Rennes
Tomorrow
Tomorrow weather in Rennes
Tuesday, 15th September 2026
26°
Sunny
Feels like 23° · Low 13°
The weather tomorrow in Rennes will be colder than today, with max temperatures of 26°.
The wind tomorrow will get stronger and reach 28 km/h.
26° / 13°
Temp
10%
Rain
28 km/h
Wind
70%
Humidity
Rennes Weather Pages
Rennes hourly forecast for tomorrow
Scroll right to see more weather forecasts for Rennes tomorrow
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 07:43 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 20:19 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | | |  | | | | | |  |  |  | | | | | |  |  | | | Next |
| temperatures | 18.7° | 17.7° | 16.9° | 16.5° | 16.3° | 16.2° | 16.3° | 15.8° | Sunrise | 15.5° | 17.2° | 19.9° | 22.2° | 24.2° | 25.8° | 26.4° | 25.9° | 21.5° | 21.4° | 21° | 19.5° | 17° | Sunset | 14.8° | 13.7° | 12.8° | |
| Feels like | 18.8° | 17.4° | 16.8° | 16.8° | 16.9° | 16.9° | 16.6° | 15.9° | 15.6° | 17.2° | 19.1° | 20.7° | 21.9° | 22.4° | 22.8° | 24.1° | 17.3° | 16.9° | 16.9° | 14.4° | 12° | 11.4° | 11.1° | 10.8° | |||
| wind speed | 6 km/h | 9 km/h | 8 km/h | 6 km/h | 5 km/h | 4 km/h | 5 km/h | 6 km/h | 6 km/h | 7 km/h | 10 km/h | 13 km/h | 14 km/h | 16 km/h | 18 km/h | 26 km/h | 28 km/h | 27 km/h | 25 km/h | 27 km/h | 24 km/h | 19 km/h | 16 km/h | 14 km/h | |||
| wind degree | 354° | 352° | 356° | 356° | 337° | 311° | 295° | 298° | 302° | 312° | 317° | 321° | 320° | 316° | 320° | 326° | 336° | 341° | 344° | 340° | 346° | 344° | 335° | 326° | |||
| wind direction | N | N | N | N | NNW | NW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 7% | 10% | 12% | 13% | 13% | 12% | 12% | 13% | 13% | 9% | 5% | 3% | 1% | 7% | 10% | 11% | 15% | 14% | 13% | 13% | 14% | 21% | 26% | 30% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 74% | 82% | 87% | 90% | 89% | 88% | 88% | 89% | 89% | 80% | 67% | 56% | 43% | 32% | 34% | 48% | 61% | 57% | 57% | 56% | 58% | 75% | 83% | 90% | |||
| dew point | 14° | 14.5° | 14.8° | 14.7° | 14.5° | 14.3° | 14.3° | 14° | 13.8° | 13.8° | 13.6° | 13.1° | 10.9° | 8.1° | 9.2° | 13.9° | 13.8° | 12.6° | 12.1° | 10.4° | 8.7° | 10.5° | 10.9° | 11.2° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 4% | 9% | 80% | 100% | 100% | 98% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 1 | 2.1 | 3.4 | 4.4 | 4.7 | 4.4 | 3.4 | 2.1 | 1.1 | 0.4 | 0 | 0 | 0 | 0 |
Weather in Rennes tomorrow
The weather in Rennes tomorrow is expected to be noticeably warmer than usual, with a forecast temperature of 26 °C, compared to an average of 22.6 °C for 15th of September in recent years.
temperatures
26 °C
rain
0 mm
wind
28 km/h
UV
Moderate
Rennes Tomorrow Weather Indexes for Outdoor Activities & Health
Weather indexes for tomorrow: outdoor activities, pollen allergies, air quality (AQI), UV index and health in Rennes - Tuesday, 15th September 2026
UV Sun Exposure Risk
Moderate
5 / 11+
Air Quality Index (AQI)
Excellent
10 / 10
Pollen Allergy Risk
Very High
10 / 10
Asthma Risk Index
Low
3 / 10
Arthritis Pain Index
Very Low
1 / 10
Outdoor Activity Index
Excellent
9 / 10
Running & Jogging Index
Good
7 / 10
Cycling Weather Index
Excellent
8 / 10
Pet Walking Index
Excellent
10 / 10
Gardening Weather Index
Excellent
9 / 10
Photography Light Index
Excellent
8 / 10
Driving & Road Safety
Excellent
9 / 10
Construction Work Index
Good
7 / 10
Rennes daylight overview ☀️
Tomorrow in Rennes, The sun rises at 07:43 and sets at 20:19, giving a total daylight duration of 12 hours and 36 minutes.
Quick links
More Rennes weather pages
What to wear tomorrow in Rennes? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Rennes forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Sunglasses
Wide brimmed hat
Sunscreen
The weather tomorrow in Rennes - FAQ
What is the maximum temperature for tomorrow in Rennes?
The maximum temperature for tomorrow in Rennes is expected to be 26° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Rennes? 🌧️
Yes, there is a 10% chance of rain in Rennes tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Rennes? 🌀
The wind in Rennes is expected to blow at 28 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Rennes tomorrow?
Given the forecast of 26 °C with a 10% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Rennes tomorrow.
What is the sunrise and sunset time for Rennes tomorrow?
The sun is expected to rise at 07:43 and set at 20:19 in Rennes.
How accurate is the weather forecast Rennes tomorrow? ✅
Rennes weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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