Weather Forecast for Rennes

Bretagne, France

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Fog

Current Weather - Rennes: 17°C

Bretagne, France

Fog

Feels like 17°C

Wind

6 km/h NNW

Humidity

94%

Pressure

1017 mb

UV Index

1

Visibility

10 km

Sunny

Sunny

Saturday, June 20, 2026

High

31°C

Low

14°C

Rain Chance

17%

Hourly Forecast

Fog 17°C
08:00
Sunny 20°C
09:00
Sunny 22°C
10:00
Sunny 24°C
11:00
Sunny 26°C
12:00
Sunny 28°C
13:00
Sunny 29°C
14:00
Sunny 30°C
15:00
Sunny 30°C
16:00
Sunny 31°C
17:00
Sunny 30°C
18:00
Sunny 29°C
19:00
Sunny 27°C
20:00
Sunny 24°C
21:00
Sunny 20°C
22:00
Clear 18°C
23:00
Jun 21

Day Statistics

Maximum Wind

21 km/h

Humidity

65%

Precipitation

0 mm

UV Index

8

Visibility

10 km

Rain Chance

17%

Snow Chance

0%

Sun & Moon

Sunrise

06:06 AM

Sunset

10:10 PM

Moonrise

12:18 PM

Moonset

01:18 AM

Moon Phase

First Quarter

Moon Illumination

38%

Air Quality

PM2.5

5.4

μg/m³

PM10

8.9

μg/m³

NO₂

3.4

μg/m³

O₃

58.8

μg/m³

SO₂

0.2

μg/m³

CO

112.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

24.42

Diffuse Radiation

9.7

DNI

0.11

GTI

21.16

Weather Alerts

Moderate high-temperature warning

Mayenne Jun 20, 12:00 AM - Jun 21, 12:00 AM
Severity: Moderate Urgency: Future

Moderate damages may occur, especially in vulnerable or in exposed areas and to people who carry out weather-related activities.

Be careful, keep informed of the latest weather forecast.

Event: Moderate high-temperature warning Certainty: Likely Category: Met