St. Moritz weather in January

In January, St. Moritz sees average daytime highs of -7°C and overnight lows near -15°C, with 75 mm of precipitation across 11 wet days and about 8.8 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near -7°C through the month. The sky is clear or mostly clear about 31% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 24 min at the start of January to 9 h 18 min by month's end. Set against the rest of the year, January is St. Moritz's 2nd-clearest and 4th-windiest month. For the whole year in context, see St. Moritz's year-round climate.

Daytime high
-7°
12th warmest
Overnight low
-15°
1st coldest
Precipitation
75 mm
11 wet days
Daylight
8 h 48 min
8:07 AM – 4:53 PM
Cloud cover
61%
2nd clearest
Wind
6 km/h
4th windiest
Solar energy
1.84 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 -7°C through the month.

A typical January day in St. Moritz reaches about -7°C in the afternoon and slips back to -15°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -12°C and -2°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)
1-7-14
2-7-14
3-7-14
4-7-14
5-7-14
6-7-14
7-7-14
8-7-14
9-7-14
10-7-14
11-7-14
12-7-14
13-7-14
14-7-14
15-7-15
16-7-15
17-7-15
18-7-15
19-7-15
20-7-15
21-7-15
22-7-15
23-7-15
24-7-15
25-7-15
26-7-15
27-7-15
28-7-15
29-7-15
30-7-15
31-7-15

How January really feels in St. Moritz

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.

St. Moritz 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-7° / -15°751112.68.80.0
Feb-5° / -14°6110.411.6100.0
Mar-1° / -10°741213.711.60.0
Apr / -5°10614.714.113.30.0
May / -1°13318.510.614.80.7
Jun12° / 15619.13.715.52.6
Jul14° / 15819.41.215.23.4
Aug14° / 16118.21.4143.3
Sep10° / 10813.44.112.42.0
Oct / -2°11911.98.110.70.4
Nov-1° / -8°14313.714.19.20.0
Dec-6° / -13°8312.213.48.40.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24159
34159
44060
54060
64159
74159
84258
94357
104258
114357
124357
134357
144456
154456
164456
174456
184456
194357
204357
214357
224357
234258
244159
254159
264060
274060
283961
293961
303961
313961

Chance of precipitation in January

Any precipitationSnow

St. Moritz gets around 75 mm of rain and snow over 11 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 36% and peaks near 40% on the wettest days, and about 13 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14044
24044
34043
44043
53943
63943
73842
83742
93641
103641
113540
123540
133440
143440
153439
163439
173439
183439
193439
203439
213440
223440
233440
243440
253440
263441
273541
283541
293541
303541
313642

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 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 24 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 54 minutes over January. Sunrise moves from 8:11 AM to 7:55 AM, and sunset from 4:37 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.48:114:37
28.58:114:38
38.58:114:39
48.58:114:40
58.58:114:41
68.58:104:42
78.58:104:43
88.68:104:44
98.68:104:45
108.68:104:46
118.68:094:47
128.78:094:48
138.78:084:49
148.78:084:50
158.78:074:52
168.88:074:53
178.88:064:54
188.88:064:55
198.98:054:57
208.98:044:58
218.98:044:59
229.08:035:01
239.08:025:02
249.08:015:03
259.18:005:05
269.18:005:06
279.17:595:08
289.27:585:09
299.27:575:10
309.37:565:12
319.37:555:13

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.84 kWh/m².

For context, solar energy here swings from a low near 1.49 kWh/m² to a high of 5.98 kWh/m² in May across the year — January's 1.84 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.5Dim
31.6Dim
41.6Dim
51.6Dim
61.6Dim
71.6Dim
81.6Dim
91.7Dim
101.7Dim
111.7Dim
121.7Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.9Dim
181.9Dim
191.9Dim
201.9Dim
212.0Dim
222.0Dim
232.0Moderate
242.0Moderate
252.1Moderate
262.1Moderate
272.1Moderate
282.2Moderate
292.2Moderate
302.3Moderate
312.3Moderate
Planning a trip in January

Is January a good time to visit St. Moritz?

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 St. Moritz.

What to pack for St. Moritz in January

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

In January, St. Moritz sees daytime highs around -7°C and nights near -15°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in St. Moritz 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 St. Moritz peaks around July 15 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar6High
Apr8Very high
May9Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is St. Moritz?

St. Moritz sits at 46.5°N, 9.8°E, 0 m above sea level, in Switzerland. The nearest listed city is Davos, 34 km away.

DavosSondrioChurBellinzonaBludenzVaduzLeccoFeldkirch

Topography around St. Moritz

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

Within 3 km, the terrain around St. Moritz has large variations in elevation — a maximum elevation change of 1,149 m around an average of 2,048 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,603 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,753 m.

The land around St. Moritz is covered by trees (43%) and grassland (43%) within 3 km, grassland (37%) and bare terrain (21%) within 16 km, and trees (43%) and grassland (35%) within 80 km.

3 km
1,149 m
16 km
2,603 m
80 km
3,753 m
treesgrasslandartificial surfacesbare terrainsnow and icewatermoss and lichen
January weather nearby: Davos 34 km · Sondrio 37 km · Chur 46 km · Bellinzona 72 km · Bludenz 73 km · Vaduz 75 km · Lecco 79 km · Feldkirch 84 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 St. Moritz (46.4994°, 9.8433°, 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).