About Trey
Trey is a Swiss municipality located in the canton of Vaud (VD), at 46.773° latitude and 6.923° longitude. The municipality is part of the Lake Geneva region, temperate climate with lake influence, mild winters and warm summers. Also known as Trey, Trey benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Trey
The climate in Trey is characteristic of the Lake Geneva region, temperate climate with lake influence, mild winters and warm summers. 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 Trey and neighboring municipalities.
On this page you will find the detailed weather forecast for Trey: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Trey: 1991–2020 normals
In Trey (552 m), the mean annual temperature is 9.5 °C. The warmest month is July (19.0 °C on average) and the coldest January (0.7 °C). About 877 mm of precipitation falls per year, peaking in July (94 mm) with a minimum in February (44 mm). The sun shines for about 1831 hours a year, mostly in July (254 h). On average there are 86 frost days and 11 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.0 °C and the absolute minimum −9.3 °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 | 0.7 °C | 11.1 °C | −9.3 °C | 51 | 60 | 21 | 0 |
| Feb | 1.5 °C | 13.0 °C | −8.7 °C | 44 | 95 | 20 | 0 |
| Mar | 5.4 °C | 18.3 °C | −5.0 °C | 54 | 158 | 12 | 0 |
| Apr | 9.1 °C | 22.4 °C | −2.1 °C | 66 | 187 | 4 | 0 |
| May | 13.3 °C | 26.7 °C | 1.9 °C | 89 | 208 | 0 | 3 |
| Jun | 17.0 °C | 30.1 °C | 5.9 °C | 90 | 234 | 0 | 11 |
| Jul | 19.0 °C | 32.0 °C | 8.1 °C | 94 | 254 | 0 | 17 |
| Aug | 18.5 °C | 31.3 °C | 7.5 °C | 92 | 236 | 0 | 15 |
| Sep | 14.2 °C | 26.2 °C | 3.7 °C | 76 | 179 | 0 | 4 |
| Oct | 9.7 °C | 21.0 °C | −0.5 °C | 88 | 113 | 2 | 0 |
| Nov | 4.6 °C | 15.1 °C | −4.7 °C | 68 | 61 | 9 | 0 |
| Dec | 1.4 °C | 11.6 °C | −8.2 °C | 66 | 46 | 19 | 0 |
| Year | 9.5 °C | 32.0 °C | −9.3 °C | 877 | 1831 | 86 | 51 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Payerne (5 km, 490 m), Fribourg / Grangeneuve (14 km, 651 m), Neuchâtel (25 km, 485 m), adjusted to the elevation of Trey (552 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Trey:
- Weather Fétigny
- Weather Ménières
- Weather Châtonnaye
- Weather Villarzel
- Weather Torny
- Weather Henniez
- Weather Cugy (FR)
- Weather Payerne
- Weather La Brillaz
- Weather Valbroye
- Weather Chénens
- Weather Les Montets
Frequently asked questions about weather in Trey
What is the weather in Trey today?
At the top of the page you will find the current temperature, precipitation and wind in Trey, updated in real time.
What is the 15-day forecast for Trey?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Trey.
Will it rain tomorrow in Trey?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Trey.
What is the air quality in Trey?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Trey.
Are there weather alerts for Trey?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Trey located?
Trey sits at around 552 m above sea level in the canton of Vaud. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Trey?
The warmest month in Trey is July, averaging 19.0 °C (1991–2020 normal). The coldest is January at 0.7 °C.
How much does it rain in Trey per year?
Trey receives about 877 mm of precipitation a year. The wettest month is July (94 mm), the driest February (44 mm).
When is the best time to visit Trey?
For warmth and sunshine: July (19.0 °C on average, 254 h of sun). The coldest month is January (0.7 °C). Check the 15-day forecast above for your dates.