Which municipality in canton Valais is the sunniest?

Grimisuat is the sunniest municipality in canton Valais, at 62.5% 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.

← Canton Valais overview

Ranking · Data 2025 · Source: BFS

The sunniest municipalities in canton Valais (2025)

National ranking →

Grimisuat is the sunniest municipality in canton Valais: 62.5% of possible sunshine duration (2025). Next come Mont-Noble (62.5%) and Savièse (62.5%). Source: MeteoSwiss, nearest station.

Ranking

MeteoSchweiz · 2025

Rank	Municipality	Sunshine	Residents
1	Grimisuat	62.5%	3'906
2	Mont-Noble	62.5%	1'174
3	Savièse	62.5%	8'182
4	Vétroz	62.5%	6'604
5	Sion	62.5%	36'624
6	Veysonnaz	62.5%	621
7	Vex	62.5%	1'929
8	Ardon	62.5%	3'709
9	Conthey	62.5%	9'073
10	Leytron	62.5%	3'357
11	Chamoson	62.5%	4'291
12	Nendaz	62.5%	7'196
13	Hérémence	62.5%	1'491
14	Täsch	62.4%	1'366
15	Zermatt	62.4%	6'023
16	Randa	62.4%	461
17	Agarn	62%	729
18	Guttet-Feschel	62%	440
19	Lalden	62%	733
20	Baltschieder	62%	1'367
21	Visperterminen	62%	1'324
22	Naters	62%	10'605
23	Steg-Hohtenn	62%	1'691
24	Ergisch	62%	184
25	Bürchen	62%	766
26	Eischoll	62%	453
27	Visp	62%	8'483
28	Eggerberg	62%	329
29	Brig-Glis	62%	13'976
30	Raron	62%	2'002
31	Gampel-Bratsch	62%	2'167
32	Niedergesteln	62%	750
33	Zeneggen	62%	324
34	Turtmann-Unterems	62%	1'191
35	Unterbäch	62%	483
36	Ausserberg	62%	637
37	Oberems	58.8%	139
38	Grächen	58.8%	1'295
39	Saas-Grund	58.8%	1'067
40	Törbel	58.8%	494
41	Embd	58.8%	294
42	Eisten	58.8%	191
43	Saas-Balen	58.8%	362
44	St. Niklaus	58.8%	2'268
45	Stalden	58.8%	1'112
46	Saas-Fee	58.8%	1'592
47	Staldenried	58.8%	541
48	Saint-Maurice	58.3%	4'574
49	Val-d'Illiez	58.3%	2'129
50	Champéry	58.3%	1'399
51	Vérossaz	58.3%	893
52	Saillon	58.3%	3'094
53	Collonges	58.3%	865
54	Dorénaz	58.3%	1'103
55	Evionnaz	58.3%	1'482
56	Massongex	58.3%	2'044
57	Anniviers	56.7%	2'773
58	Evolène	56.5%	1'670
59	Saint-Martin	56.5%	841
60	Ayent	55.7%	4'350
61	Icogne	55.7%	634
62	Noble-Contrée	55.7%	4'677
63	Albinen	55.7%	262
64	Lens	55.7%	4'536
65	Arbaz	55.7%	1'462
66	Chalais	55.7%	3'905
67	Salgesch	55.7%	1'693
68	Crans-Montana	55.7%	10'488
69	Varen	55.7%	691
70	Chippis	55.7%	1'599
71	Grône	55.7%	2'557
72	Saint-Léonard	55.7%	2'613
73	Leukerbad	55.7%	1'396
74	Sierre	55.7%	17'663
75	Inden	55.7%	118
76	Leuk	55.7%	4'307
77	Ried-Brig	55.4%	2'254
78	Saas-Almagell	55.4%	379
79	Zwischbergen	55.4%	81
80	Simplon	55.4%	281
81	Kippel	54.4%	331
82	Collombey-Muraz	54.4%	9'903
83	Vouvry	54.4%	4'621
84	Troistorrents	54.4%	5'008
85	Wiler	54.4%	539
86	Blatten	54.4%	303
87	Ferden	54.4%	253
88	Monthey	54.4%	18'886
89	Vionnaz	54.4%	2'934
90	Goms	53.1%	1'157
91	Obergoms	53.1%	640
92	Riddes	50%	3'701
93	Isérables	50%	809
94	Saxon	50%	7'114
95	Bourg-Saint-Pierre	49.8%	215
96	Bettmeralp	45%	474
97	Fieschertal	45%	359
98	Mörel-Filet	45%	745
99	Lax	45%	336
100	Riederalp	45%	437
101	Termen	45%	1'187
102	Fiesch	45%	912
103	Bitsch	45%	1'116
104	Bister	45%	39
105	Bellwald	45%	349

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 Valais is the sunniest?: Grimisuat is the sunniest municipality in canton Valais, at 62.5% 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.