Charneca de Caparica weather in August

In August, Charneca de Caparica sees average daytime highs of 21°C and overnight lows near 19°C, with 3 mm of rain across 0.6 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 82% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 hours at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Charneca de Caparica's 2nd-clearest and 8th-windiest month. For the whole year in context, see Charneca de Caparica's year-round climate.

Daytime high
21°
1st warmest
Overnight low
19°
12th coldest
Rainfall
3 mm
0.6 wet days
Daylight
13 h 30 min
5:55 AM – 7:26 PM
Cloud cover
19%
2nd clearest
Wind
21 km/h
8th windiest
Solar energy
6.84 kWh/m²
Travel score
8.7
out of 10

Charneca de Caparica is human settlement in Portugal.

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 21°C through the month.

A typical August day in Charneca de Caparica reaches about 21°C in the afternoon and slips back to 19°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 23°C. Set against its neighbours, August runs on par with July and on par with September.

15°18°20°23°25°151015202531
Avg high (°C)Avg low (°C)
12119
22119
32119
42119
52119
62119
72119
82119
92119
102119
112119
122119
132119
142119
152119
162119
172119
182119
192119
202119
212119
222119
232119
242119
252119
262119
272119
282119
292119
302119
312119

Charneca de Caparica 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° / 12°709.19.64.5
Feb14° / 12°537.310.54.6
Mar15° / 13°517.411.75.1
Apr16° / 14°467.5135.5
May18° / 15°354.714.16.8
Jun19° / 17°71.414.68.0
Jul21° / 18°10.314.48.7
Aug21° / 19°30.613.58.7
Sep21° / 19°263.612.37.9
Oct19° / 17°738.6116.6
Nov17° / 15°829.59.95.6
Dec15° / 13°829.69.44.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 11% of August, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1955
2955
3955
4946
5955
6955
7946
8946
9946
10946
11946
12937
13937
14937
15937
16937
17937
18928
19928
20928
21928
22928
23928
24928
25919
26919
279010
289010
299010
308911
318911

Chance of precipitation in August

Any precipitation

Charneca de Caparica gets around 3 mm of rain over 0.6 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
62
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
232
242
252
263
273
283
293
303
314

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 71% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1019738
2019729
3019729
40197110
50197110
60197011
70197011
80197011
90197011
100196912
110187012
120187012
130187012
140177112
150177112
160177112
170177112
180177112
190177112
200177112
210177112
220177112
230177112
240177211
250177211
261187011
271187011
281187011
291187110
301197010
311197010

Wind in August

Winds average 21 km/h in August.

Across August, daily wind ranges from about 19 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
721breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1720breezy
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320light breeze
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 hours at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over August. Sunrise moves from 5:42 AM to 6:09 AM, and sunset from 7:44 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:427:44
214.05:437:43
314.05:447:42
413.95:447:41
513.95:457:40
613.95:467:39
713.85:477:37
813.85:487:36
913.85:497:35
1013.75:507:34
1113.75:517:33
1213.75:527:32
1313.65:537:30
1413.65:547:29
1513.65:547:28
1613.55:557:26
1713.55:567:25
1813.45:577:24
1913.45:587:22
2013.45:597:21
2113.36:007:19
2213.36:017:18
2313.26:027:17
2413.26:037:15
2513.26:047:14
2613.16:057:12
2713.16:057:11
2813.06:067:09
2913.06:077:08
3013.06:087:06
3112.96:097:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.84 kWh/m².

For context, solar energy here swings from a low near 2.07 kWh/m² to a high of 7.64 kWh/m² in July across the year — August's 6.84 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.2Intense
67.2Intense
77.2Intense
87.1Intense
97.1Intense
107.1Intense
117.0Intense
127.0Intense
137.0Intense
146.9Intense
156.9Intense
166.8Intense
176.8Intense
186.8Intense
196.7Intense
206.7Intense
216.7Intense
226.6Intense
236.6Intense
246.5Intense
256.5Intense
266.5Intense
276.4Intense
286.4Intense
296.3Intense
306.3Intense
316.2Intense
Planning a trip in August

Is August a good time to visit Charneca de Caparica?

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

8.7
Sightseeing
1st-best month of the year
5.3
Beach & pool
1st-best month of the year

August is one of the better times to visit Charneca de Caparica for general sightseeing.

What to pack for Charneca de Caparica in August

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

In August, Charneca de Caparica sees daytime highs around 21°C and nights near 19°C. Pack sun protection. Worth having: a windbreaker.

sun protectiona windbreaker

Sea temperature near Charneca de Caparica in August

The nearest coast averages about 19°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 16 km away) is warmest in September at about 19°C and coldest in February near 15°C.

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

14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan15Cool
Feb15Bracing
Mar15Bracing
Apr15Cool
May16Cool
Jun18Cool
Jul18Cool
Aug19Cool
Sep19Cool
Oct18Cool
Nov17Cool
Dec16Cool

UV index in Charneca de Caparica in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Charneca de Caparica peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 highHighModerateJul 15UV 9Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct5High
Nov3Moderate
Dec2Low
Location & terrain

Where is Charneca de Caparica?

Charneca de Caparica sits at 38.6°N, 9.2°W, 78 m above sea level, in Portugal. The nearest listed city is Corroios, 4.0 km away.

Topography around Charneca de Caparica

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

Within 3 km, the terrain around Charneca de Caparica has only modest variations in elevation — a maximum elevation change of 109 m around an average of 47 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 218 m; within 80 km, large variations in elevation — a maximum elevation change of 656 m.

The land around Charneca de Caparica is covered by artificial surfaces (39%) and trees (29%) within 3 km, water (47%) and artificial surfaces (20%) within 16 km, and water (42%) and grassland (29%) within 80 km.

3 km
109 m
16 km
218 m
80 km
656 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Corroios 4.0 km · Caparica 5.0 km · Laranjeiro 5.0 km · Piedade 6.0 km · Amora 7.0 km · Almada 7.0 km · Arrentela 8.0 km · Belém 9.0 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 Charneca de Caparica (38.6203°, -9.1943°, elevation 78 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).