Rennes weather for today, tomorrow and the next 14 days, compared across three independent forecast sources so you can see where they agree before you plan your day. Right now it is 15°C and sunny in Rennes. Tomorrow's forecast: highs of 14°C, lows of 9°C with a 100% chance of rain.
Sources: Open-Meteo, OpenWeather, WeatherAPI · Updated every 12 hours
RennesFrance
Updated 05:51 PM
Sunny
Feels like 13°
Forecast Comparison
See how independent weather sources forecast the same location right now.
Forecast agreement
Sources are closely alignedTemperature range
14° – 15°
Rain probability
0% – 8%
Wind speed
11 km/h – 13 km/h
Temperature by provider
Hourly forecast
16-day forecast
Rain forecast
Precipitation probability: 100%Hourly precipitation timeline
Wind
Direction: E
Current wind
13 km/h
Gusts
17 km/h
Hourly wind
Daily wind
Weather alerts
No active weather alerts.
Weather map
Rennes this time of year
- Rennes is usually about 2°C warmer than Deauville, 190 km away, in October.
- Temperatures are falling — expect highs around 5°C lower by November.
- October brings mid-autumn to Rennes.
Planning a trip to Rennes? Save or share this forecast.
Rennes weather overview: climate, seasons and what to expect
Rennes, in Brittany, France, sits at approximately 48.11°N, 1.67°W and is home to about 209,000 people. This page compares forecasts from three independent weather providers — Open-Meteo, OpenWeather and WeatherAPI — so you can see at a glance where they agree and where they differ. The data refreshes every 12 hours via ISR.
Climate-wise, Rennes has a temperate oceanic climate: summers are rarely very hot and rain is spread across the seasons. Expect the most heat in July (about 24°C by day) and the chilliest nights in February (around 2°C). Most rain falls in December, roughly 92 mm. The nearest places with their own forecast page are Saint-Malo (64 km), Nantes (100 km) and Saint Helier (124 km).
Frequently asked questions
- What is the weather in Rennes today?
- Right now Rennes shows sunny conditions at around 15°C (feels like 13°C), based on OpenWeatherMap. The chance of rain today is about 0%. Compare this with the other sources above for a fuller picture.
- What is the weather in Rennes tomorrow?
- Tomorrow in Rennes: expect a high of 14°C and a low of 9°C, with a 100% chance of rain. See the hourly breakdown above for more detail.
- Will it rain in Rennes today?
- The precipitation probability for Rennes is around 0% according to OpenWeatherMap. Check the Rain forecast section for the hour-by-hour breakdown and compare with other sources.
- What is the 14-day forecast for Rennes?
- The 14-day forecast above shows daily highs, lows and rain probability for Rennes from multiple sources; compare them to see how confident the outlook is.
Nearby cities
Highs 9° – 22°C (warmest in Jul, coolest in Jan)
Highs 9° – 25°C (warmest in Jul, coolest in Jan)
Highs 9° – 20°C (warmest in Aug, coolest in Feb)
Highs 9° – 18°C (warmest in Aug, coolest in Feb)
Highs 10° – 20°C (warmest in Jul, coolest in Feb)
Highs 8° – 21°C (warmest in Aug, coolest in Jan)
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