Sitten weather in January

In January, Sitten sees average daytime highs of -3°C and overnight lows near -12°C, with 128 mm of precipitation across 12.4 wet days and about 8.8 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near -3°C through the month. The sky is clear or mostly clear about 34% 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 18 min by month's end. Set against the rest of the year, January is Sitten's 4th-clearest and 2nd-windiest month. For the whole year in context, see Sitten's year-round climate.

Daytime high
-3°
12th warmest
Overnight low
-12°
1st coldest
Precipitation
128 mm
12.4 wet days
Daylight
8 h 48 min
8:16 AM – 5:04 PM
Cloud cover
58%
4th clearest
Wind
5 km/h
2nd windiest
Solar energy
1.64 kWh/m²
Travel score
0.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -3°C through the month.

A typical January day in Sitten reaches about -3°C in the afternoon and slips back to -12°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -9°C and 2°C. Set against its neighbours, January runs on par with December and about 3°C cooler than February.

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

How January really feels in Sitten

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.

Sitten weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -12°12812.412.98.80.0
Feb-1° / -11°11111.412.1100.0
Mar / -6°11413.412.511.60.0
Apr / -2°11614.310.313.30.9
May12° / 17318.85.314.72.5
Jun16° / 17618.8115.54.1
Jul18° / 18018.40.415.25.0
Aug18° / 17016.90.4145.0
Sep14° / 12914.61.912.33.7
Oct10° / -0°11313.45.210.72.0
Nov / -7°12613.210.99.20.1
Dec-3° / -11°14113.313.38.50.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% 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 54%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24357
34357
44456
54456
64357
74456
84456
94555
104654
114654
124654
134654
144753
154753
164753
174852
184852
194753
204753
214753
224753
234753
244753
254753
264753
274654
284654
294753
304654
314654

Chance of precipitation in January

Any precipitationSnow

Sitten gets around 128 mm of rain and snow over 12.4 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 44% on the wettest days, and about 13 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14444
24444
34344
44343
54343
64242
74142
84141
94040
103940
113939
123839
133839
143839
153840
163840
173840
183840
193840
203841
213841
223841
233842
243842
253842
263842
273842
283842
293842
303842
313842

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.

Across January, daily wind ranges from about 5 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
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
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 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over January. Sunrise moves from 8:19 AM to 8:04 AM, and sunset from 4:48 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.58:194:48
28.58:194:49
38.58:204:50
48.58:194:51
58.58:194:52
68.68:194:53
78.68:194:54
88.68:194:55
98.68:194:56
108.68:184:57
118.78:184:58
128.78:184:59
138.78:175:00
148.78:175:01
158.88:165:03
168.88:165:04
178.88:155:05
188.98:155:06
198.98:145:08
208.98:135:09
219.08:135:10
229.08:125:12
239.08:115:13
249.18:105:14
259.18:105:16
269.18:095:17
279.28:085:18
289.28:075:20
299.38:065:21
309.38:055:23
319.38:045:24

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.64 kWh/m².

For context, solar energy here swings from a low near 1.33 kWh/m² to a high of 5.92 kWh/m² in June across the year — January's 1.64 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.7Dim
181.7Dim
191.7Dim
201.7Dim
211.8Dim
221.8Dim
231.8Dim
241.8Dim
251.9Dim
261.9Dim
271.9Dim
282.0Dim
292.0Moderate
302.0Moderate
312.1Moderate
Planning a trip in January

Is January a good time to visit Sitten?

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

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
6th-best month of the year

January is a weaker month for outdoor sightseeing in Sitten.

What to pack for Sitten in January

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

In January, Sitten sees daytime highs around -3°C and nights near -12°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 Sitten in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sitten peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr5High
May7Very high
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Sitten?

Sitten sits at 46.2°N, 7.4°E, 500 m above sea level, in Switzerland. The nearest listed city is Sierre, 16 km away.

Martigny-VilleMontheyZermattMontreuxVeveyBulleChamonix

Topography around Sitten

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

Within 3 km, the terrain around Sitten has large variations in elevation — a maximum elevation change of 958 m around an average of 686 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,767 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,579 m.

The land around Sitten is covered by trees (47%), artificial surfaces (26%) and grassland (24%) within 3 km, trees (42%) and grassland (35%) within 16 km, and trees (38%) and grassland (35%) within 80 km.

3 km
958 m
16 km
2,767 m
80 km
4,579 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
January weather nearby: Sierre 16 km · Martigny-Ville 26 km · Monthey 31 km · Zermatt 38 km · Montreux 41 km · Vevey 47 km · Bulle 49 km · Chamonix 50 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 Sitten (46.2274°, 7.3556°, elevation 500 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).