About Seon
Seon is a Swiss municipality located in the canton of Aargau (AG), at 47.349° latitude and 8.159° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Seon, Seon benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Seon
The climate in Seon 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 Seon and neighboring municipalities.
On this page you will find the detailed weather forecast for Seon: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Seon: 1991–2020 normals
In Seon (446 m), the mean annual temperature is 9.7 °C. The warmest month is July (19.1 °C on average) and the coldest January (0.9 °C). About 1006 mm of precipitation falls per year, peaking in July (107 mm) with a minimum in February (59 mm). The sun shines for about 1549 hours a year, mostly in July (225 h). On average there are 77 frost days and 15 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.8 °C and the absolute minimum −9.0 °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 | 0.9 °C | 11.1 °C | −9.0 °C | 70 | 41 | 19 | 0 |
| Feb | 1.6 °C | 13.5 °C | −8.3 °C | 59 | 74 | 18 | 0 |
| Mar | 5.6 °C | 18.9 °C | −5.0 °C | 68 | 133 | 11 | 0 |
| Apr | 9.5 °C | 23.7 °C | −1.7 °C | 71 | 169 | 3 | 1 |
| May | 13.7 °C | 27.7 °C | 2.6 °C | 106 | 183 | 0 | 5 |
| Jun | 17.3 °C | 31.3 °C | 6.4 °C | 99 | 205 | 0 | 13 |
| Jul | 19.1 °C | 32.8 °C | 8.8 °C | 107 | 225 | 0 | 18 |
| Aug | 18.5 °C | 31.8 °C | 8.1 °C | 106 | 208 | 0 | 16 |
| Sep | 14.2 °C | 26.6 °C | 4.1 °C | 76 | 151 | 0 | 5 |
| Oct | 9.8 °C | 21.4 °C | 0.1 °C | 79 | 86 | 1 | 0 |
| Nov | 4.8 °C | 15.1 °C | −4.0 °C | 76 | 43 | 8 | 0 |
| Dec | 1.6 °C | 11.5 °C | −7.6 °C | 89 | 31 | 16 | 0 |
| Year | 9.7 °C | 32.8 °C | −9.0 °C | 1006 | 1549 | 77 | 57 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Buchs / Aarau (7 km, 387 m), Gösgen (14 km, 380 m), Würenlingen / PSI (21 km, 334 m), adjusted to the elevation of Seon (446 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Seon:
- Weather Egliswil
- Weather Hallwil
- Weather Staufen
- Weather Teufenthal (AG)
- Weather Dürrenäsch
- Weather Schafisheim
- Weather Lenzburg
- Weather Gränichen
- Weather Leutwil
- Weather Ammerswil
- Weather Seengen
- Weather Unterkulm
→ Nearby cities · Canton Aargau
Frequently asked questions about weather in Seon
What is the weather in Seon today?
At the top of the page you will find the current temperature, precipitation and wind in Seon, updated in real time.
What is the 15-day forecast for Seon?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Seon.
Will it rain tomorrow in Seon?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Seon.
What is the air quality in Seon?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Seon.
Are there weather alerts for Seon?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Seon located?
Seon sits at around 446 m above sea level in the canton of Aargau. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Seon?
The warmest month in Seon is July, averaging 19.1 °C (1991–2020 normal). The coldest is January at 0.9 °C.
How much does it rain in Seon per year?
Seon receives about 1006 mm of precipitation a year. The wettest month is July (107 mm), the driest February (59 mm).
When is the best time to visit Seon?
For warmth and sunshine: July (19.1 °C on average, 225 h of sun). The coldest month is January (0.9 °C). Check the 15-day forecast above for your dates.