Fog report Sun, 18/1

Name: Fog report Sun, 18/01/2026: sunshine at the SwissMetNet stations
Creator: MeteoSwiss
License: https://creativecommons.org/licenses/by/4.0/

Fog lid at 800–1,900 m, sun above it.

Most sun: Säntis with 8 h 16 min. On the Swiss Plateau 33 of 44 weather stations saw not a single minute of sun.

Measured on Sunday 18 January 2026 · Source: MeteoSwiss, SwissMetNet stations

Station up to 1,900 mStation above 1,900 mFog lid, measured

Sun staircase · 18/01/2026 · measured

Sun by altitude at 73 weather stations

Each dot is a MeteoSwiss station: up, how high it lies; right, how long it measured sun on Sun, 18/1.

Stations without a minute of sun: 38

St. Gallen776 m0 min
Salen-Reutenen719 m0 min
Fribourg / Grangeneuve651 m0 min
Ebnat-Kappel623 m0 min
Rünenberg611 m0 min
Zürich / Fluntern604 m0 min

Longest in the sun

Säntis2,501 m8 h 16 min
Titlis3,045 m8 h 8 min
Hörnli1,133 m7 h 54 min
Napf1,404 m7 h 43 min

Above the fog lid: summits from 2,000 m

All measurements of Sun, 18/1

Minutes of sun per hour at 73 MeteoSwiss weather stations, sorted by height. Each cell is an hour; the dashed line is the measured fog level.

Station · hour ending	9	10	11	12	13	14	15	16	17	Total
Jungfraujoch3,571 m	18 min	60 min	60 min	60 min	60 min	51 min	60 min	60 min	2 min	7 h 11 min
Titlis3,045 m	24 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	44 min	8 h 8 min
Säntis2,501 m	38 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	38 min	8 h 16 min
Gütsch, Andermatt2,286 m	0 min	0 min	42 min	48 min	34 min	15 min	5 min	0 min	0 min	2 h 24 min
Pilatus2,105 m	20 min	60 min	60 min	60 min	60 min	60 min	60 min	57 min	13 min	7 h 30 min
Le Moléson1,974 m	0 min	0 min	17 min	60 min	60 min	60 min	60 min	60 min	44 min	6 h 1 min
La Dôle1,670 m	0 min	0 min	8 min	20 min	60 min	60 min	60 min	60 min	35 min	5 h 3 min
Chasseral1,594 m	0 min	0 min	38 min	60 min	57 min	60 min	60 min	60 min	47 min	6 h 22 min
Napf1,404 m	20 min	60 min	60 min	60 min	60 min	60 min	60 min	58 min	25 min	7 h 43 min
Adelboden1,321 m	0 min	0 min	26 min	60 min	60 min	47 min	60 min	60 min	18 min	5 h 31 min
Bullet / La Frétaz1,205 m	0 min	8 min	35 min	41 min	60 min	60 min	60 min	60 min	33 min	5 h 57 min
Chaumont1,136 m	5 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	22 min	7 h 27 min
Hörnli1,133 m	22 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	32 min	7 h 54 min
La Brévine1,050 m	0 min	21 min	0 min	18 min	50 min	60 min	40 min	60 min	35 min	4 h 44 min
Plaffeien1,042 m	0 min	53 min	60 min	60 min	60 min	60 min	60 min	60 min	37 min	7 h 30 min
Engelberg1,036 m	0 min	2 min	1 min	44 min	60 min	60 min	41 min	0 min	0 min	3 h 28 min
Château-d'Oex1,028 m	0 min	0 min	31 min	60 min	60 min	60 min	60 min	60 min	37 min	6 h 8 min
La Chaux-de-Fonds1,017 m	4 min	51 min	60 min	51 min	55 min	60 min	43 min	60 min	44 min	7 h 8 min
Bantiger942 m	1 min	35 min	60 min	60 min	60 min	60 min	60 min	60 min	42 min	7 h 18 min
Einsiedeln911 m	4 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	24 min	7 h 28 min
Uetliberg854 m	31 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	9 min	7 h 40 min
Lägern845 m	0 min	0 min	19 min	3 min	1 min	16 min	25 min	23 min	7 min	1 h 34 min
Oron828 m	0 min	3 min	34 min	56 min	60 min	58 min	60 min	60 min	34 min	6 h 5 min
St. Gallen776 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min
Frutigen756 m	0 min	0 min	47 min	60 min	60 min	60 min	60 min	60 min	7 min	5 h 54 min
Langnau i.E.744 m	13 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	10 min	7 h 23 min
Salen-Reutenen719 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min
Bière684 m	0 min	0 min	31 min	52 min	55 min	60 min	60 min	60 min	31 min	5 h 49 min
Fribourg / Grangeneuve651 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min
Ebnat-Kappel623 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min
Rünenberg611 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min
Zürich / Fluntern604 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min

no sun1–19 min20–44 min45–60 minMeasured fog levelMeasurements: MeteoSwiss, SwissMetNet

For the press

Chart and measurements are free to use with a link to this page (CC BY 4.0). Source of the measurements: MeteoSwiss, SwissMetNet stations.

Measurements as CSV

More sea-of-fog days

The days the MeteoSwiss network measured a sea of fog in at least half of the hours with the sun high – each with all its measurements.

Fog level and sea of fog today

Source: MeteoSwiss