Live Weather & Forecast
Weather in Triel-sur-Seine
Yvelines, France · Real-time conditions & 3-day outlook
15°C
Feels like 15°C
59°F / Feels 59°F
Partly cloudy
Triel-sur-Seine, Yvelines
🌞 Daytime
Updated: 2026-04-16 12:45
Humidity
59%
Wind
10.4 km/h WSW
Wind Gust
12 km/h
Pressure
1023 mb
Visibility
10 km
UV Index
3.9
(Moderate)
Precipitation
0 mm
Cloud Cover
50%
Dew Point
6.4°C
Wind Degree
246°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
163.9 μg/m³
NO₂
10.7 μg/m³
O₃
47 μg/m³
SO₂
1.4 μg/m³
PM 2.5
9.9 μg/m³
PM 10
14.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Triel-sur-Seine, Yvelines
12 AM
12°
Patchy rain nearby
1 AM
11°
Partly Cloudy
2 AM
10°
Partly Cloudy
3 AM
10°
Partly Cloudy
4 AM
9°
Partly Cloudy
5 AM
9°
Partly Cloudy
6 AM
8°
Partly Cloudy
7 AM
8°
Partly Cloudy
8 AM
8°
Partly Cloudy
9 AM
10°
Sunny
10 AM
12°
Partly Cloudy
11 AM
13°
Sunny
12 PM
15°
Partly cloudy
1 PM
16°
Partly Cloudy
2 PM
17°
Patchy rain nearby
3 PM
18°
Partly Cloudy
4 PM
18°
Partly Cloudy
5 PM
18°
Overcast
6 PM
17°
Overcast
7 PM
16°
Partly Cloudy
8 PM
15°
Partly Cloudy
9 PM
15°
Partly Cloudy
10 PM
14°
Partly Cloudy
11 PM
13°
Partly Cloudy
3-Day Forecast
Daily overview for Triel-sur-Seine, Yvelines
Today
Partly Cloudy
18°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 11.9 km/h
🌧️ Total precip: 0.02 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:59 AM
🌇 Sunset: 08:45 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Partly Cloudy
20°
/
10°
🌧️ 0% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 10.4 km/h
🌧️ Total precip: 0.06 mm
☀️ UV Index: 1
🌅 Sunrise: 06:57 AM
🌇 Sunset: 08:47 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Patchy rain nearby
17°
/
9°
🌧️ 85% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 0.42 mm
☀️ UV Index: 1
🌅 Sunrise: 06:55 AM
🌇 Sunset: 08:48 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Triel-sur-Seine
Plan your trip to Triel-sur-Seine, France around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Triel-sur-Seine?
Current conditions in Triel-sur-Seine: Partly cloudy, temperature 15°C, humidity 59%.
What is the best time to visit Triel-sur-Seine?
The best time to visit Triel-sur-Seine is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Triel-sur-Seine?
Triel-sur-Seine is located at approximately 49° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Triel-sur-Seine?
The wettest period in Triel-sur-Seine is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Triel-sur-Seine?
For visits to Triel-sur-Seine during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Triel-sur-Seine in 2026?
View the 2026 public holidays for Triel-sur-Seine on our Holidays page.
What are the GPS coordinates used for the weather forecast in Triel-sur-Seine?
The weather forecast for Triel-sur-Seine uses coordinates 48.9809, 2.0031.