Birmingham · May · relief from the heat

Coolest places to go from Birmingham in May

In May, the coolest well-known place within 15 hours of Birmingham is Tromsø, Norway, 6.8 °C cooler than Birmingham and 7.0 h sun a day, about 6h 24m each way by air. Without flying, it is Aberdeen, United Kingdom, 2.0 °C cooler than Birmingham, about 9h each way by train, for about 13× less carbon (41.7 kg CO₂e return against 551 kg).

The 10 coolest places within 15 hours of Birmingham

Ranked on relief from the heat in May alone, among well-known places (a Wikivoyage travel guide and at least 40,000 Wikipedia readers a year), one per area and at most three per country. The carbon is shown, not used to choose: the list further down is the other question, how much relief from the heat each extra kilogram buys.

Tromsø, Norway6.8 °C cooler · 7.0 h sun a day · 4.9 mm rain a dayair ≈ 6h 24m · 551 kg CO₂e return
Reykjavik, Iceland6.1 °C cooler · 6.4 h sun a day · 5.9 mm rain a day · sea 7.5 °Cair ≈ 5h 48m · 435 kg CO₂e return
Rovaniemi, Finland4.9 °C cooler · 13.4 h sun a day · mostly dryair ≈ 6h 24m · 546 kg CO₂e return
Luleå, Sweden4.8 °C cooler · 14.8 h sun a day · mostly dry · sea 1.5 °Cair ≈ 6h 6m · 498 kg CO₂e return
Bodø, Norway4.4 °C cooler · 9.4 h sun a day · 4.4 mm rain a day · sea 6.4 °Cair ≈ 6h · 470 kg CO₂e return
Oulu, Finland4.4 °C cooler · 14.4 h sun a day · mostly dry · sea 2.2 °Cair ≈ 6h 18m · 522 kg CO₂e return
Umeå, Sweden3.7 °C cooler · 15.0 h sun a day · mostly dry · sea 3.8 °Cair ≈ 5h 54m · 451 kg CO₂e return
Erzurum, Turkey3.2 °C cooler · 10.8 h sun a day · 4.7 mm rain a dayair ≈ 8h 12m · 891 kg CO₂e return
Kars, Turkey3.2 °C cooler · 10.5 h sun a day · 4.1 mm rain a dayair ≈ 8h 18m · 910 kg CO₂e return
Vaasa, Finland2.9 °C cooler · 14.8 h sun a day · mostly dry · sea 5.2 °Cair ≈ 5h 54m · 455 kg CO₂e return

Without flying

The coolest places the train reaches within 15 hours. Aberdeen is 2.0 °C cooler for 41.7 kg — about 13× less carbon than flying to Tromsø.

Aberdeen, United Kingdom2.0 °C cooler · 9.5 h sun a day · 2.2 mm rain a day · sea 9.0 °Crail ≈ 9h · 41.7 kg CO₂e return

≈ is the model's estimate (air times include getting to and through the airport); ✓ is a rail journey checked against a real timetable, with the date it was checked. Temperatures are historical daily means for 2023–2024, averaged across day and night, so afternoons run warmer.

The low-carbon trade-off

The coolest place you can reach from Birmingham in May within 15 hours is Reykjavik, 6.1 °C cooler, costing 435 kg CO₂e return. The lowest-carbon option is Aberdeen at 41.7 kg — 10× less carbon, for 4.1 degrees less relief from the heat.

Every destination here is on the efficiency frontier: nowhere else this site covers is both cooler in May and lower in carbon. Anything a better option beats outright has been left out.

Where they are. Solid lines are rail or ferry, dashed are flights, from Birmingham. Pick one to compare.

By rail or ferry By air

Carbon against relief from the heat, May, departing Birmingham. Journeys of up to 15 hours each way.

May from Birmingham — 4 destinations on the frontier, 1 without flying.
Destination	How	CO₂e return	Temp	Sun/day	Rain/day	Journey
Aberdeen, United Kingdom	Rail	41.7 kg	10.7 °C	9.5 h	2.2 mm	9h
Östersund, Sweden	Air	385 kg	9.9 °C	14.2 h	0.7 mm	5h 30m
Örnsköldsvik, Sweden	Air	427 kg	9.0 °C	15.1 h	0.5 mm	5h 48m
Reykjavik, Iceland	Air	435 kg	6.6 °C	6.4 h	5.9 mm	5h 48m

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 Aberdeen (41.7 kg, 2.0 °C cooler) to Östersund (385 kg, 2.8 °C cooler) buys 0.8 °C more relief from the heat for an extra 343 kg — 429 kg of CO₂e per degree. That single step is the most expensive relief from the heat on the whole curve.

The pick of them

AberdeenUnited Kingdom41.7 kg CO₂e return10.7 °C · 9.5 h sun · 9h by railmild and bright

ReykjavikIceland435 kg CO₂e return6.6 °C · 6.4 h sun · 5h 48m by aircool

The same month, asked differently

May answers differently depending on what you are after, and the lists genuinely diverge: the brightest places are not the hottest, and in summer the useful question stops being where is warm at all.

Where to stay in Reykjavik

Places to stay in Reykjavik, Iceland, on a live map. Prices and availability come from Stay22 and its booking partners.

Search places to stay in Reykjavik →Opens the booking search in a new tab. Same partners as the map below.

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 Birmingham

May from elsewhere

Photo credits

Aberdeen: Ragazzi00, CC BY-SA 3.0, via Wikimedia Commons
Reykjavik: Hedwig Storch, CC BY-SA 3.0, via Wikimedia Commons
Tromsø: Diego Delso, CC BY-SA 4.0, via Wikimedia Commons
Luleå: Andreas Harnemo, CC BY-SA 3.0, via Wikimedia Commons
Bodø: Røed 20:41, 24 July 2006 (UTC), CC BY-SA 2.5, via Wikimedia Commons
Umeå: Jonipoon, CC BY-SA 4.0, via Wikimedia Commons
Kars: Bjørn Christian Tørrissen, CC BY-SA 3.0, via Wikimedia Commons

Questions

Where is the coolest place to go from Birmingham in May?

Reykjavik, Iceland, at 6.1 °C cooler. Reaching it emits 435 kg CO₂e return, travelling 5h 48m each way by air (modelled).

Can I get somewhere cool from Birmingham in May without flying?

Yes. Aberdeen reaches 2.0 °C cooler and is reachable by rail or ferry in 9h (modelled), emitting 41.7 kg CO₂e return — though Reykjavik is cooler still, if you fly.

How much carbon does a return trip from Birmingham to Reykjavik produce?

435 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.