Newcastle · July · warmth

Warmest places to go from Newcastle in July

In July, the warmest well-known place within 15 hours of Newcastle is Aswan, Egypt, averaging 36.0 °C across day and night and 12.2 h sun a day, about 9h 24m each way by air. Without flying, it is Toulon, France, averaging 26.2 °C across day and night, about 14h each way by train, for about 17× less carbon (62.6 kg CO₂e return against 1,041 kg).

Every city at once, with and without flying: where is hot in July.

The 10 warmest places within 15 hours of Newcastle

Ranked on warmth in July 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 warmth each extra kilogram buys.

Aswan, Egypt36.0 °C · 12.2 h sun a day · mostly dryair ≈ 9h 24m · 1,041 kg CO₂e return
Sharm el-Sheikh, Egypt35.9 °C · 13.0 h sun a day · mostly dry · sea 29.5 °Cair ≈ 9h 6m · 975 kg CO₂e return
Luxor, Egypt35.8 °C · 12.4 h sun a day · mostly dryair ≈ 9h 12m · 1,002 kg CO₂e return
Aqaba, Jordan34.8 °C · 13.1 h sun a day · mostly dry · sea 28.2 °Cair ≈ 8h 54m · 949 kg CO₂e return
Kairouan, Tunisia32.8 °C · 12.9 h sun a day · mostly dryair ≈ 6h 36m · 585 kg CO₂e return
Sanliurfa, Turkey32.8 °C · 13.4 h sun a day · mostly dryair ≈ 8h 18m · 910 kg CO₂e return
Batman, Turkey32.2 °C · 13.3 h sun a day · mostly dryair ≈ 8h 24m · 868 kg CO₂e return
Marmaris, Turkey31.9 °C · 13.9 h sun a day · mostly dryair ≈ 7h 30m · 761 kg CO₂e return
Tataouine, Tunisia31.8 °C · 12.9 h sun a day · mostly dryair ≈ 7h · 661 kg CO₂e return
Ouarzazate, Morocco31.6 °C · 12.0 h sun a day · mostly dryair ≈ 7h 6m · 681 kg CO₂e return

Without flying

The warmest places the train reaches within 15 hours. Toulon is 26.2 °C for 62.6 kg — about 17× less carbon than flying to Aswan.

Toulon, France26.2 °C · 14.0 h sun a day · mostly dry · sea 23.4 °Crail ≈ 14h · 62.6 kg CO₂e return
Montpellier, France25.4 °C · 13.4 h sun a day · mostly dryrail ≈ 13h 24m · 59.4 kg CO₂e return
Avignon, France25.4 °C · 13.7 h sun a day · mostly dryrail ≈ 12h 42m · 59.1 kg CO₂e return
Béziers, France25.2 °C · 13.2 h sun a day · mostly dryrail ≈ 14h 54m · 59.8 kg CO₂e return
Geneva, Switzerland21.6 °C · 13.0 h sun a day · 3.2 mm rain a dayrail ≈ 13h 12m · 54.0 kg CO₂e return
Karlsruhe, Germany21.0 °C · 12.0 h sun a day · 2.3 mm rain a dayrail ≈ 13h 54m · 51.7 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 warmest place you can reach from Newcastle in July within 15 hours is Nefta, 36.0 °C, costing 619 kg CO₂e return. The lowest-carbon option is Preston at 12.2 kg — 51× less carbon, for 20.5 degrees less warmth.

Every destination here is on the efficiency frontier: nowhere else this site covers is both warmer in July 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 Newcastle. Pick one to compare.

By rail or ferry By air

Carbon against warmth, July, departing Newcastle. Journeys of up to 15 hours each way.

What the 15-hour limit costs: at this budget Aranjuez can only be reached by air — 420 kg CO₂e, in 5h 42m. Allow up to 24 hours and the train does the same journey for 70.5 kg in 21h 18m — 6× less carbon for 15h 36m more travelling.

