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Frankfurt · December · sunshine

Sunniest places to go from Frankfurt in December

The sunniest place you can reach from Frankfurt in December within 15 hours is Aswan at 10.1 h, costing 898 kg CO₂e return. The lowest-carbon option is Stuttgart at 4.5 kg — 200× less carbon for 6.7 h less.

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

StuttgartAswan
Where they are. Solid lines are rail or ferry, dashed are flights, from Frankfurt. Pick one to compare.
Carbon against sunshine, December, departing Frankfurt. Journeys of up to 15 hours each way.12 destinations. Lowest carbon Stuttgart at 4.5 kilograms and 3.4 h; best for sunshine Aswan at 898 kilograms and 10.1 h. Stuttgart · 4.5 kgBouarfa · 539 kgAswan · 898 kg

By rail or ferry By air

Carbon against sunshine, December, departing Frankfurt. Journeys of up to 15 hours each way.
December from Frankfurt — 12 destinations on the frontier, 7 without flying.
DestinationHowCO₂e returnTempSun/dayRain/dayJourney
Stuttgart, GermanyRail4.5 kg3.6 °C3.4 h2.7 mm4h 6m
Ulm, GermanyRail6.3 kg1.9 °C3.9 h2.7 mm4h 54m
St. Gallen, SwitzerlandRail9.0 kg1.8 °C4.4 h5.1 mm6h 12m
Fribourg, SwitzerlandRail11.4 kg2.8 °C5.0 h5.0 mm7h 18m
Lugano, SwitzerlandRail13.5 kg5.9 °C6.5 h1.1 mm8h 18m
Pinerolo, ItalyRail17.4 kg4.1 °C6.8 h1.1 mm10h 6m
Cuneo, ItalyRail19.0 kg3.5 °C7.3 h0.9 mm10h 48m
Alghero, ItalyAir267 kg12.2 °C7.8 h1.5 mm4h 54m
Palma, SpainAir318 kg12.4 °C8.3 h0.6 mm5h 12m
Melilla, SpainAir477 kg15.2 °C8.9 h0.4 mm6h
Bouarfa, MoroccoAir539 kg8.7 °C9.6 h0.0 mm6h 24m
Aswan, EgyptAir898 kg18.7 °C10.1 h0.0 mm8h 18m

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 Bouarfa (539 kg, 9.6 h) to Aswan (898 kg, 10.1 h) buys 0.5 hours more sunshine for an extra 359 kg — 718 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

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

Where to stay in Aswan

Places to stay in Aswan, Egypt, 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 Frankfurt

December from elsewhere

Questions

Where is the sunniest place to go from Frankfurt in December?

Aswan, Egypt, at 10.1 h. Reaching it emits 898 kg CO₂e return, travelling 8h 18m each way by air.

Can I get somewhere sunny from Frankfurt in December without flying?

Yes. Cuneo reaches 7.3 h and is reachable by rail or ferry in 10h 48m, emitting 19.0 kg CO₂e return — though Aswan is sunnier still, if you fly.

How much carbon does a return trip from Frankfurt to Aswan produce?

898 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.