Arrentela weather in July

In July, Arrentela sees average daytime highs of 25°C and overnight lows near 18°C, with 1 mm of rain across 0.4 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 85% of the time in July, and the air most often feels humid.

Daylight stretches from about 14 h 42 min at the start of July to 14 h 06 min by month's end. Set against the rest of the year, July is Arrentela's 1st-clearest and 1st-windiest month. For the whole year in context, see Arrentela's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
18°
11th coldest
Rainfall
1 mm
0.4 wet days
Daylight
14 h 30 min
5:28 AM – 7:56 PM
Cloud cover
16%
1st clearest
Wind
18 km/h
1st windiest
Solar energy
7.69 kWh/m²
Travel score
9.4
out of 10

Arrentela is human settlement in Portugal.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical July day in Arrentela reaches about 25°C in the afternoon and slips back to 18°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, July runs about 2°C warmer than June and on par with August.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12417
22417
32417
42417
52417
62417
72418
82418
92418
102418
112418
122518
132518
142518
152518
162518
172518
182518
192518
202518
212518
222518
232518
242518
252518
262518
272518
282518
292518
302518
312518

Arrentela weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 10°638.49.64.6
Feb15° / 10°486.610.54.9
Mar17° / 12°48711.75.9
Apr18° / 13°457.4136.3
May20° / 15°355.114.17.3
Jun23° / 17°81.514.68.7
Jul25° / 18°10.414.49.4
Aug25° / 18°30.613.59.2
Sep23° / 18°253.612.38.5
Oct21° / 16°708.1116.9
Nov17° / 13°748.89.95.9
Dec15° / 11°779.19.44.8

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of July, with mostly cloudy or overcast conditions the remaining 6%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3937
4937
5937
6937
7937
8937
9937
10937
11937
12946
13946
14946
15946
16946
17946
18946
19955
20955
21955
22955
23955
24964
25964
26964
27964
28964
29955
30955
31955

Chance of precipitation in July

Any precipitation

Arrentela gets around 1 mm of rain over 0.4 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
62
72
82
92
102
112
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 48% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11355311
21255321
31253341
41252351
51251361
61150381
71149391
81148411
91146431
101045441
111044461
121043471
13942481
14941491
15840511
16840511
17739531
18739531
19639541
20638542
21538552
22538552
23438562
24438562
25338572
26339553
27339553
28339553
29339553
30339544
31439534

Wind in July

Winds average 18 km/h in July, the windiest month of the year.

Across July, daily wind ranges from about 18 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 42 min at the start of July to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 5:20 AM to 5:41 AM, and sunset from 8:00 PM to 7:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.75:208:00
214.75:208:00
314.75:218:00
414.65:218:00
514.65:227:59
614.65:227:59
714.65:237:59
814.65:237:59
914.65:247:58
1014.65:247:58
1114.55:257:58
1214.55:267:57
1314.55:267:57
1414.55:277:57
1514.55:287:56
1614.55:287:56
1714.45:297:55
1814.45:307:54
1914.45:317:54
2014.45:317:53
2114.35:327:53
2214.35:337:52
2314.35:347:51
2414.35:357:50
2514.25:357:50
2614.25:367:49
2714.25:377:48
2814.25:387:47
2914.15:397:46
3014.15:407:45
3114.15:417:44

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.69 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 7.69 kWh/m² in July across the year — July's 7.69 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.7Intense
27.8Intense
37.8Intense
47.8Intense
57.8Intense
67.8Intense
77.8Intense
87.8Intense
97.8Intense
107.8Intense
117.8Intense
127.8Intense
137.8Intense
147.8Intense
157.7Intense
167.7Intense
177.7Intense
187.7Intense
197.7Intense
207.7Intense
217.7Intense
227.6Intense
237.6Intense
247.6Intense
257.6Intense
267.5Intense
277.5Intense
287.5Intense
297.5Intense
307.5Intense
317.4Intense
Planning a trip in July

Is July a good time to visit Arrentela?

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

9.4
Sightseeing
1st-best month of the year
8.1
Beach & pool
2nd-best month of the year

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

What to pack for Arrentela in July

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

In July, Arrentela sees daytime highs around 25°C and nights near 18°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Arrentela in July

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

The sea at the nearest coast (about 24 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 Arrentela in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Arrentela 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 Arrentela?

Arrentela sits at 38.6°N, 9.1°W, 30 m above sea level, in Portugal. The nearest listed city is Amora, 1.0 km away.

Topography around Arrentela

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

Within 3 km, the terrain around Arrentela has only modest variations in elevation — a maximum elevation change of 53 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 248 m; within 80 km, large variations in elevation — a maximum elevation change of 651 m.

The land around Arrentela is covered by artificial surfaces (32%) and grassland (28%) within 3 km, water (30%), grassland (27%) and artificial surfaces (20%) within 16 km, and water (39%) and grassland (32%) within 80 km.

3 km
53 m
16 km
248 m
80 km
651 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Amora 1.0 km · Corroios 5.0 km · Barreiro 5.0 km · Laranjeiro 6.0 km · Lavradio 6.0 km · Piedade 7.0 km · Almada 8.0 km · Charneca de Caparica 8.0 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 Arrentela (38.625°, -9.1015°, elevation 30 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).