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Barcelona · August · sunshine

Sunniest places to go from Barcelona in August

The sunniest place you can reach from Barcelona in August within 15 hours is Isparta at 13.1 h, costing 618 kg CO₂e return. The lowest-carbon option is Tortosa at 4.5 kg — 137× less carbon for 0.5 h less.

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

TortosaIsparta
Where they are. Solid lines are rail or ferry, dashed are flights, from Barcelona. Pick one to compare.
Carbon against sunshine, August, departing Barcelona. Journeys of up to 15 hours each way.2 destinations. Lowest carbon Tortosa at 4.5 kilograms and 12.6 h; best for sunshine Isparta at 618 kilograms and 13.1 h. Tortosa · 4.5 kgIsparta · 618 kg

By rail or ferry By air

Carbon against sunshine, August, departing Barcelona. Journeys of up to 15 hours each way.
August from Barcelona — 2 destinations on the frontier, 1 without flying.
DestinationHowCO₂e returnTempSun/dayRain/dayJourney
Tortosa, SpainRail4.5 kg27.4 °C12.6 h0.4 mm4h 6m
Isparta, TurkeyAir618 kg25.7 °C13.1 h0.2 mm6h 48m

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.

Where the curve breaks

The frontier is gentle until it isn't. Going from Tortosa (4.5 kg, 12.6 h) to Isparta (618 kg, 13.1 h) buys 0.5 hours more sunshine for an extra 613 kg — 1226 kg of CO₂e per hour. That single step is the most expensive sunshine on the whole curve.

The pick of them

If you'd rather have heat than sunshine

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

Where to stay in Isparta

Places to stay in Isparta, Turkey, 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

August from elsewhere

Questions

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

Isparta, Turkey, at 13.1 h. Reaching it emits 618 kg CO₂e return, travelling 6h 48m each way by air.

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

Yes. Tortosa reaches 12.6 h and is reachable by rail or ferry in 4h 6m, emitting 4.5 kg CO₂e return — though Isparta is sunnier still, if you fly.

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

618 kg CO₂e for one person, return, by air. 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.