Which municipality in canton Schwyz is the sunniest?

Innerthal is the sunniest municipality in canton Schwyz, at 48.5% relative sunshine (2025).

What does relative sunshine duration mean?

The share of actual sunshine hours against the maximum possible. It makes places with short winter days fairly comparable with very sunny locations.

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Ranking · Data 2025 · Source: BFS

The sunniest municipalities in canton Schwyz (2025)

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Innerthal is the sunniest municipality in canton Schwyz: 48.5% of possible sunshine duration (2025). Next come Riemenstalden (47.4%) and Oberiberg (44.7%). Source: MeteoSwiss, nearest station.

Ranking

MeteoSchweiz · 2025

Rank	Municipality	Sunshine	Residents
1	Innerthal	48.5%	184
2	Riemenstalden	47.4%	84
3	Oberiberg	44.7%	896
4	Einsiedeln	44.7%	16'464
5	Unteriberg	44.7%	2'462
6	Feusisberg	43.5%	5'613
7	Freienbach	43.5%	16'943
8	Wollerau	43.5%	7'568
9	Küssnacht	39%	14'044

How we measure this

MeteoSchweiz

Relative sunshine duration (actual as a share of astronomically possible sunshine) from the nearest MeteoSwiss station, at most 25 km away, averaged up to 2025. The relative figure is topography-fair because it accounts for shorter winter days.

Frequently asked questions

Which municipality in canton Schwyz is the sunniest?: Innerthal is the sunniest municipality in canton Schwyz, at 48.5% relative sunshine (2025).
What does relative sunshine duration mean?: The share of actual sunshine hours against the maximum possible. It makes places with short winter days fairly comparable with very sunny locations.