Quarteira weather in October

In October, Quarteira sees average daytime highs of 20°C and overnight lows near 17°C, with 67 mm of rain across 6.6 wet days and about 11 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 49% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Quarteira's 7th-clearest and 10th-windiest month. For the whole year in context, see Quarteira's year-round climate.

Daytime high
20°
5th warmest
Overnight low
17°
8th coldest
Rainfall
67 mm
6.6 wet days
Daylight
11 hours
6:46 AM – 5:48 PM
Cloud cover
43%
7th clearest
Wind
17 km/h
10th windiest
Solar energy
4.03 kWh/m²
Travel score
7.1
out of 10

Quarteira is city in Loulé municipality, Portugal.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 19°C by the end.

A typical October day in Quarteira reaches about 20°C in the afternoon and slips back to 17°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 22°C. Set against its neighbours, October runs about 2°C cooler than September and about 3°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12219
22219
32218
42118
52118
62118
72118
82118
92118
102118
112118
122118
132118
142118
152018
162018
172017
182017
192017
202017
212017
222017
232017
242017
252017
262017
272017
282017
291916
301916
311916

Quarteira weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 12°557.29.74.9
Feb15° / 12°475.510.65.1
Mar16° / 13°536.511.75.7
Apr17° / 14°425.712.96.4
May19° / 16°244.5147.4
Jun22° / 18°50.914.58.9
Jul24° / 20°00.114.39.6
Aug25° / 20°20.313.49.5
Sep23° / 19°192.712.38.6
Oct20° / 17°676.6117.1
Nov18° / 15°707.3106.3
Dec16° / 13°907.79.55.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27327
37327
47228
57228
67129
77129
87129
96931
106832
116832
126733
136634
146535
156436
166337
176238
186139
196139
206040
215941
225941
235941
245842
255842
265842
275941
285842
295842
305941
315941

Chance of precipitation in October

Any precipitation

Quarteira gets around 67 mm of rain over 6.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
115
215
316
416
517
617
718
818
919
1019
1120
1221
1322
1423
1523
1624
1724
1824
1924
2025
2125
2225
2325
2425
2525
2626
2726
2826
2926
3026
3126

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
112304811
213304810
313294710
41429479
51529479
61630468
71730468
81830457
91930457
101931446
112031446
122031436
132032435
142132425
152133415
162133415
172134405
182235395
192235385
202236374
212337374
222337364
232437354
242438344
252538333
262738323
272838313
282938303
293138292
303338272
313537262

Wind in October

Winds average 17 km/h in October.

Across October, daily wind ranges from about 16 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:33 AM to 7:02 AM, and sunset from 6:10 PM to 5:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:336:10
211.66:346:09
311.56:346:07
411.56:356:06
511.56:366:04
611.46:376:03
711.46:386:01
811.36:396:00
911.36:405:58
1011.36:415:57
1111.26:425:55
1211.26:435:54
1311.16:445:52
1411.16:455:51
1511.16:465:50
1611.06:465:48
1711.06:475:47
1811.06:485:46
1910.96:495:44
2010.96:505:43
2110.86:515:42
2210.86:525:41
2310.86:535:39
2410.76:545:38
2510.76:555:37
2610.76:565:36
2710.66:575:35
2810.66:585:34
2910.66:595:32
3010.57:015:31
3110.57:025:30

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.03 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 7.93 kWh/m² in July across the year — October's 4.03 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.7Bright
44.7Bright
54.6Bright
64.6Bright
74.5Bright
84.5Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.1Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.7Moderate
223.7Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in October

Is October a good time to visit Quarteira?

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

7.1
Sightseeing
6th-best month of the year
4.0
Beach & pool
5th-best month of the year

October is one of the better times to visit Quarteira for general sightseeing.

What to pack for Quarteira in October

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

In October, Quarteira sees daytime highs around 20°C and nights near 17°C. Little to plan around — just the basics. About 7 days see rain.

Sea temperature near Quarteira in October

The nearest coast averages about 20°C in October — 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 Quarteira in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Quarteira 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 Quarteira?

Quarteira sits at 37.1°N, 8.1°W, 23 m above sea level, in Portugal. The nearest listed city is Loulé, 10 km away.

Topography around Quarteira

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

Within 3 km, the terrain around Quarteira has only modest variations in elevation — a maximum elevation change of 60 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 371 m; within 80 km, large variations in elevation — a maximum elevation change of 894 m.

The land around Quarteira is covered by water (41%) and grassland (22%) within 3 km, water (43%) and grassland (22%) within 16 km, and water (39%) and grassland (29%) within 80 km.

3 km
60 m
16 km
371 m
80 km
894 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Loulé 10 km · Albufeira 13 km · Faro 16 km · Olhão 23 km · Quelfes 25 km · Laranjeiro 26 km · Portimão 40 km · Tavira 41 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 Quarteira (37.0695°, -8.1006°, elevation 23 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).