Aveiro weather in August

In August, Aveiro sees average daytime highs of 32°C and overnight lows near 24°C, with 71 mm of rain across 13.4 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 39% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Aveiro's 1st-clearest and 1st-windiest month. For the whole year in context, see Aveiro's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
24°
9th coldest
Rainfall
71 mm
13.4 wet days
Daylight
11 h 54 min
6:49 AM – 6:42 PM
Cloud cover
51%
1st clearest
Wind
6 km/h
1st windiest
Solar energy
5.42 kWh/m²
Travel score
3.7
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 August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Aveiro reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How August really feels in Aveiro

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Aveiro weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 12th-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of August, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
26931
36931
46832
56832
66733
76634
86634
96535
106535
116535
126535
136436
146436
156436
166436
176436
186535
196535
206535
216634
226634
236634
246535
256535
266436
276436
286337
296238
306139
316139

Chance of precipitation in August

Any precipitation

Aveiro gets around 71 mm of rain over 13.4 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
139
239
339
440
541
641
742
843
943
1043
1144
1244
1343
1443
1543
1643
1743
1843
1943
2043
2143
2243
2343
2444
2545
2645
2746
2847
2948
3049
3150

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
147125
237225
337126
437126
537126
637027
727127
827127
927028
1027028
1127028
1236928
1336928
1436829
1536829
1636829
1736730
1836631
1936532
2036433
2136334
2236235
2336037
2435938
2525840
2625642
2725543
2825444
2915445
3015346
3115247

Wind in August

Winds average 6 km/h in August, the windiest month of the year.

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

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:52 AM to 6:44 AM, and sunset from 6:43 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:526:43
211.86:526:43
311.86:526:43
411.86:526:43
511.96:526:43
611.96:516:43
711.96:516:43
811.96:516:43
911.96:516:42
1011.96:516:42
1111.96:506:42
1211.96:506:42
1311.96:506:42
1411.96:506:42
1511.96:496:42
1611.96:496:42
1711.96:496:42
1811.96:486:42
1911.96:486:41
2011.96:486:41
2111.96:476:41
2211.96:476:41
2311.96:476:41
2411.96:466:41
2511.96:466:40
2611.96:466:40
2711.96:456:40
2811.96:456:40
2911.96:446:40
3011.96:446:39
3111.96:446:39

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.42 kWh/m².

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 — August's 5.42 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.7Bright
Planning a trip in August

Hazard calendar for Aveiro

In seasonPeak

None of Aveiro's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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 August a good time to visit Aveiro?

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

3.7
Sightseeing
2nd-best month of the year
6.0
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Aveiro. The water and warmth also suit a beach or pool day.

What to pack for Aveiro in August

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

In August, Aveiro sees daytime highs around 32°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Aveiro in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (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 August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August 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
August 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).