0xCarbon
Zurich · August · sunshine

Sunniest places to go from Zurich in August

The sunniest place you can reach from Zurich in August within 15 hours is Bugojno at 12.9 h, costing 23.1 kg CO₂e return. The lowest-carbon option is Lugano at 4.5 kg — 5× less carbon for 1.1 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.

LuganoBugojno
Where they are. Solid lines are rail or ferry, dashed are flights, from Zurich. Pick one to compare.
Carbon against sunshine, August, departing Zurich. Journeys of up to 15 hours each way.3 destinations. Lowest carbon Lugano at 4.5 kilograms and 11.8 h; best for sunshine Bugojno at 23.1 kilograms and 12.9 h. Lugano · 4.5 kgAosta · 6.0 kgBugojno · 23.1 kg

By rail or ferry By air

Carbon against sunshine, August, departing Zurich. Journeys of up to 15 hours each way.
August from Zurich — 3 destinations on the frontier, 3 without flying.
DestinationHowCO₂e returnTempSun/dayRain/dayJourney
Lugano, SwitzerlandRail4.5 kg24.6 °C11.8 h5.2 mm4h 6m
Aosta, ItalyRail6.0 kg24.3 °C12.4 h1.6 mm4h 48m
Bugojno, Bosnia and HerzegovinaRail23.1 kg21.9 °C12.9 h1.1 mm12h 42m

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 Aosta (6.0 kg, 12.4 h) to Bugojno (23.1 kg, 12.9 h) buys 0.5 hours more sunshine for an extra 17.1 kg — 34 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 Zurich 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 Bugojno

Places to stay in Bugojno, Bosnia and Herzegovina, 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 Zurich

August from elsewhere

Questions

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

Bugojno, Bosnia and Herzegovina, at 12.9 h. Reaching it emits 23.1 kg CO₂e return, travelling 12h 42m each way by rail.

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

Yes. Bugojno reaches 12.9 h and is reachable by rail or ferry in 12h 42m, emitting 23.1 kg CO₂e return — which is also the best on this frontier.

How much carbon does a return trip from Zurich to Bugojno produce?

23.1 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.