Vilar weather in August

In August, Vilar sees average daytime highs of 24°C and overnight lows near 17°C, with 17 mm of rain across 3.4 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 70% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Vilar's 2nd-clearest and 10th-windiest month. For the whole year in context, see Vilar's year-round climate.

Daytime high
24°
1st warmest
Overnight low
17°
12th coldest
Rainfall
17 mm
3.4 wet days
Daylight
13 h 36 min
5:50 AM – 7:28 PM
Cloud cover
28%
2nd clearest
Wind
15 km/h
10th windiest
Solar energy
6.49 kWh/m²
Travel score
8.7
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical August day in Vilar reaches about 24°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, August runs on par with July and about 1°C warmer than September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12417
22417
32517
42517
52517
62517
72517
82517
92517
102517
112417
122417
132417
142417
152417
162417
172417
182417
192417
202417
212417
222417
232417
242417
252417
262417
272417
282417
292417
302417
312417

Vilar weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 12812.19.43.8
Feb14° / 889.310.44.4
Mar16° / 10°959.911.75.3
Apr17° / 11°9810.9135.7
May20° / 13°799.614.26.5
Jun22° / 16°26514.87.8
Jul24° / 17°122.714.68.8
Aug24° / 17°173.413.68.7
Sep23° / 16°51612.37.8
Oct20° / 14°1431210.96.1
Nov16° / 11°14512.79.74.9
Dec14° / 14112.29.14.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 13% of August, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28713
38713
48713
58614
68614
78614
88416
98416
108416
118317
128317
138317
148218
158218
168218
178218
188119
198119
208218
218218
228218
238119
248119
258119
268119
278119
288119
298119
308119
318020

Chance of precipitation in August

Any precipitation

Vilar gets around 17 mm of rain over 3.4 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 10% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
39
49
59
69
79
89
99
1010
1110
1210
1310
1410
1510
1610
1710
1811
1911
2011
2112
2212
2312
2412
2512
2612
2712
2812
2912
3012
3112

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1533575
2633565
3733555
4733546
5733546
6833536
7833536
8833536
9833536
10833536
11833536
12733555
13733555
14733555
15633565
16633565
17633565
18533575
19533575
20533575
21533575
22633574
23633574
24733564
25833554
26834544
27934534
28934543
29934543
301035523
311035523

Wind in August

Winds average 15 km/h in August.

Across August, daily wind ranges from about 14 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:35 AM to 6:05 AM, and sunset from 7:46 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:357:46
214.25:367:45
314.15:377:44
414.15:387:43
514.05:397:42
614.05:407:41
714.05:417:39
813.95:427:38
913.95:437:37
1013.95:447:36
1113.85:457:34
1213.85:467:33
1313.75:477:32
1413.75:487:30
1513.75:497:29
1613.65:507:28
1713.65:517:26
1813.55:527:25
1913.55:537:23
2013.55:547:22
2113.45:557:20
2213.45:567:19
2313.35:577:17
2413.35:587:16
2513.35:597:14
2613.26:007:12
2713.26:017:11
2813.16:027:09
2913.16:037:08
3013.06:047:06
3113.06:057:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.49 kWh/m².

For context, solar energy here swings from a low near 1.76 kWh/m² to a high of 7.32 kWh/m² in July across the year — August's 6.49 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.0Intense
37.0Intense
47.0Intense
56.9Intense
66.9Intense
76.9Intense
86.8Intense
96.8Intense
106.7Intense
116.7Intense
126.7Intense
136.6Intense
146.6Intense
156.5Intense
166.5Intense
176.5Intense
186.4Intense
196.4Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.1Intense
266.1Intense
276.0Intense
286.0Bright
295.9Bright
305.9Bright
315.8Bright
Planning a trip in August

Hazard calendar for Vilar

In seasonPeak

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

Vilar's rainy season runs October–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 Vilar?

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

8.7
Sightseeing
2nd-best month of the year
7.5
Beach & pool
1st-best month of the year

August is one of the better times to visit Vilar for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Vilar in August

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

In August, Vilar sees daytime highs around 24°C and nights near 17°C. Pack sun protection. Worth having: light clothes. About 3 days see rain.

sun protectionlight clothes

Sea temperature near Vilar in August

The nearest coast averages about 18°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in August at about 18°C and coldest in February near 14°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr15Bracing
May16Cool
Jun17Cool
Jul18Cool
Aug18Cool
Sep18Cool
Oct17Cool
Nov16Cool
Dec15Bracing

UV index in Vilar in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Vilar peaks around July 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 11UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Vilar 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 Vilar is worst in October — around 19 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1119 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar11Good
Apr10Good
May8Good
Jun12Good
Jul8Good
Aug14Moderate
Sep17Moderate
Oct19Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Vilar?

Vilar sits at 40.6°N, 8.6°W, 27 m above sea level, in Portugal. The nearest listed city is Aveiro, 2.0 km away.

Topography around Vilar

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

Within 3 km, the terrain around Vilar has only modest variations in elevation — a maximum elevation change of 58 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 179 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,365 m.

The land around Vilar is covered by artificial surfaces (41%) within 3 km, trees (35%) and water (23%) within 16 km, and trees (46%), water (26%) and grassland (20%) within 80 km.

3 km
58 m
16 km
179 m
80 km
1,365 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Aveiro 2.0 km · Ílhavo 4.0 km · Ovar 26 km · São João da Madeira 33 km · Feira 34 km · Espinho 42 km · Eiras 46 km · São Paulo de Frades 47 km

Portugal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$32,082
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.2
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 612
Religion
Catholic 68%not applicable 13%no religion 12%no response 2%

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 Vilar (40.6273°, -8.6323°, elevation 27 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).