Monção weather in August

In August, Monção sees average daytime highs of 25°C and overnight lows near 15°C, with 48 mm of rain across 5.9 wet days and about 13.7 hours of daylight. It is the 1st-warmest and 11th-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 58% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 14 h 18 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Monção's 2nd-clearest and 11th-windiest month. For the whole year in context, see Monção's year-round climate.

Daytime high
25°
1st warmest
Overnight low
15°
12th coldest
Rainfall
48 mm
5.9 wet days
Daylight
13 h 42 min
5:47 AM – 7:30 PM
Cloud cover
35%
2nd clearest
Wind
8 km/h
11th windiest
Solar energy
6.25 kWh/m²
Travel score
8.1
out of 10

Monção 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 25°C through the month.

A typical August day in Monção reaches about 25°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12515
22515
32515
42515
52515
62515
72515
82515
92515
102515
112515
122515
132515
142515
152515
162515
172515
182415
192415
202415
212415
222415
232414
242414
252414
262414
272414
282414
292414
302414
312414

Monção 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
Jan11° / 20013.39.32.7
Feb13° / 13410.510.33.4
Mar15° / 15611.511.74.4
Apr16° / 15514.613.14.6
May19° / 10°13613.514.45.6
Jun22° / 13°628.4157.0
Jul24° / 15°365.614.88.1
Aug25° / 15°485.913.78.1
Sep22° / 13°898.512.37.1
Oct18° / 11°21113.410.85.5
Nov14° / 21214.19.63.8
Dec12° / 20613.393.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27723
37723
47723
57723
67624
77525
87525
97525
107525
117426
127426
137426
147426
157327
167327
177327
187327
197228
207228
217228
227228
237129
247030
257030
267030
277030
287030
297030
307030
316931

Chance of precipitation in August

Any precipitation

Monção gets around 48 mm of rain over 5.9 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 19% and peaks near 23% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
616
716
816
917
1017
1117
1218
1318
1418
1519
1619
1719
1820
1920
2021
2121
2221
2322
2422
2522
2622
2722
2822
2923
3023
3123

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11850302
21950302
31949302
42049292
52148292
62148292
72248282
82248282
92248282
102248282
112248282
122248281
132249281
142249281
152249281
162249281
172249281
182249281
192249281
202249281
212349281
222349271
232448271
242548261
252648251
262648251
272748241
282848231
292848231
302949221
312949220

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 18 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 78 minutes over August. Sunrise moves from 5:31 AM to 6:03 AM, and sunset from 7:49 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:317:49
214.35:327:48
314.25:337:47
414.25:347:46
514.25:357:44
614.15:367:43
714.15:377:42
814.05:387:41
914.05:397:39
1014.05:407:38
1113.95:417:37
1213.95:427:35
1313.85:437:34
1413.85:447:32
1513.85:457:31
1613.75:477:30
1713.75:487:28
1813.65:497:26
1913.65:507:25
2013.55:517:23
2113.55:527:22
2213.55:537:20
2313.45:547:19
2413.45:557:17
2513.35:567:15
2613.35:577:14
2713.25:587:12
2813.25:597:10
2913.16:017:09
3013.16:027:07
3113.06:037:05

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.25 kWh/m².

For context, solar energy here swings from a low near 1.51 kWh/m² to a high of 7.11 kWh/m² in July across the year — August's 6.25 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.8Intense
36.8Intense
46.8Intense
56.7Intense
66.7Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.0Intense
226.0Bright
236.0Bright
245.9Bright
255.9Bright
265.8Bright
275.8Bright
285.7Bright
295.7Bright
305.7Bright
315.6Bright
Planning a trip in August

Hazard calendar for Monção

In seasonPeak

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

Monção'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 Monção?

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

8.1
Sightseeing
1st-best month of the year
7.0
Beach & pool
1st-best month of the year

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

What to pack for Monção in August

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

In August, Monção sees daytime highs around 25°C and nights near 15°C. Pack sun protection. Worth having: light clothes. About 6 days see rain.

sun protectionlight clothes

Sea temperature near Monção in August

The nearest coast averages about 17°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 33 km away) is warmest in August at about 17°C and coldest in February near 13°C.

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

12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May15Cool
Jun17Cool
Jul17Cool
Aug17Cool
Sep17Cool
Oct16Cool
Nov15Cool
Dec14Bracing

UV index in Monção 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 Monção peaks around July 12 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 12UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

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

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodSep 1819 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar15Moderate
Apr12Good
May8Good
Jun8Good
Jul9Good
Aug14Moderate
Sep19Moderate
Oct17Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Monção?

Monção sits at 42.1°N, 8.5°W, 34 m above sea level, in Portugal. The nearest listed city is Ponteareas, 11 km away.

Topography around Monção

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

Within 3 km, the terrain around Monção has only modest variations in elevation — a maximum elevation change of 164 m around an average of 61 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 948 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,517 m.

The land around Monção is covered by trees (47%) and grassland (35%) within 3 km, trees (60%) and grassland (34%) within 16 km, and trees (46%), grassland (28%) and water (21%) within 80 km.

3 km
164 m
16 km
948 m
80 km
1,517 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ponteareas 11 km · Tui 14 km · Porriño 15 km · Redondela 25 km · Vigo 26 km · Arcos de Valdevez 26 km · Nigrán 28 km · Moaña 31 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 Monção (42.0789°, -8.4808°, elevation 34 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).