Sunniest places to go from Dublin in January
The sunniest place you can reach from Dublin in January within 15 hours is Arona at 9.9 h, costing 738 kg CO₂e return. The lowest-carbon option is Galway at 46.9 kg — 16× less carbon for 6.0 h less.
Every destination here is on the efficiency frontier: nowhere else in Europe is both sunnier in January 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 |
|---|---|---|---|---|---|---|
| Galway, Ireland | Air | 46.9 kg | 6.0 °C | 3.9 h | 3.9 mm | 3h 42m |
| Barrow in Furness, United Kingdom | Air | 54.5 kg | 5.3 °C | 4.2 h | 6.3 mm | 3h 48m |
| Leicester, United Kingdom | Air | 88.3 kg | 4.4 °C | 4.7 h | 1.6 mm | 4h |
| Vannes, France | Air | 170 kg | 6.8 °C | 5.3 h | 3.8 mm | 4h 24m |
| Sion, Switzerland | Air | 315 kg | 3.3 °C | 5.9 h | 3.2 mm | 5h 12m |
| Alès, France | Air | 320 kg | 5.5 °C | 6.5 h | 1.0 mm | 5h 12m |
| Nîmes, France | Air | 330 kg | 6.9 °C | 7.0 h | 1.2 mm | 5h 12m |
| Castellon, Spain | Air | 391 kg | 10.7 °C | 7.9 h | 0.4 mm | 5h 36m |
| Torrevieja, Spain | Air | 443 kg | 12.5 °C | 8.6 h | 0.4 mm | 5h 48m |
| Almería, Spain | Air | 467 kg | 13.3 °C | 8.8 h | 0.2 mm | 6h |
| Errachidia, Morocco | Air | 600 kg | 10.2 °C | 9.5 h | 0.1 mm | 6h 42m |
| Arona, Spain | Air | 738 kg | 15.2 °C | 9.9 h | 0.3 mm | 7h 24m |
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 Errachidia (600 kg, 9.5 h) to Arona (738 kg, 9.9 h) buys 0.4 hours more sunshine for an extra 138 kg — 345 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
January answers differently depending on what you're after. The warmest destinations from Dublin in January 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 Dublin
January 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 Dublin in January?
Arona, Spain, at 9.9 h. Reaching it emits 738 kg CO₂e return, travelling 7h 24m each way by air.
Can I get somewhere sunny from Dublin in January without flying?
Not within 15 hours. Every destination on this frontier requires flying in January.
How much carbon does a return trip from Dublin to Arona produce?
738 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.