Saint-Jean-de-Soudain

Isère, Auvergne-Rhône-Alpes, France

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Current Weather

17°

Overcast

Feels Like: 17°

Min: 17°

Max: 25°

The next few hours will be overcast, with today reaching 25°C and dropping to 17°C. The coming days will be possible drizzle in the morning.

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Hourly Forecast

17° 17° 18° 20° 22° 23° 25° 24° 24° 24° 24° 23° 21° 20° 19° 19° 19° 18° 18° 18° 18° 18° 18° 17°
62%
62%
82%
82%
82%
92%
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
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4am
5am
6am
Today
Tomorrow

Daylight Hours

07:43

Sunrise

19:11

Sunset

11 hours 28 minutes of sunlight today

Moon

Waning Gibbous

20:55

Moonrise

12:18

Moonset

Daily Forecast

Today

17°
25°

Thursday

16°
21°

Friday

15°
20°

Saturday

14°
25°

Sunday

15°
24°

Monday

14°
18°

Tuesday

11°
20°

Wednesday

11°
23°

Thursday

11°
18°

Friday

6°
13°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

73% Humid
Low High

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Weather in Saint-Jean-de-Soudain today, September 30, 2026

Rain features in Saint-Jean-de-Soudain on September 30, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Expect a grey start, with morning cloud around 100% by 08:00. Outdoor plans early on should not rely on bright skies.

Expect highs of 25°C and cooler readings close to 17°C. Relative humidity sits between 42% and 91%, reaching its peak around 22:00. Airflow remains manageable, reaching about 3.5 km/h around 18:00.

The second half of the day still looks unsettled, with rain probability around 62% by 19:00. Dense cloud near 100% at 13:00 keeps the feel grey. Visibility holds near 35.7 km, though it can fall to 19.5 km. Sunrise is at 07:43 and sunset at 19:11, giving 11 hours 28 minutes of sunlight today.

Overall, Saint-Jean-de-Soudain on September 30, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 62% and the high sits around 25°C.

Frequently asked questions about weather in Saint-Jean-de-Soudain

How warm does it get in Saint-Jean-de-Soudain?

The warmest month in Saint-Jean-de-Soudain is August, with average high temperatures of 28°C. The average temperature during this period is around 22°C.

How cold does it get in Saint-Jean-de-Soudain?

The coldest month in Saint-Jean-de-Soudain is January, with average low temperatures of 0°C. The average temperature during this period is around 3°C.

What is the wettest time of year in Saint-Jean-de-Soudain?

The wettest month in Saint-Jean-de-Soudain is May, with an average of 147mm of precipitation.

What is the driest time of year in Saint-Jean-de-Soudain?

The driest month in Saint-Jean-de-Soudain is August, with an average of 78mm of precipitation.

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Metric (°C, km/h)