São João da Talha weather in August

In August, São João da Talha sees average daytime highs of 28°C and overnight lows near 17°C, with 5 mm of rain across 1 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 28°C through the month. The sky is clear or mostly clear about 80% of the time in August, and the air most often feels comfortable.

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 São João da Talha's 2nd-clearest and 2nd-windiest month. For the whole year in context, see São João da Talha's year-round climate.

Daytime high
28°
1st warmest
Overnight low
17°
12th coldest
Rainfall
5 mm
1 wet days
Daylight
13 h 30 min
5:55 AM – 7:26 PM
Cloud cover
20%
2nd clearest
Wind
14 km/h
2nd windiest
Solar energy
6.83 kWh/m²
Travel score
7.9
out of 10

São João da Talha 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 28°C through the month.

A typical August day in São João da Talha reaches about 28°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
92918
102918
112918
122918
132918
142818
152818
162818
172817
182817
192817
202817
212817
222817
232817
242817
252817
262817
272817
282817
292817
302817
312817

São João da Talha 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° / 618.49.64.4
Feb15° / 47710.55.0
Mar18° / 10°517.611.76.2
Apr19° / 11°518.6136.5
May22° / 13°426.314.17.5
Jun25° / 16°102.414.78.5
Jul28° / 17°20.714.48.2
Aug28° / 17°5113.57.9
Sep26° / 16°284.412.38.0
Oct22° / 14°758.8117.0
Nov17° / 11°759.29.95.8
Dec15° / 738.99.34.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1946
2946
3946
4937
5937
6937
7928
8928
9928
10919
11919
12919
13919
14919
15919
16919
17919
189010
199010
208911
218911
228911
238911
248911
258911
268812
278812
288713
298713
308713
318713

Chance of precipitation in August

Any precipitation

São João da Talha gets around 5 mm of rain over 1 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 3% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
63
73
83
93
103
113
123
133
143
153
163
173
183
193
203
213
223
234
244
254
264
274
284
294
305
315

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 (%)
11153333
21153333
31252333
41252333
51352323
61352323
71352323
81351324
91351324
101351324
111350334
121350334
131349334
141349334
151349344
161349344
171349344
181248354
191248354
201248354
211248364
221347364
231347364
241347364
251447364
261446364
271546363
281546353
291646353
301646353
311646353

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light 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 5:41 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)
114.05:417:44
214.05:427:43
314.05:437:42
414.05:447:41
513.95:457:40
613.95:457:39
713.95:467:37
813.85:477:36
913.85:487:35
1013.75:497:34
1113.75:507:33
1213.75:517:31
1313.65:527:30
1413.65:537:29
1513.65:547:28
1613.55:557:26
1713.55:567:25
1813.55:577:24
1913.45:577:22
2013.45:587:21
2113.35:597:19
2213.36:007:18
2313.36:017:16
2413.26:027:15
2513.26:037:14
2613.16:047:12
2713.16:057:10
2813.16:067:09
2913.06:077:07
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 6.83 kWh/m².

For context, solar energy here swings from a low near 2.01 kWh/m² to a high of 7.63 kWh/m² in July across the year — August's 6.83 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
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
266.4Intense
276.4Intense
286.3Intense
296.3Intense
306.2Intense
316.2Intense
Planning a trip in August

Is August a good time to visit São João da Talha?

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

7.9
Sightseeing
4th-best month of the year
9.0
Beach & pool
1st-best month of the year

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

What to pack for São João da Talha in August

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

In August, São João da Talha sees daytime highs around 28°C and nights near 17°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near São João da Talha 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 33 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 São João da Talha 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 São João da Talha 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 São João da Talha?

São João da Talha sits at 38.8°N, 9.1°W, 66 m above sea level, in Portugal. The nearest listed city is Santa Iria da Azóia, 2.0 km away.

Topography around São João da Talha

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João da Talha.

Within 3 km, the terrain around São João da Talha has only modest variations in elevation — a maximum elevation change of 142 m around an average of 38 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 425 m; within 80 km, large variations in elevation — a maximum elevation change of 656 m.

The land around São João da Talha is covered by artificial surfaces (30%), grassland (27%) and water (20%) within 3 km, water (28%) and grassland (27%) within 16 km, and water (38%), grassland (31%) and trees (21%) within 80 km.

3 km
142 m
16 km
425 m
80 km
656 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Santa Iria da Azóia 2.0 km · Camarate 3.0 km · Sacavém 4.0 km · Moscavide e Portela 5.0 km · Póvoa de Santa Iria 5.0 km · Vialonga 6.0 km · Olivais 6.0 km · Parque das Nações 6.0 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 São João da Talha (38.8238°, -9.0972°, elevation 66 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).