July from Newcastle — 20 destinations on the frontier, 11 without flying.
Destination	How	CO₂e return	Temp	Sun/day	Rain/day	Journey
Preston, United Kingdom	Rail	12.2 kg	15.5 °C	9.3 h	4.9 mm	3h 42m
Doncaster, United Kingdom	Rail	13.2 kg	16.3 °C	10.3 h	3.3 mm	3h 48m
Cambridge, United Kingdom	Rail	26.4 kg	17.2 °C	10.6 h	3.0 mm	6h 12m
Lille, France	Rail	39.1 kg	18.4 °C	10.9 h	3.0 mm	7h 42m
Valenciennes, France	Rail	40.4 kg	18.8 °C	11.0 h	3.3 mm	9h
Paris, France	Rail	42.1 kg	20.0 °C	11.2 h	2.6 mm	8h 42m
Chalon-sur-Saône, France	Rail	50.8 kg	21.2 °C	12.4 h	2.9 mm	13h 12m
Lyon, France	Rail	53.7 kg	22.5 °C	13.0 h	3.1 mm	11h 54m
Romans-sur-Isère, France	Rail	56.0 kg	23.5 °C	13.7 h	1.6 mm	13h 36m
Orange, France	Rail	58.5 kg	25.3 °C	13.7 h	0.9 mm	13h 42m
Toulon, France	Rail	62.6 kg	26.2 °C	14.0 h	0.2 mm	14h
Zaragoza, Spain	Air	373 kg	27.1 °C	13.7 h	0.2 mm	5h 30m
Madrid, Spain	Air	409 kg	28.1 °C	14.0 h	0.0 mm	5h 42m
Aranjuez, Spain	Air	420 kg	28.9 °C	14.0 h	0.0 mm	5h 42m
Andujar, Spain	Air	476 kg	30.9 °C	13.6 h	0.0 mm	6h
Rossano Stazione, Italy	Air	549 kg	31.2 °C	13.9 h	0.4 mm	6h 24m
Kairouan, Tunisia	Air	585 kg	32.8 °C	12.9 h	0.0 mm	6h 36m
Gafsa, Tunisia	Air	609 kg	33.3 °C	12.9 h	0.0 mm	6h 42m
Metlaoui, Tunisia	Air	610 kg	34.3 °C	12.9 h	0.0 mm	6h 42m
Nefta, Tunisia	Air	619 kg	36.0 °C	12.9 h	0.0 mm	6h 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 Toulon (62.6 kg, 26.2 °C) to Zaragoza (373 kg, 27.1 °C) buys 0.9 °C more warmth for an extra 310 kg — 345 kg of CO₂e per degree. That single step is the most expensive warmth on the whole curve.

The pick of them

PrestonUnited Kingdom12.2 kg CO₂e return15.5 °C · 9.3 h sun · 3h 42m by railwarm but wet

ToulonFrance62.6 kg CO₂e return26.2 °C · 14.0 h sun · 14h by railwarm, bright and dry

NeftaTunisia619 kg CO₂e return36.0 °C · 12.9 h sun · 6h 48m by airwarm, bright and dry

The same month, asked differently

July 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 Nefta

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

Search places to stay in Nefta →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 Newcastle

July from elsewhere

Photo credits

Preston: Karl1587, Public domain, via Wikimedia Commons
Toulon: Rafi88, CC BY-SA 4.0, via Wikimedia Commons
Nefta: Majdi Sedik1994, CC BY-SA 4.0, via Wikimedia Commons
Aswan: Vyacheslav Argenberg, CC BY 4.0, via Wikimedia Commons
Sharm el-Sheikh: Tanya Dedyukhina, CC BY 3.0, via Wikimedia Commons
Luxor: Roland Unger, CC BY-SA 3.0, via Wikimedia Commons
Aqaba: Sana Janakat, CC BY-SA 4.0, via Wikimedia Commons
Kairouan: Unknown authorUnknown author, Public domain, via Wikimedia Commons
Sanliurfa: Damien Halleux Radermecker, CC BY-SA 2.0, via Wikimedia Commons
Batman: Ferhat 72 at Turkish Wikipedia, Public domain, via Wikimedia Commons
Marmaris: Mstyslav Chernov, CC BY-SA 3.0, via Wikimedia Commons
Tataouine: Averater, CC BY-SA 3.0, via Wikimedia Commons
Ouarzazate: Bjørn Christian Tørrissen, CC BY-SA 3.0, via Wikimedia Commons
Montpellier: Assembled by DePlusJean, CC BY-SA 3.0, via Wikimedia Commons
Avignon: Jean-Marc Rosier (de/from http://www.cjrosier.com + http://www.gordes-immobilier.com), CC BY-SA 3.0, via Wikimedia Commons
Béziers: Sanchezn, CC BY-SA 3.0, via Wikimedia Commons

Questions

Where is the warmest place to go from Newcastle in July?

Nefta, Tunisia, at 36.0 °C. Reaching it emits 619 kg CO₂e return, travelling 6h 48m each way by air (modelled).

Can I get somewhere warm from Newcastle in July without flying?

Yes. Toulon reaches 26.2 °C and is reachable by rail or ferry in 14h (modelled), emitting 62.6 kg CO₂e return — though Nefta is warmer still, if you fly.

How much carbon does a return trip from Newcastle to Nefta produce?

619 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.