Zermatt weather in January

In January, Zermatt sees average daytime highs of -8°C and overnight lows near -15°C, with 100 mm of precipitation across 12.1 wet days and about 8.9 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near -8°C through the month. The sky is clear or mostly clear about 32% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 30 min at the start of January to 9 h 24 min by month's end. Set against the rest of the year, January is Zermatt's 4th-clearest and 1st-windiest month. For the whole year in context, see Zermatt's year-round climate.

Daytime high
-8°
12th warmest
Overnight low
-15°
1st coldest
Precipitation
100 mm
12.1 wet days
Daylight
8 h 48 min
8:14 AM – 5:03 PM
Cloud cover
59%
4th clearest
Wind
5 km/h
1st windiest
Solar energy
1.87 kWh/m²
Travel score
0.0
out of 10

Zermatt is municipality in Visp district, canton of Valais, Switzerland.

Density
27/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -8°C through the month.

A typical January day in Zermatt reaches about -8°C in the afternoon and slips back to -15°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -13°C and -3°C. Set against its neighbours, January runs about 1°C cooler than December and about 2°C cooler than February.

-25°-20°-15°-10°-5°151015202531
Avg high (°C)Avg low (°C)
1-8-14
2-8-14
3-8-14
4-8-14
5-8-14
6-8-14
7-8-14
8-8-14
9-8-14
10-8-14
11-8-14
12-8-14
13-8-15
14-8-15
15-8-15
16-8-15
17-8-15
18-8-15
19-8-15
20-8-15
21-8-15
22-8-15
23-8-15
24-8-15
25-8-15
26-8-15
27-8-15
28-8-15
29-8-15
30-7-15
31-7-15

How January really feels in Zermatt

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
31 feel bitter (≤ -10°C)

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Zermatt weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-8° / -15°10012.113.18.90.0
Feb-6° / -14°8011.212.2100.0
Mar-2° / -10°9012.213.611.60.0
Apr / -6°1441515.113.30.0
May / -1°18718.512.314.70.4
Jun11° / 17319.54.415.52.2
Jul14° / 18819.6115.23.2
Aug13° / 18419.41.3143.0
Sep10° / 13715.54.812.31.8
Oct / -3°13011.78.810.70.2
Nov-2° / -9°17313.714.49.20.0
Dec-7° / -14°10212.313.48.50.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34159
44159
54258
64258
74258
84357
94357
104456
114456
124555
134654
144654
154654
164654
174753
184753
194852
204753
214654
224654
234654
244753
254654
264654
274654
284555
294555
304456
314456

Chance of precipitation in January

Any precipitationSnow

Zermatt gets around 100 mm of rain and snow over 12.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 39% and peaks near 41% on the wettest days, and about 13 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14044
24144
34144
44144
54144
64144
74043
84043
93942
103841
113841
123740
133740
143739
153639
163639
173639
183639
193639
203739
213740
223740
233841
243842
253942
263942
273943
283943
294043
304043
314044

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 5 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 30 min at the start of January to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over January. Sunrise moves from 8:17 AM to 8:02 AM, and sunset from 4:47 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.58:174:47
28.58:174:48
38.58:174:49
48.58:174:50
58.68:174:51
68.68:174:52
78.68:174:53
88.68:174:54
98.68:164:55
108.78:164:56
118.78:164:57
128.78:154:58
138.78:154:59
148.88:155:01
158.88:145:02
168.88:145:03
178.98:135:04
188.98:125:05
198.98:125:07
208.98:115:08
219.08:115:09
229.08:105:11
239.18:095:12
249.18:085:13
259.18:075:15
269.28:065:16
279.28:065:17
289.28:055:19
299.38:045:20
309.38:035:22
319.48:025:23

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.87 kWh/m².

For context, solar energy here swings from a low near 1.54 kWh/m² to a high of 6.43 kWh/m² in June across the year — January's 1.87 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.6Dim
41.6Dim
51.6Dim
61.6Dim
71.7Dim
81.7Dim
91.7Dim
101.7Dim
111.7Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.9Dim
171.9Dim
181.9Dim
191.9Dim
202.0Dim
212.0Dim
222.0Moderate
232.0Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.2Moderate
282.2Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in January

Is January a good time to visit Zermatt?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.0
Sightseeing
7th-best month of the year
Beach & pool
never really warm enough

January is a weaker month for outdoor sightseeing in Zermatt.

What to pack for Zermatt in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Zermatt sees daytime highs around -8°C and nights near -15°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

UV index in Zermatt in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Zermatt peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7High
May9Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Zermatt?

Zermatt sits at 46.0°N, 7.7°E, 0 m above sea level, in Switzerland. The nearest listed city is Sierre, 34 km away.

SierreSittenDomodossolaAostaMartigny-VilleVerbania

Topography around Zermatt

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Zermatt.

Within 3 km, the terrain around Zermatt has very significant variations in elevation — a maximum elevation change of 1,598 m around an average of 2,203 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,378 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,639 m.

The land around Zermatt is covered by grassland (47%) and trees (34%) within 3 km, snow and ice (46%) and bare terrain (25%) within 16 km, and trees (43%) and grassland (30%) within 80 km.

3 km
1,598 m
16 km
3,378 m
80 km
4,639 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
January weather nearby: Sierre 34 km · Sitten 38 km · Domodossola 43 km · Aosta 46 km · Martigny-Ville 53 km · Biella 56 km · Ivrea 62 km · Verbania 63 km

Switzerland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / J
230 V · 50 Hz
Prices
≈ 112% of US
price level, 2025
GDP per capita
$114,769
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
2.2
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 564
Religion
Roman Catholic 34%none 29%Protestant 23%other Christian 6%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Zermatt (46.02°, 7.7486°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).