Sunniest places to go from Leeds in September
The sunniest place you can reach from Leeds in September within 15 hours is Izmir at 11.6 h, costing 695 kg CO₂e return. The lowest-carbon option is Coventry at 12.4 kg — 56× less carbon for 4.2 h less.
Every destination here is on the efficiency frontier: nowhere else in Europe is both sunnier in September and lower in carbon. Anything a better option beats outright has been left out.
By rail or ferry By air
| Destination | How | CO₂e return | Temp | Sun/day | Rain/day | Journey |
|---|---|---|---|---|---|---|
| Coventry, United Kingdom | Rail | 12.4 kg | 15.1 °C | 7.4 h | 3.6 mm | 4h 6m |
| Peterborough, United Kingdom | Rail | 13.0 kg | 16.2 °C | 8.1 h | 2.9 mm | 4h 12m |
| Kings Lynn, United Kingdom | Rail | 14.0 kg | 16.2 °C | 8.6 h | 2.8 mm | 4h 24m |
| Norwich, United Kingdom | Rail | 18.5 kg | 16.3 °C | 8.9 h | 2.8 mm | 5h 6m |
| Nijmegen, The Netherlands | Rail | 34.1 kg | 17.2 °C | 9.6 h | 2.3 mm | 11h 24m |
| Düsseldorf, Germany | Rail | 36.0 kg | 17.5 °C | 9.9 h | 2.7 mm | 12h 18m |
| Aix-en-Provence, France | Air | 315 kg | 19.3 °C | 10.8 h | 2.1 mm | 5h 12m |
| Jaén, Spain | Air | 450 kg | 22.3 °C | 11.4 h | 0.7 mm | 5h 54m |
| Izmir, Turkey | Air | 695 kg | 24.9 °C | 11.6 h | 1.0 mm | 7h 12m |
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 Jaén (450 kg, 11.4 h) to Izmir (695 kg, 11.6 h) buys 0.2 hours more sunshine for an extra 245 kg — 1225 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
September answers differently depending on what you're after. The warmest destinations from Leeds in September are a different list — hours of sunshine and degrees of warmth come apart, especially early and late in the year.
Where to stay in Izmir
Places to stay in Izmir, 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 Leeds
September from elsewhere
- Amsterdam
- Barcelona
- Berlin
- Birmingham
- Bristol
- Brussels
- Cardiff
- Copenhagen
- Dublin
- Edinburgh
- Frankfurt
- Glasgow
- Leeds
- Lisbon
- Liverpool
- London
- Madrid
- Manchester
- Milan
- Munich
- Newcastle
- Nottingham
- Oslo
- Paris
- Prague
- Rome
- Sheffield
- Southampton
- Stockholm
- Vienna
- Warsaw
- Zurich
Questions
Where is the sunniest place to go from Leeds in September?
Izmir, Turkey, at 11.6 h. Reaching it emits 695 kg CO₂e return, travelling 7h 12m each way by air.
Can I get somewhere sunny from Leeds in September without flying?
Yes. Düsseldorf reaches 9.9 h and is reachable by rail or ferry in 12h 18m, emitting 36.0 kg CO₂e return — though Izmir is sunnier still, if you fly.
How much carbon does a return trip from Leeds to Izmir produce?
695 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.