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Weather in Chiasso

Ticino, 239 m · continuously updated

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Humidity
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Rain ahead
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Sunset
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Temperature · last 4 and next 28 hours

Chiasso weather: the next 24 hours

Updated hourly.

Chiasso weather hour by hour (48 h)

Chiasso 15-day forecast

Two-week trend.

Chiasso weekend weatherRain radar

Sun and golden hours

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Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Chiasso

Neighbouring municipalities, as the crow flies.

7-day forecast for Chiasso

Today (Saturday 14 Nov) in Chiasso: overcast, 6 to 10 °C, precipitation 0.0 mm (41 %), wind up to 10 km/h. Tomorrow: overcast, 6 to 10 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast6 °C10 °C0.0 mm10 km/h
Tomorrowovercast6 °C10 °C0.0 mm3 km/h
Mon 16 Novlight rain4 °C12 °C2.2 mm9 km/h
Tue 17 Novlight rain5 °C10 °C0.0 mm6 km/h
Wed 18 Novovercast5 °C14 °C0.0 mm7 km/h
Thu 19 Novlight rain6 °C14 °C2.7 mm7 km/h
Fri 20 Novfog4 °C15 °C0.0 mm16 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 239 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in Chiasso today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Chiasso

Saturday 14 Nov in Chiasso, hour by hour: overcast in the morning, overcast in the afternoon, overcast in the evening. Low 6 °C around 19:00, high 10 °C around 14:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00overcast10 °C0.0 mm10 km/h
01:00overcast10 °C0.0 mm9 km/h
02:00overcast10 °C0.0 mm5 km/h
03:00overcast9 °C0.0 mm3 km/h
04:00overcast9 °C0.0 mm2 km/h
05:00overcast9 °C0.0 mm3 km/h
06:00overcast8 °C0.0 mm2 km/h
07:00overcast8 °C0.0 mm0 km/h
08:00overcast8 °C0.0 mm1 km/h
09:00overcast9 °C0.0 mm3 km/h
10:00overcast9 °C0.0 mm1 km/h
11:00overcast9 °C0.0 mm2 km/h
12:00overcast10 °C0.0 mm4 km/h
13:00overcast10 °C0.0 mm4 km/h
14:00overcast10 °C0.0 mm3 km/h
15:00overcast10 °C0.0 mm3 km/h
16:00partly cloudy10 °C0.0 mm0 km/h
17:00overcast9 °C0.0 mm3 km/h
18:00overcast7 °C0.0 mm3 km/h
19:00overcast6 °C0.0 mm0 km/h
20:00overcast6 °C0.0 mm0 km/h
21:00overcast6 °C0.0 mm1 km/h
22:00overcast7 °C0.0 mm1 km/h
23:00overcast8 °C0.0 mm1 km/h

Hourly forecast issued 14.11.2026 for Chiasso (239 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Weather today in Chiasso

Today, Saturday 14 Nov in Chiasso: overcast, 6 to 10 °C, wind up to 10 km/h. No precipitation expected. A day in line with the climate normal for November in Chiasso (8.2 °C average over 1991-2020).

Chiasso weather tomorrow

Tomorrow, Sunday 15 Nov, in Chiasso: overcast, 6 to 10 °C, wind up to 3 km/h. No precipitation expected.

What is the temperature in Chiasso?

Today in Chiasso (239 m): 6 to 10 °C. Tomorrow: 6 to 10 °C. Over the next 7 days, highs range from 10 to 15 °C, averaging 12 °C.

Chiasso weekend weather

This weekend in Chiasso: Saturday overcast, 6 to 10 °C; Sunday overcast, 6 to 10 °C.

Will it rain in Chiasso this week?

Yes: 2 days with precipitation are expected in Chiasso over the next 7 days, 4.9 mm in total. Wettest day: Thursday 19 Nov (2.7 mm).

What is the UV index in Chiasso?

Today in Chiasso (239 m), the UV index peaks at 2 (low) around midday. No particular protection is needed. In the mountains, radiation rises by about 10 % per 1,000 m, and snow reflects up to 80 % of it.

The best day to go out in Chiasso

The best day of the next 7 in Chiasso: Wednesday 18 Nov, overcast, up to 14 °C.

Among the 64 municipalities of canton Ticino covered by the MeteoSwiss 1991-2020 normals, Chiasso ranks 54 for annual precipitation (1348 mm) and 54 for sunshine (2032 hours per year). July's hottest day averages 31.6 °C; January's coldest night drops to -5.6 °C.

Climate of Chiasso: 1991–2020 normals

In Chiasso (239 m), the mean annual temperature is 12.6 °C. The warmest month is July (22.2 °C on average) and the coldest January (3.5 °C). About 1348 mm of precipitation falls per year, peaking in November (169 mm) with a minimum in January (59 mm). The sun shines for about 2032 hours a year, mostly in July (263 h). On average there are 88 frost days and 18 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.6 °C and the absolute minimum −5.6 °C.

12.6 °CMean annual temperature
1348 mmPrecipitation per year
2032 hSunshine hours per year
88Frost days per year
82Summer days (≥ 25 °C)
JFMAMJJASOND

Mean monthly precipitation (mm) — bar height relative to the wettest month.

MonthMean TAbs. maxAbs. minPrecip. (mm)Sunshine (h)Frost daysSummer days
Jan3.5 °C15.4 °C−5.6 °C59116230
Feb4.6 °C16.8 °C−5.0 °C60138200
Mar8.3 °C21.3 °C−2.6 °C73182110
Apr11.9 °C23.5 °C0.9 °C12517631
May16.1 °C27.3 °C5.9 °C14819806
Jun20.1 °C30.8 °C10.1 °C133226018
Jul22.2 °C31.6 °C12.3 °C109263026
Aug21.7 °C31.2 °C12.0 °C124239025
Sep17.3 °C26.9 °C7.8 °C13017307
Oct13.1 °C23.4 °C3.3 °C14012610
Nov8.2 °C18.4 °C−1.3 °C1699790
Dec4.3 °C15.5 °C−5.3 °C7898210
Year12.6 °C31.6 °C−5.6 °C134820328882

At what altitude is Chiasso located?

Chiasso sits at around 239 m above sea level in the canton of Ticino. This elevation directly affects temperatures, the rain-snow line and snow cover: on average, the temperature drops by about 0.55 °C per 100 m of altitude.

What is the warmest month in Chiasso?

The warmest month in Chiasso is July, averaging 22.2 °C; the coldest is January, at 3.5 °C. The annual mean is 12.6 °C (MeteoSwiss 1991–2020 normals, reference station Stabio).

How much does it rain in Chiasso per year?

Chiasso receives about 1348 mm of precipitation a year, or 112 mm a month on average. The wettest month is November (169 mm) and the driest January (59 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Chiasso have?

Chiasso averages 88 frost days a year, most of them in January (23 days). Conversely, 82 summer days exceed 25 °C, 18 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Chiasso get per year?

The sun shines for about 2032 hours a year in Chiasso. The sunniest month is July (263 h) and the least sunny November (97 h), according to the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in Chiasso?

In Chiasso, the monthly mean rises from 3.5 °C in January to 22.2 °C in July: a 18.7 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −5.6 °C to 31.6 °C.

When is the best time to visit Chiasso?

For warmth and sunshine: July (22.2 °C on average, 263 h of sun). To avoid rain, January is the driest month (59 mm). The coldest month is January (3.5 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Stabio (7 km, 351 m), Monte Generoso (10 km, 1600 m), Lugano (20 km, 273 m), adjusted to the elevation of Chiasso (239 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.