Barcelos in Spring
In spring (March, April and May), Barcelos sees average daytime highs around 18°C and overnight lows near 9°C, with 410 mm of rain over about 34 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 15°C in early March to 22°C by late May. The sky is clear or mostly clear about 33% of the time across spring, and the air most often feels dry.
Spring is Barcelos's 3rd-best season to visit on our travel score. For the whole year in context, see Barcelos's year-round climate.
- Avg daytime high
- 18°C
- 3rd-warmest season
- Avg overnight low
- 9°C
- Rainfall
- 410 mm
- 34 wet days
- Avg wind
- 10 km/h
- Travel score
- 5.7
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Barcelos in Spring
Over the season highs climb from about 15°C in early March to 22°C by late May.
A typical spring day in Barcelos reaches about 18°C and drops to 9°C overnight. The warmest of the three months is May, the coolest March.
Barcelos weather by month
How the three spring months (March, April and May) 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 | 13° / 6° | 191 | 12.5 | 9.3 | 3.4 |
| Feb | 14° / 6° | 125 | 9.8 | 10.3 | 4.2 |
| Mar | 17° / 8° | 147 | 10.6 | 11.7 | 5.3 |
| Apr | 18° / 9° | 142 | 12.4 | 13.1 | 5.6 |
| May | 20° / 12° | 121 | 11.3 | 14.3 | 6.3 |
| Jun | 24° / 14° | 48 | 6.6 | 14.9 | 7.7 |
| Jul | 26° / 16° | 28 | 4.2 | 14.7 | 8.1 |
| Aug | 26° / 16° | 39 | 4.8 | 13.7 | 8.0 |
| Sep | 24° / 14° | 79 | 6.8 | 12.3 | 7.6 |
| Oct | 20° / 12° | 210 | 13 | 10.9 | 5.9 |
| Nov | 16° / 9° | 200 | 13.2 | 9.7 | 4.5 |
| Dec | 13° / 7° | 205 | 13.1 | 9 | 3.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 33% of the time across spring.
Chance of precipitation in Spring
Barcelos gets around 410 mm of rain over 34 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 10 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 hours in early March to 14 h 48 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.3 kWh/m².
Hazard calendar for Barcelos
In spring, Barcelos overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Barcelos's rainy season runs October–May, when most of the year's rain falls.
Is spring a good time to visit Barcelos?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Barcelos for sightseeing.
What to pack for Barcelos in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Barcelos sees daytime highs around 18°C and nights near 9°C. Pack sun protection. Worth having: a warm layer and rain gear. About 34 days see rain.
Sea temperature near Barcelos in Spring
The nearest coast averages about 14°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 24 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 14 | 14 | 15 | 17 | 17 | 17 | 17 | 17 | 16 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 14 | Bracing |
| Apr | 14 | Bracing |
| May | 15 | Cool |
| Jun | 17 | Cool |
| Jul | 17 | Cool |
| Aug | 17 | Cool |
| Sep | 17 | Cool |
| Oct | 17 | Cool |
| Nov | 16 | Cool |
| Dec | 15 | Bracing |
UV index in Barcelos in Spring
Clear-sky midday UV across spring averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Barcelos peaks around June 23 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 7 | 9 | 9 | 8 | 6 | 4 | 2 | 2 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Air quality in Barcelos in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Barcelos is worst in August — around 25 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (November, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 10 | 11 | 14 | 12 | 8 | 9 | 9 | 25 | 24 | 18 | 7 | 7 |
| Level | Good | Good | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 11 | Good |
| Mar | 14 | Moderate |
| Apr | 12 | Moderate |
| May | 8 | Good |
| Jun | 9 | Good |
| Jul | 9 | Good |
| Aug | 25 | Moderate |
| Sep | 24 | Moderate |
| Oct | 18 | Moderate |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Barcelos?
Barcelos sits at 41.5°N, 8.6°W, 36 m above sea level, in Portugal. The nearest listed city is Esposende, 14 km away.
Topography around Barcelos
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barcelos.
Within 3 km, the terrain around Barcelos has only modest variations in elevation — a maximum elevation change of 226 m around an average of 54 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 484 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,517 m.
The land around Barcelos is covered by trees (31%), artificial surfaces (27%) and grassland (22%) within 3 km, trees (47%) within 16 km, and trees (40%), grassland (27%) and water (26%) 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 Barcelos (41.5317°, -8.6184°, elevation 36 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.