Rennes - Saint-Jacques

Ille-et-Vilaine, Bretagne, France

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Current Weather

18°

Light Rain

Feels Like: 16°

Min: 15°

Max: 18°

The next few hours will be overcast, with tomorrow reaching 25°C and dropping to 19°C. The coming days will be mostly clear throughout the day.

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Hourly Forecast

18° 18° 18° 18° 17° 17° 18° 17° 17° 17° 16° 16° 17° 19° 21° 22° 24° 25° 25° 25° 25° 25° 25° 23°
52%
52%
52%
36%
36%
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
Today
Tomorrow

Daylight Hours

08:10

Sunrise

19:43

Sunset

11 hours 33 minutes of sunlight today

Moon

Waning Gibbous

20:13

Moonrise

10:13

Moonset

Daily Forecast

Today

15°
18°

Tuesday

16°
25°

Wednesday

16°
22°

Thursday

13°
20°

Friday

10°
20°

Saturday

10°
22°

Sunday

11°
21°

Monday

11°
21°

Tuesday

11°
22°

Wednesday

14°
21°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

96% Very Humid
Low High

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Weather in Rennes - Saint-Jacques tomorrow, September 29, 2026

Rennes - Saint-Jacques starts September 29, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 36% around 00:00. Cloud cover is also at its densest near 00:00 at roughly 100%.

Expect highs of 25°C and cooler readings close to 16°C. Moisture in the air spans 53%-95%, with the highest values around 00:00. Expect gentle winds, highest near 15:00 at 6.4 km/h.

Afternoon conditions improve on the morning wet spell, as rain chances fall toward 0% from about 36% earlier. Cloud still reaches roughly 100% near 12:00. Expect visibility near 26.6 km, with poorer spells close to 8.4 km. Sunrise is at 08:11 and sunset at 19:41, giving 11 hours 29 minutes of sunlight today.

Taken together, Rennes - Saint-Jacques looks wet enough on September 29, 2026 that flexible outdoor plans work best, with temperatures peaking near 25°C.

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Metric (°C, km/h)