Paris · July · sunshine

Sunniest places to go from Paris in July

The sunniest place you can reach from Paris in July within 15 hours is Nice at 14.3 h, costing 20.2 kg CO₂e return. The lowest-carbon option is Dieppe at 4.4 kg — 5× less carbon for 3.2 h less.

Every destination here is on the efficiency frontier: nowhere else in Europe is both sunnier 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 Paris. Pick one to compare.

By rail or ferry By air

Carbon against sunshine, July, departing Paris. Journeys of up to 15 hours each way.

July from Paris — 6 destinations on the frontier, 6 without flying.
Destination	How	CO₂e return	Temp	Sun/day	Rain/day	Journey
Dieppe, France	Rail	4.4 kg	18.0 °C	11.1 h	3.3 mm	4h 6m
Vierzon, France	Rail	5.4 kg	20.3 °C	11.8 h	2.4 mm	4h 30m
Chalon-sur-Saône, France	Rail	8.8 kg	21.2 °C	12.4 h	2.9 mm	6h 6m
Villefranche-sur-Saône, France	Rail	10.8 kg	21.8 °C	13.1 h	2.4 mm	7h
Romans-sur-Isère, France	Rail	13.9 kg	23.5 °C	13.7 h	1.6 mm	8h 24m
Nice, France	Rail	20.2 kg	25.2 °C	14.3 h	0.3 mm	11h 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.

The pick of them

DieppeFrance4.4 kg CO₂e return18.0 °C · 11.1 h sun · 4h 6m by railwarm but wet NiceFrance20.2 kg CO₂e return25.2 °C · 14.3 h sun · 11h 24m by railwarm, bright and dry

If you'd rather have heat than sunshine

July answers differently depending on what you're after. The warmest destinations from Paris in July are a different list — hours of sunshine and degrees of warmth come apart, especially early and late in the year.

Where to stay in Nice

Places to stay in Nice, France, 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 Paris

July from elsewhere

Questions

Where is the sunniest place to go from Paris in July?

Nice, France, at 14.3 h. Reaching it emits 20.2 kg CO₂e return, travelling 11h 24m each way by rail.

Can I get somewhere sunny from Paris in July without flying?

Yes. Nice reaches 14.3 h and is reachable by rail or ferry in 11h 24m, emitting 20.2 kg CO₂e return — which is also the best on this frontier.

How much carbon does a return trip from Paris to Nice produce?

20.2 kg CO₂e for one person, return, by rail. 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.