About Thalwil
Thalwil is a Swiss municipality located in the canton of Zurich (ZH), at 47.278° latitude and 8.553° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Thalwil, Thalwil benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Thalwil
The climate in Thalwil is characteristic of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Temperatures, precipitation and wind conditions vary throughout the year with local features linked to altitude and surrounding terrain. Our data comes from official weather stations and real-time Netatmo sensors for Thalwil and neighboring municipalities.
On this page you will find the detailed weather forecast for Thalwil: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Thalwil: 1991–2020 normals
In Thalwil (478 m), the mean annual temperature is 10.2 °C. The warmest month is July (19.4 °C on average) and the coldest January (1.2 °C). About 1161 mm of precipitation falls per year, peaking in August (137 mm) with a minimum in February (63 mm). The sun shines for about 1694 hours a year, mostly in July (231 h). On average there are 71 frost days and 9 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.0 °C and the absolute minimum −7.6 °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 | 1.2 °C | 11.8 °C | −7.6 °C | 64 | 58 | 19 | 0 |
| Feb | 2.1 °C | 13.6 °C | −7.1 °C | 63 | 88 | 17 | 0 |
| Mar | 6.0 °C | 19.0 °C | −3.9 °C | 71 | 143 | 9 | 0 |
| Apr | 10.0 °C | 23.5 °C | −0.6 °C | 84 | 180 | 2 | 0 |
| May | 14.1 °C | 27.7 °C | 3.7 °C | 129 | 194 | 0 | 4 |
| Jun | 17.7 °C | 31.1 °C | 7.7 °C | 132 | 211 | 0 | 11 |
| Jul | 19.4 °C | 32.0 °C | 10.3 °C | 136 | 231 | 0 | 15 |
| Aug | 19.0 °C | 31.3 °C | 9.5 °C | 137 | 216 | 0 | 14 |
| Sep | 14.8 °C | 26.5 °C | 5.8 °C | 96 | 162 | 0 | 4 |
| Oct | 10.5 °C | 21.9 °C | 1.6 °C | 87 | 107 | 1 | 0 |
| Nov | 5.2 °C | 16.6 °C | −2.9 °C | 77 | 58 | 7 | 0 |
| Dec | 2.0 °C | 12.4 °C | −7.1 °C | 85 | 46 | 17 | 0 |
| Year | 10.2 °C | 32.0 °C | −7.6 °C | 1161 | 1694 | 71 | 48 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Wädenswil (11 km, 485 m), Zürich / Fluntern (11 km, 604 m), Cham (12 km, 443 m), adjusted to the elevation of Thalwil (478 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Thalwil:
- Weather Oberrieden
- Weather Langnau am Albis
- Weather Rüschlikon
- Weather Herrliberg
- Weather Erlenbach (ZH)
- Weather Kilchberg (ZH)
- Weather Aeugst am Albis
- Weather Horgen
- Weather Stallikon
- Weather Rifferswil
- Weather Adliswil
- Weather Kappel am Albis
→ Nearby cities · Canton Zurich
Frequently asked questions about weather in Thalwil
What is the weather in Thalwil today?
At the top of the page you will find the current temperature, precipitation and wind in Thalwil, updated in real time.
What is the 15-day forecast for Thalwil?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Thalwil.
Will it rain tomorrow in Thalwil?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Thalwil.
What is the air quality in Thalwil?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Thalwil.
Are there weather alerts for Thalwil?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Thalwil located?
Thalwil sits at around 478 m above sea level in the canton of Zurich. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Thalwil?
The warmest month in Thalwil is July, averaging 19.4 °C (1991–2020 normal). The coldest is January at 1.2 °C.
How much does it rain in Thalwil per year?
Thalwil receives about 1161 mm of precipitation a year. The wettest month is August (137 mm), the driest February (63 mm).
When is the best time to visit Thalwil?
For warmth and sunshine: July (19.4 °C on average, 231 h of sun). The coldest month is January (1.2 °C). Check the 15-day forecast above for your dates.