Loulé weather in August

In August, Loulé sees average daytime highs of 31°C and overnight lows near 18°C, with 3 mm of rain across 0.5 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 30°C by the end. The sky is clear or mostly clear about 85% of the time in August, and the air most often feels dry.

Daylight stretches from about 13 h 54 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Loulé's 2nd-clearest and 8th-windiest month. For the whole year in context, see Loulé's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
18°
12th coldest
Rainfall
3 mm
0.5 wet days
Daylight
13 h 24 min
5:53 AM – 7:19 PM
Cloud cover
15%
2nd clearest
Wind
13 km/h
8th windiest
Solar energy
7.1 kWh/m²
Travel score
5.8
out of 10

Loulé 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

Highs ease over the month, from about 32°C in the first days to 30°C by the end.

A typical August day in Loulé reaches about 31°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13218
23219
33219
43219
53219
63219
73219
83219
93219
103219
113219
123219
133219
143218
153218
163218
173218
183118
193118
203118
213118
223118
233118
243118
253118
263118
273118
283118
293018
303018
313018

How August really feels in Loulé

Once humidity and wind are folded in, August averages 8 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
8
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.

Loulé weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 487.39.74.6
Feb15° / 465.610.65.3
Mar18° / 567.411.76.4
Apr20° / 10°537.412.96.8
May24° / 13°386.5147.7
Jun28° / 16°101.914.57.6
Jul32° / 18°10.314.35.8
Aug31° / 18°30.513.45.8
Sep28° / 17°263.712.37.4
Oct23° / 14°657.1117.3
Nov18° / 10°647.3106.2
Dec15° / 757.69.54.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 7% 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 (%)
1964
2955
3955
4955
5955
6955
7946
8946
9946
10937
11937
12937
13937
14928
15928
16928
17928
18928
19928
20919
21919
22919
23919
24919
25919
26919
27919
28919
29919
30919
319010

Chance of precipitation in August

Any precipitation

Loulé gets around 3 mm of rain over 0.5 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 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
102
112
122
132
142
152
162
172
182
192
202
212
222
232
242
252
263
273
283
293
303
313

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14940111
24939111
34939121
44839121
54839121
64739131
74739131
84640131
94640131
104640131
114541131
124541131
134541131
144541131
154541131
164541131
174641121
184641121
194641121
204641121
214641121
224640121
234740121
244740121
254740121
264740121
274640131
284640131
294641121
304641121
314641121

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 54 min 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 60 minutes over August. Sunrise moves from 5:40 AM to 6:06 AM, and sunset from 7:36 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:407:36
213.95:417:35
313.95:427:34
413.85:437:33
513.85:447:32
613.85:457:31
713.75:457:30
813.75:467:29
913.75:477:28
1013.65:487:27
1113.65:497:25
1213.65:507:24
1313.55:517:23
1413.55:517:22
1513.55:527:21
1613.45:537:19
1713.45:547:18
1813.45:557:17
1913.35:567:15
2013.35:577:14
2113.35:577:13
2213.25:587:11
2313.25:597:10
2413.16:007:09
2513.16:017:07
2613.16:027:06
2713.06:037:04
2813.06:037:03
2913.06:047:01
3012.96:057:00
3112.96:066:58

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 7.1 kWh/m².

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 7.93 kWh/m² in July across the year — August's 7.1 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.6Intense
27.6Intense
37.5Intense
47.5Intense
57.5Intense
67.4Intense
77.4Intense
87.4Intense
97.3Intense
107.3Intense
117.3Intense
127.2Intense
137.2Intense
147.2Intense
157.1Intense
167.1Intense
177.1Intense
187.0Intense
197.0Intense
207.0Intense
216.9Intense
226.9Intense
236.8Intense
246.8Intense
256.8Intense
266.7Intense
276.7Intense
286.6Intense
296.6Intense
306.5Intense
316.5Intense
Planning a trip in August

Is August a good time to visit Loulé?

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

5.8
Sightseeing
8th-best month of the year
8.7
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Loulé for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Loulé in August

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

In August, Loulé sees daytime highs around 31°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Loulé in August

The nearest coast averages about 21°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 21°C and coldest in February near 15°C.

It's comfortable for a long swim from Jul 18 to Oct 2 — about 2.5 months when the water holds above 20°C.

14°16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May17Cool
Jun19Cool
Jul20Refreshing
Aug21Refreshing
Sep21Refreshing
Oct20Cool
Nov18Cool
Dec17Cool

UV index in Loulé 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 Loulé peaks around July 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJul 14UV 10Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar7High
Apr8Very high
May7Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep7High
Oct5High
Nov3Moderate
Dec2Low
Location & terrain

Where is Loulé?

Loulé sits at 37.1°N, 8.0°W, 186 m above sea level, in Portugal. The nearest listed city is Quarteira, 10 km away.

Topography around Loulé

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

Within 3 km, the terrain around Loulé has significant variations in elevation — a maximum elevation change of 280 m around an average of 185 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 539 m; within 80 km, large variations in elevation — a maximum elevation change of 894 m.

The land around Loulé is covered by grassland (48%) and shrubs (20%) within 3 km, grassland (29%), trees (26%) and shrubs (25%) within 16 km, and water (35%) and grassland (33%) within 80 km.

3 km
280 m
16 km
539 m
80 km
894 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Quarteira 10 km · Faro 16 km · Quelfes 20 km · Olhão 20 km · Laranjeiro 20 km · Albufeira 21 km · Tavira 33 km · Portimão 46 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 Loulé (37.1377°, -8.0197°, elevation 186 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).