Peniche weather in August

In August, Peniche sees average daytime highs of 20°C and overnight lows near 18°C, with 5 mm of rain across 1.4 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 20°C through the month. The sky is clear or mostly clear about 71% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 06 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Peniche's 2nd-clearest and 10th-windiest month. For the whole year in context, see Peniche's year-round climate.

Daytime high
20°
1st warmest
Overnight low
18°
12th coldest
Rainfall
5 mm
1.4 wet days
Daylight
13 h 36 min
5:55 AM – 7:28 PM
Cloud cover
28%
2nd clearest
Wind
22 km/h
10th windiest
Solar energy
6.63 kWh/m²
Travel score
8.0
out of 10

Peniche is city seat of Peniche municipality.

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 20°C through the month.

A typical August day in Peniche reaches about 20°C in the afternoon and slips back to 18°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 21°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)
11918
21918
31918
42018
52018
62018
72018
82018
92018
102018
112018
122018
132018
142018
152018
162018
172018
182018
191918
201918
211918
221918
231918
241918
251918
261918
271918
281918
291918
301918
311918

Peniche 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°8610.89.54.1
Feb14° / 12°638.410.54.2
Mar15° / 13°558.311.74.7
Apr15° / 14°538.7134.9
May16° / 15°416.214.15.9
Jun18° / 17°92.314.77.4
Jul19° / 18°4114.58.0
Aug20° / 18°51.413.58.0
Sep19° / 18°284.312.37.4
Oct18° / 17°849.2116.3
Nov16° / 15°9811.69.85.1
Dec15° / 13°8810.89.34.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28713
38713
48713
58614
68614
78614
88614
98614
108614
118515
128515
138614
148614
158515
168515
178515
188515
198515
208515
218515
228515
238416
248515
258515
268515
278515
288515
298515
308515
318515

Chance of precipitation in August

Any precipitation

Peniche gets around 5 mm of rain over 1.4 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 4% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
24
34
44
54
64
74
84
94
104
114
125
135
145
155
165
175
184
194
204
214
224
235
245
255
265
275
285
295
305
316

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
1157510
2167410
3167410
4167311
5167311
6167311
7167311
8167212
9167212
10167212
11167212
12157312
13157312
14157213
15157213
16147313
17147313
18147313
19147313
20147313
21147313
22157213
23157213
24157213
25167113
26167113
27177013
28177013
29177013
30177013
31186913

Wind in August

Winds average 22 km/h in August.

Across August, daily wind ranges from about 20 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
123breezy
223breezy
323breezy
423breezy
523breezy
623breezy
723breezy
823breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1622breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2820breezy
2920breezy
3020breezy
3120breezy

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 06 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 72 minutes over August. Sunrise moves from 5:41 AM to 6:09 AM, and sunset from 7:46 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:417:46
214.15:427:45
314.05:437:44
414.05:447:43
514.05:457:42
613.95:457:41
713.95:467:40
813.95:477:39
913.85:487:37
1013.85:497:36
1113.75:507:35
1213.75:517:34
1313.75:527:32
1413.65:537:31
1513.65:547:30
1613.65:557:28
1713.55:567:27
1813.55:577:26
1913.45:587:24
2013.45:597:23
2113.46:007:21
2213.36:017:20
2313.36:027:18
2413.26:037:17
2513.26:037:15
2613.26:047:14
2713.16:057:12
2813.16:067:11
2913.06:077:09
3013.06:087:08
3112.96:097:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.63 kWh/m².

For context, solar energy here swings from a low near 1.94 kWh/m² to a high of 7.39 kWh/m² in July across the year — August's 6.63 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.1Intense
37.1Intense
47.0Intense
57.0Intense
67.0Intense
77.0Intense
86.9Intense
96.9Intense
106.9Intense
116.8Intense
126.8Intense
136.8Intense
146.7Intense
156.7Intense
166.6Intense
176.6Intense
186.5Intense
196.5Intense
206.5Intense
216.4Intense
226.4Intense
236.4Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
316.0Intense
Planning a trip in August

Hazard calendar for Peniche

In seasonPeak

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

Peniche's rainy season runs October–April, 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 Peniche?

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

8.0
Sightseeing
1st-best month of the year
3.8
Beach & pool
1st-best month of the year

August is one of the better times to visit Peniche for general sightseeing.

What to pack for Peniche in August

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

In August, Peniche sees daytime highs around 20°C and nights near 18°C. Pack sun protection. Worth having: a windbreaker.

sun protectiona windbreaker

Sea temperature near Peniche 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 offshore is warmest in August at about 19°C and coldest in February near 14°C.

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

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Bracing
May16Cool
Jun18Cool
Jul18Cool
Aug19Cool
Sep19Cool
Oct18Cool
Nov17Cool
Dec15Cool

UV index in Peniche 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 Peniche peaks around July 14 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 14UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr8Very high
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct5High
Nov2Moderate
Dec2Low
Location & terrain

Where is Peniche?

Peniche sits at 39.4°N, 9.4°W, 17 m above sea level, in Portugal. The nearest listed city is Caldas da Rainha, 22 km away.

Topography around Peniche

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

Within 3 km, the terrain around Peniche has only modest variations in elevation — a maximum elevation change of 32 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 204 m; within 80 km, large variations in elevation — a maximum elevation change of 673 m.

The land around Peniche is covered by water (70%) within 3 km, water (73%) within 16 km, and water (40%), trees (24%) and grassland (24%) within 80 km.

3 km
32 m
16 km
204 m
80 km
673 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Caldas da Rainha 22 km · Torres Vedras 31 km · Alcobaça 41 km · Azambuja 54 km · Vila Franca de Xira 56 km · Marinha Grande 58 km · Monsanto 59 km · Vialonga 60 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 Peniche (39.3558°, -9.3811°, elevation 17 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).