About Geroldswil
Geroldswil is a Swiss municipality located in the canton of Zurich (ZH), at 47.415° latitude and 8.410° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Geroldswil, Geroldswil benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Geroldswil
The climate in Geroldswil 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 Geroldswil and neighboring municipalities.
On this page you will find the detailed weather forecast for Geroldswil: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Geroldswil: 1991–2020 normals
In Geroldswil (422 m), the mean annual temperature is 10.1 °C. The warmest month is July (19.3 °C on average) and the coldest January (1.3 °C). About 1006 mm of precipitation falls per year, peaking in July (114 mm) with a minimum in February (55 mm). The sun shines for about 1648 hours a year, mostly in July (237 h). On average there are 89 frost days and 12 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.8 °C and the absolute minimum −8.7 °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 | 1.3 °C | 11.4 °C | −8.7 °C | 63 | 50 | 21 | 0 |
| Feb | 2.0 °C | 13.4 °C | −8.1 °C | 55 | 80 | 20 | 0 |
| Mar | 5.9 °C | 18.5 °C | −4.5 °C | 64 | 137 | 14 | 0 |
| Apr | 9.7 °C | 23.1 °C | −1.2 °C | 71 | 176 | 4 | 1 |
| May | 13.8 °C | 27.0 °C | 3.2 °C | 112 | 194 | 0 | 4 |
| Jun | 17.4 °C | 30.4 °C | 7.1 °C | 108 | 216 | 0 | 12 |
| Jul | 19.3 °C | 31.8 °C | 9.7 °C | 114 | 237 | 0 | 16 |
| Aug | 19.0 °C | 31.0 °C | 9.2 °C | 108 | 218 | 0 | 15 |
| Sep | 14.7 °C | 26.1 °C | 5.1 °C | 79 | 158 | 0 | 4 |
| Oct | 10.3 °C | 21.6 °C | 0.8 °C | 80 | 94 | 2 | 0 |
| Nov | 5.3 °C | 16.2 °C | −3.6 °C | 73 | 49 | 9 | 0 |
| Dec | 2.1 °C | 12.0 °C | −7.5 °C | 79 | 39 | 19 | 0 |
| Year | 10.1 °C | 31.8 °C | −8.7 °C | 1006 | 1648 | 89 | 52 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Lägern (8 km, 845 m), Zürich / Affoltern (8 km, 444 m), Zürich / Kloten (12 km, 426 m), adjusted to the elevation of Geroldswil (422 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Geroldswil:
- Weather Dietikon
- Weather Oetwil an der Limmat
- Weather Weiningen (ZH)
- Weather Spreitenbach
- Weather Unterengstringen
- Weather Dällikon
- Weather Hüttikon
- Weather Schlieren
- Weather Dänikon
- Weather Bergdietikon
- Weather Urdorf
- Weather Oberengstringen
→ Nearby cities · Canton Zurich
Frequently asked questions about weather in Geroldswil
What is the weather in Geroldswil today?
At the top of the page you will find the current temperature, precipitation and wind in Geroldswil, updated in real time.
What is the 15-day forecast for Geroldswil?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Geroldswil.
Will it rain tomorrow in Geroldswil?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Geroldswil.
What is the air quality in Geroldswil?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Geroldswil.
Are there weather alerts for Geroldswil?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Geroldswil located?
Geroldswil sits at around 422 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 Geroldswil?
The warmest month in Geroldswil is July, averaging 19.3 °C (1991–2020 normal). The coldest is January at 1.3 °C.
How much does it rain in Geroldswil per year?
Geroldswil receives about 1006 mm of precipitation a year. The wettest month is July (114 mm), the driest February (55 mm).
When is the best time to visit Geroldswil?
For warmth and sunshine: July (19.3 °C on average, 237 h of sun). The coldest month is January (1.3 °C). Check the 15-day forecast above for your dates.