Locarno weather in January

In January, Locarno sees average daytime highs of 1°C and overnight lows near -6°C, with 75 mm of precipitation across 9.5 wet days and about 8.8 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 1°C through the month. The sky is clear or mostly clear about 42% 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 Locarno's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Locarno's year-round climate.

Daytime high
12th warmest
Overnight low
-6°
1st coldest
Precipitation
75 mm
9.5 wet days
Daylight
8 h 48 min
8:10 AM – 4:58 PM
Cloud cover
51%
2nd clearest
Wind
6 km/h
2nd windiest
Solar energy
1.64 kWh/m²
Travel score
0.0
out of 10
Air quality
Moderate
PM2.5 10.5 µg/m³ · 2020

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 1°C through the month.

A typical January day in Locarno reaches about 1°C in the afternoon and slips back to -6°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 5°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
11-6
21-6
31-6
41-6
51-5
61-5
71-5
81-5
91-5
101-5
111-5
121-6
131-6
141-6
151-6
161-6
171-6
181-6
191-6
201-6
211-6
221-6
231-6
241-6
251-6
261-6
271-6
281-6
291-6
301-6
311-6

How January really feels in Locarno

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
wind chill below the day's low

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

Locarno weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°759.59.98.80.0
Feb / -5°638.88.9100.0
Mar / -2°9110.97.411.60.7
Apr10° / 14313.15.813.32.0
May14° / 16216.2214.73.7
Jun18° / 15515.50.515.55.2
Jul21° / 11°12814.20.215.25.9
Aug20° / 11°15813.60.1145.9
Sep16° / 17812.90.612.34.6
Oct11° / 18713.92.810.72.5
Nov / -1°17712.17.69.20.4
Dec / -5°8710.598.50.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45347
55248
65248
75248
85248
95248
105248
115248
125248
135248
145248
155446
165446
175545
185545
195545
205644
215644
225545
235545
245644
255545
265545
275545
285446
295545
305545
315446

Chance of precipitation in January

Any precipitationSnow

Locarno gets around 75 mm of rain and snow over 9.5 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 31% and peaks near 32% on the wettest days, and about 10 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13232
23232
33233
43233
53233
63233
73233
83233
93133
103132
113132
123132
133132
143031
153031
163031
173030
183030
192930
202930
212930
222930
233030
243031
253031
263031
273031
283131
293132
303132
313132

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 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 8:13 AM to 7:58 AM, and sunset from 4:42 PM to 5:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.58:134:42
28.58:134:43
38.58:144:44
48.58:134:45
58.58:134:46
68.68:134:47
78.68:134:48
88.68:134:49
98.68:134:50
108.68:124:51
118.78:124:52
128.78:124:53
138.78:114:55
148.78:114:56
158.88:104:57
168.88:104:58
178.88:094:59
188.98:095:01
198.98:085:02
208.98:085:03
219.08:075:05
229.08:065:06
239.08:055:07
249.18:045:09
259.18:045:10
269.18:035:11
279.28:025:13
289.28:015:14
299.38:005:16
309.37:595:17
319.37:585:19

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 1.32 kWh/m² to a high of 5.8 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
81.4Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.7Dim
191.7Dim
201.7Dim
211.8Dim
221.8Dim
231.8Dim
241.8Dim
251.9Dim
261.9Dim
271.9Dim
282.0Dim
292.0Dim
302.0Moderate
312.1Moderate
Planning a trip in January

Is January a good time to visit Locarno?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
7th-best month of the year

January is a weaker month for outdoor sightseeing in Locarno.

What to pack for Locarno in January

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

In January, Locarno sees daytime highs around 1°C and nights near -6°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Locarno 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 Locarno peaks around July 16 at about 8 (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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May7High
Jun7Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Locarno in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Locarno is worst in June — around 16 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 6 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Locarno's WHO annual average of 10.5 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1615 µg/m³Nov 217 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar13Moderate
Apr14Moderate
May12Moderate
Jun16Moderate
Jul13Moderate
Aug11Good
Sep9Good
Oct8Good
Nov6Good
Dec7Good
Location & terrain

Where is Locarno?

Locarno sits at 46.2°N, 8.8°E, 206 m above sea level, in Switzerland. The nearest listed city is Bellinzona, 17 km away.

LuganoPallanza-Intra-SunaVerbaniaVareseDomodossolaMalnateComo

Topography around Locarno

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

Within 3 km, the terrain around Locarno has very significant variations in elevation — a maximum elevation change of 1,412 m around an average of 433 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,216 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,405 m.

The land around Locarno is covered by trees (48%) and water (31%) within 3 km, trees (72%) within 16 km, and trees (48%) and grassland (27%) within 80 km.

3 km
1,412 m
16 km
2,216 m
80 km
4,405 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
January weather nearby: Bellinzona 17 km · Lugano 22 km · Pallanza-Intra-Suna 31 km · Verbania 34 km · Varese 39 km · Domodossola 39 km · Malnate 42 km · Como 46 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 Locarno (46.1709°, 8.7995°, elevation 206 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).