2995
3095

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the oppressive band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
16238
26139
36139
46040
56040
65941
75941
85941
95941
105941
115842
125842
135743
145743
155644
165545
175545
185446
195347
205248
215050
224951
234852
244753
254654
264555
274456
284357
294258
304159

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over April. Sunrise moves from 6:47 AM to 6:42 AM, and sunset from 6:45 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:476:45
212.06:476:45
312.06:466:44
412.06:466:44
512.06:466:43
612.06:466:43
712.06:466:43
811.96:456:42
911.96:456:42
1011.96:456:41
1111.96:456:41
1211.96:456:41
1311.96:446:40
1411.96:446:40
1511.96:446:40
1611.96:446:39
1711.96:446:39
1811.96:446:38
1911.96:436:38
2011.96:436:38
2111.96:436:37
2211.96:436:37
2311.96:436:37
2411.96:436:37
2511.96:436:36
2611.96:436:36
2711.96:436:36
2811.96:426:36
2911.96:426:35
3011.96:426:35

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.98 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.98 kWh/m² to a high of 5.89 kWh/m² in October across the year — April's 3.98 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Moderate
224.0Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in April

Hazard calendar for Aveiro

In seasonPeak

In April, Aveiro sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Aveiro's rainy season runs December–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Aveiro?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

2.6
Sightseeing
12th-best month of the year
3.6
Beach & pool
12th-best month of the year

April is a weaker month for outdoor sightseeing in Aveiro.

What to pack for Aveiro in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Aveiro sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Aveiro in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aveiro peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 16 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highExtremeFeb 20UV 15Nov 16UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec11Extreme

Air quality in Aveiro in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Aveiro is worst in October — around 55 µg/m³ PM2.5 (poor), about 5.7× the cleanest month (June, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateOct 2053 µg/m³Jun 1710 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar14Moderate
Apr13Moderate
May11Good
Jun10Good
Jul11Good
Aug19Moderate
Sep36Poor
Oct55Poor
Nov48Poor
Dec24Moderate
Location & terrain

Where is Aveiro?

Aveiro sits at 3.6°S, 55.3°W, 18 m above sea level, in Brazil. The nearest listed city is Rurópolis, 72 km away.

Topography around Aveiro

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Aveiro.

Within 3 km, the terrain around Aveiro has only modest variations in elevation — a maximum elevation change of 65 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 244 m; within 80 km, significant variations in elevation — a maximum elevation change of 377 m.

The land around Aveiro is covered by water (46%) and trees (44%) within 3 km, trees (73%) and water (22%) within 16 km, and trees (87%) within 80 km.

3 km
65 m
16 km
244 m
80 km
377 m
treesgrasslandartificial surfaceswaterwetland
April weather nearby: Rurópolis 72 km · Itaituba 104 km · Belterra 116 km · Placas 127 km · Trairão 127 km · Mojuí dos Campos 128 km · Santarém 147 km · Uruará 177 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Aveiro (-3.6056°, -55.3317°, elevation 18 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).