Sunniest places to go from Dublin in May
The sunniest place you can reach from Dublin in May within 15 hours is Gävle at 14.7 h, costing 408 kg CO₂e return. The lowest-carbon option is Colwyn Bay at 42.2 kg — 10× less carbon for 3.9 h less.
Every destination here is on the efficiency frontier: nowhere else in Europe is both sunnier in May 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 |
|---|---|---|---|---|---|---|
| Colwyn Bay, United Kingdom | Air | 42.2 kg | 13.0 °C | 10.8 h | 2.2 mm | 3h 42m |
| Rhyl, United Kingdom | Air | 46.0 kg | 12.7 °C | 11.4 h | 1.9 mm | 3h 42m |
| Torquay, United Kingdom | Air | 93.0 kg | 13.3 °C | 12.2 h | 2.0 mm | 4h |
| Kristiansand, Norway | Air | 261 kg | 12.6 °C | 13.0 h | 2.5 mm | 4h 54m |
| Tønsberg, Norway | Air | 306 kg | 13.0 °C | 13.9 h | 1.6 mm | 5h 6m |
| Karlstad, Sweden | Air | 348 kg | 13.6 °C | 14.3 h | 1.1 mm | 5h 18m |
| Gävle, Sweden | Air | 408 kg | 12.6 °C | 14.7 h | 0.7 mm | 5h 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 Torquay (93.0 kg, 12.2 h) to Kristiansand (261 kg, 13.0 h) buys 0.8 hours more sunshine for an extra 168 kg — 210 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
May answers differently depending on what you're after. The warmest destinations from Dublin in May are a different list — hours of sunshine and degrees of warmth come apart, especially early and late in the year.
Where to stay in Gävle
Places to stay in Gävle, Sweden, 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
May 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 May?
Gävle, Sweden, at 14.7 h. Reaching it emits 408 kg CO₂e return, travelling 5h 42m each way by air.
Can I get somewhere sunny from Dublin in May without flying?
Not within 15 hours. Every destination on this frontier requires flying in May.
How much carbon does a return trip from Dublin to Gävle produce?
408 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.