0xCarbon
Portugal · 41.69°, -8.83° · 12 m

Viana do Castelo

Viana do Castelo has no through rail connection, so reaching it means flying — 321 kg CO₂e return from London. It averages 19.6 °C in August and 11.1 °C in January.

321kg CO₂e return by air, from London
12.7hours of sunshine a day in July, its brightest month

Getting there

Return carbon and modelled one-way journey time to Viana do Castelo
FromDistanceBy railRail timeBy airAir time
Amsterdam1,573 km396 kg5h 36m
Barcelona915 km230 kg4h 42m
Berlin2,056 km517 kg6h 12m
Birmingham1,308 km329 kg5h 12m
Bristol1,184 km298 kg5h 6m
Brussels1,432 km360 kg5h 24m
Cardiff1,170 km294 kg5h 6m
Copenhagen2,193 km552 kg6h 24m
Dublin1,309 km329 kg5h 12m
Edinburgh1,637 km412 kg5h 42m
Frankfurt1,641 km413 kg5h 42m
Glasgow1,610 km405 kg5h 36m
Leeds1,450 km365 kg5h 24m
Lisbon331 km83.3 kg3h 54m
Liverpool1,374 km346 kg5h 18m
London1,276 km321 kg5h 12m
Madrid453 km114 kg4h 6m
Manchester1,399 km352 kg5h 24m
Milan1,507 km379 kg5h 30m
Munich1,753 km441 kg5h 48m
Newcastle1,568 km394 kg5h 36m
Nottingham1,378 km347 kg5h 18m
Oslo2,429 km611 kg6h 42m
Paris1,181 km297 kg5h 6m
Prague2,016 km507 kg6h 12m
Rome1,765 km444 kg5h 54m
Sheffield1,411 km355 kg5h 24m
Southampton1,171 km295 kg5h 6m
Stockholm2,696 km678 kg7h 6m
Vienna2,100 km528 kg6h 18m
Warsaw2,525 km635 kg6h 54m
Zurich1,511 km380 kg5h 30m

The year in Viana do Castelo

ERA5 reanalysis, 2023–2024 monthly means
 JanFebMarAprMayJunJulAugSepOctNovDec
Temp °C11.111.512.514.816.118.518.919.618.217.715.111.5
Sun h/day6.18.58.110.711.812.612.712.010.36.76.26.8
Rain mm/day7.53.77.32.73.02.21.30.74.310.46.15.3

When to go

Viana do Castelo is warmest in August at 19.6 °C but brightest in July, averaging 12.7 hours of sun a day — the two do not always coincide, which is worth knowing before booking. Its coldest is January at 11.1 °C.

Staying there

A hotel room in Portugal emits about 19 kg CO₂e per night under UK Government 2026 factors, so a week adds roughly 133 kg — worth weighing against the 321 kg of the flight itself.

How busy it gets

Alto Minho records 5.2 overnight stays per resident a year (1,228,849 nights in 2025). Comparatively quiet by European standards.

Eurostat, nights spent at tourist accommodation by NUTS 3 region, against resident population. Shown for context only — it plays no part in which destinations appear or in what order. Eurostat does not cover the United Kingdom after 2016, nor North Africa or the Levant at all, so this figure is absent for roughly a third of the destinations here.

Where to stay in Viana do Castelo

Places to stay in Viana do Castelo, Portugal, on a live map. Prices and availability come from Stay22 and its booking partners.

Affiliate disclosure. A booking made through this map may earn 0xCarbon a commission, at no extra cost to you. It changes nothing above it: the emissions figures come from UK Government conversion factors and are computed before anyone is paid anything.See the method.

Distances are great-circle. Rail assumes international rail at 0.01135 kg CO₂e per passenger-km with a 1.3× track detour allowance; flights use 0.12576 kg per passenger-km including radiative forcing. Journey times are modelled, not timetabled. Full method.