The region: Mendrisiotto
Mendrisiotto (Ticino): the weather above is computed at the centre of the region (350 m). Below you will find the forecasts for the 16 municipalities, 0 ski resorts, 0 lakes and 1 passes or summits within 10 km — the terrain makes the weather vary a lot from one valley to the next: use the page of the exact place.
Climate of Mendrisiotto: 1991–2020 normals
In Mendrisiotto (350 m), the mean annual temperature is 12.0 °C. The warmest month is July (21.6 °C on average) and the coldest January (2.8 °C). About 1394 mm of precipitation falls per year, peaking in November (175 mm) with a minimum in January (61 mm). The sun shines for about 2026 hours a year, mostly in July (263 h). On average there are 90 frost days and 18 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.0 °C and the absolute minimum −6.4 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) | Sunshine (h) | Frost days | Summer days |
|---|---|---|---|---|---|---|---|
| Jan | 2.8 °C | 14.9 °C | −6.4 °C | 61 | 116 | 24 | 0 |
| Feb | 4.0 °C | 16.2 °C | −5.8 °C | 62 | 137 | 21 | 0 |
| Mar | 7.7 °C | 20.7 °C | −3.4 °C | 76 | 181 | 11 | 0 |
| Apr | 11.3 °C | 22.9 °C | 0.2 °C | 129 | 176 | 3 | 1 |
| May | 15.5 °C | 26.7 °C | 5.2 °C | 153 | 198 | 0 | 6 |
| Jun | 19.5 °C | 30.2 °C | 9.4 °C | 137 | 225 | 0 | 18 |
| Jul | 21.6 °C | 31.0 °C | 11.6 °C | 112 | 263 | 0 | 26 |
| Aug | 21.0 °C | 30.6 °C | 11.3 °C | 128 | 238 | 0 | 25 |
| Sep | 16.7 °C | 26.4 °C | 7.1 °C | 134 | 172 | 0 | 7 |
| Oct | 12.4 °C | 22.8 °C | 2.6 °C | 146 | 126 | 1 | 0 |
| Nov | 7.5 °C | 17.8 °C | −2.1 °C | 175 | 97 | 9 | 0 |
| Dec | 3.6 °C | 14.9 °C | −6.0 °C | 82 | 97 | 21 | 0 |
| Year | 12.0 °C | 31.0 °C | −6.4 °C | 1394 | 2026 | 90 | 82 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Stabio (5 km, 351 m), Monte Generoso (7 km, 1600 m), Lugano (15 km, 273 m), adjusted to the elevation of Mendrisiotto (350 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Municipalities in the region
- Coldrerio 2 km · 348 m
- Stabio 3 km · 354 m
- Balerna 4 km · 254 m
- Novazzano 4 km · 362 m
- Mendrisio 4 km · 308 m
- Morbio Inferiore 4 km · 304 m
- Riva San Vitale 5 km · 537 m
- Breggia 5 km · 828 m
- Vacallo 5 km · 379 m
- Chiasso 5 km · 239 m
- Brusino Arsizio 7 km · 359 m
- Castel San Pietro 7 km · 548 m
- Val Mara 7 km · 291 m
- Vico Morcote 8 km · 548 m
- Morcote 9 km · 626 m
- Bissone 9 km · 440 m
⛰️ Passes and summits
- Monte Generoso 1701 m
📍 Places to visit
Frequently asked questions about the weather: Mendrisiotto
What is the weather like in Mendrisiotto today?
The weather at the top of the page gives conditions at the centre of the region (350 m); for a specific town pick it in the “Municipalities in the region” list — each page has its own hourly and 15-day forecast.
What is the climate of Mendrisiotto?
At the centre of the region (350 m) the mean annual temperature is 12.0 °C with 1394 mm of precipitation a year; the warmest month is July (21.6 °C) and the coldest January (2.8 °C). Valleys and summits differ markedly.
What is the warmest month in Mendrisiotto?
The warmest month in Mendrisiotto is July, averaging 21.6 °C (1991–2020 normal). The coldest is January at 2.8 °C.
How much does it rain in Mendrisiotto per year?
Mendrisiotto receives about 1394 mm of precipitation a year. The wettest month is November (175 mm), the driest January (61 mm).
When is the best time to visit Mendrisiotto?
For warmth and sunshine: July (21.6 °C on average, 263 h of sun). The coldest month is January (2.8 °C). Check the 15-day forecast above for your dates.