Quarteira in Winter
In winter (December, January and February), Quarteira sees average daytime highs around 15°C and overnight lows near 12°C, with 191 mm of rain over about 20 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 15°C. The sky is clear or mostly clear about 46% of the time across winter, and the air most often feels dry.
Winter is Quarteira's weakest season of the year to visit on our travel score. For the whole year in context, see Quarteira's year-round climate.
- Avg daytime high
- 15°C
- coldest season of the year
- Avg overnight low
- 12°C
- Rainfall
- 191 mm
- 20 wet days
- Avg wind
- 20 km/h
- Travel score
- 5.1
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Quarteira in Winter
Across winter, daytime highs hold fairly steady around 15°C.
A typical winter day in Quarteira reaches about 15°C and drops to 12°C overnight. The warmest of the three months is December, the coolest February.
Quarteira weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 15° / 12° | 55 | 7.2 | 9.7 | 4.9 |
| Feb | 15° / 12° | 47 | 5.5 | 10.6 | 5.1 |
| Mar | 16° / 13° | 53 | 6.5 | 11.7 | 5.7 |
| Apr | 17° / 14° | 42 | 5.7 | 12.9 | 6.4 |
| May | 19° / 16° | 24 | 4.5 | 14 | 7.4 |
| Jun | 22° / 18° | 5 | 0.9 | 14.5 | 8.9 |
| Jul | 24° / 20° | 0 | 0.1 | 14.3 | 9.6 |
| Aug | 25° / 20° | 2 | 0.3 | 13.4 | 9.5 |
| Sep | 23° / 19° | 19 | 2.7 | 12.3 | 8.6 |
| Oct | 20° / 17° | 67 | 6.6 | 11 | 7.1 |
| Nov | 18° / 15° | 70 | 7.3 | 10 | 6.3 |
| Dec | 16° / 13° | 90 | 7.7 | 9.5 | 5.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 46% of the time across winter.
Chance of precipitation in Winter
Quarteira gets around 191 mm of rain over 20 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 20 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 36 min in early December to 11 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.9 kWh/m².
Is winter a good time to visit Quarteira?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Quarteira for sightseeing.
What to pack for Quarteira in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Quarteira sees daytime highs around 15°C and nights near 12°C. Worth packing: a warm layer and a windbreaker. About 20 days see rain.
Sea temperature near Quarteira in Winter
The nearest coast averages about 16°C across winter — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 15 | 15 | 16 | 17 | 19 | 20 | 21 | 21 | 20 | 18 | 17 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 15 | Cool |
| Mar | 15 | Cool |
| Apr | 16 | Cool |
| May | 17 | Cool |
| Jun | 19 | Cool |
| Jul | 20 | Refreshing |
| Aug | 21 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 20 | Cool |
| Nov | 18 | Cool |
| Dec | 17 | Cool |
UV index in Quarteira in Winter
Clear-sky midday UV across winter averages around 2. 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 7 | 8 | 7 | 9 | 10 | 9 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Extreme | Very high | High | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 7 | High |
| Apr | 8 | Very high |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 7 | High |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
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.
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
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.