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Barcelona · July · sunshine

Sunniest places to go from Barcelona in July

The sunniest place you can reach from Barcelona in July within 15 hours is Cannes at 14.3 h, costing 13.7 kg CO₂e return. The lowest-carbon option is Perpignan at 4.7 kg — 3× less carbon for 1.2 h less.

Every destination here is on the efficiency frontier: nowhere else in Europe is both sunnier in July and lower in carbon. Anything a better option beats outright has been left out.

PerpignanCannes
Where they are. Solid lines are rail or ferry, dashed are flights, from Barcelona. Pick one to compare.
Carbon against sunshine, July, departing Barcelona. Journeys of up to 15 hours each way.3 destinations. Lowest carbon Perpignan at 4.7 kilograms and 13.1 h; best for sunshine Cannes at 13.7 kilograms and 14.3 h. Perpignan · 4.7 kgZaragoza · 7.5 kgCannes · 13.7 kg

By rail or ferry By air

Carbon against sunshine, July, departing Barcelona. Journeys of up to 15 hours each way.
July from Barcelona — 3 destinations on the frontier, 3 without flying.
DestinationHowCO₂e returnTempSun/dayRain/dayJourney
Perpignan, FranceRail4.7 kg25.7 °C13.1 h0.3 mm4h 12m
Zaragoza, SpainRail7.5 kg27.1 °C13.7 h0.2 mm5h 30m
Cannes, FranceRail13.7 kg26.4 °C14.3 h0.2 mm8h 24m

Warm is not the same as pleasant, which is why sunshine and rainfall are shown alongside temperature. All three are ERA5 monthly means for 2023–2024.

The pick of them

If you'd rather have heat than sunshine

July answers differently depending on what you're after. The warmest destinations from Barcelona in July are a different list — hours of sunshine and degrees of warmth come apart, especially early and late in the year.

Where to stay in Cannes

Places to stay in Cannes, France, 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.

Other months from Barcelona

July from elsewhere

Questions

Where is the sunniest place to go from Barcelona in July?

Cannes, France, at 14.3 h. Reaching it emits 13.7 kg CO₂e return, travelling 8h 24m each way by rail.

Can I get somewhere sunny from Barcelona in July without flying?

Yes. Cannes reaches 14.3 h and is reachable by rail or ferry in 8h 24m, emitting 13.7 kg CO₂e return — which is also the best on this frontier.

How much carbon does a return trip from Barcelona to Cannes produce?

13.7 kg CO₂e for one person, return, by rail. That uses the UK Government's 2026 conversion factors, including radiative forcing for flights.

Carbon uses UK Government (DESNZ/DEFRA) 2026 conversion factors applied to great-circle distance, with radiative forcing included for flights. Rail journey times are modelled estimates, not timetabled services. Full method · download the data.