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Brussels · March · sunshine

Sunniest places to go from Brussels in March

The sunniest place you can reach from Brussels in March within 15 hours is Arona at 11.5 h, costing 776 kg CO₂e return. The lowest-carbon option is Düren at 4.4 kg — 176× less carbon for 5.2 h less.

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

DürenArona
Where they are. Solid lines are rail or ferry, dashed are flights, from Brussels. Pick one to compare.
Carbon against sunshine, March, departing Brussels. Journeys of up to 15 hours each way.9 destinations. Lowest carbon Düren at 4.4 kilograms and 6.3 h; best for sunshine Arona at 776 kilograms and 11.5 h. Düren · 4.4 kgSan Pawl il-Bahar · 463 kgArona · 776 kg

By rail or ferry By air

Carbon against sunshine, March, departing Brussels. Journeys of up to 15 hours each way.

What the 15-hour limit costs: at this budget Lleida can only be reached by air — 268 kg CO₂e, in 4h 54m. Allow up to 24 hours and the train does the same journey for 31.4 kg in 16h 36m — 9× less carbon for 11h 42m more travelling.

March from Brussels — 9 destinations on the frontier, 6 without flying.
DestinationHowCO₂e returnTempSun/dayRain/dayJourney
Düren, GermanyRail4.4 kg8.0 °C6.3 h3.1 mm4h 6m
Saint-Dizier, FranceRail7.4 kg8.3 °C6.8 h3.8 mm5h 24m
Colmar, FranceRail11.1 kg8.3 °C7.6 h2.7 mm7h 12m
Saint-Etienne, FranceRail17.8 kg8.1 °C8.6 h4.3 mm10h 12m
Romans-sur-Isère, FranceRail19.1 kg9.7 °C8.8 h4.4 mm10h 54m
Marseille, FranceRail24.9 kg11.6 °C9.6 h2.6 mm13h 30m
Lleida, SpainAir268 kg12.9 °C10.4 h0.8 mm4h 54m
San Pawl il-Bahar, MaltaAir463 kg15.5 °C11.0 h0.7 mm6h
Arona, SpainAir776 kg16.1 °C11.5 h1.2 mm7h 36m

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 San Pawl il-Bahar (463 kg, 11.0 h) to Arona (776 kg, 11.5 h) buys 0.5 hours more sunshine for an extra 313 kg — 625 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

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

Where to stay in Arona

Places to stay in Arona, Spain, 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 Brussels

March from elsewhere

Questions

Where is the sunniest place to go from Brussels in March?

Arona, Spain, at 11.5 h. Reaching it emits 776 kg CO₂e return, travelling 7h 36m each way by air.

Can I get somewhere sunny from Brussels in March without flying?

Yes. Marseille reaches 9.6 h and is reachable by rail or ferry in 13h 30m, emitting 24.9 kg CO₂e return — though Arona is sunnier still, if you fly.

How much carbon does a return trip from Brussels to Arona produce?

776 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.