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Weather in Poissy, France 🇫🇷

Current Weather in Poissy

Overcast
16°C
Feels like 14°C. Overcast.
🌬️ 8 km/h WNW
💧 69% Humidity
🧭 1025 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.6
🌡️ Dew Point: 10°C
🌅 Sunrise: 07:14 AM
🌇 Sunset: 08:26 PM
Map Overlays:

The current temperature in Poissy is 16°C, overcast, feeling like 14°C. Expect 69% humidity and winds of about 8 km/h, and the UV index is 1 (low). Looking ahead, Poissy should sit between roughly 14°C and 29°C over the coming days.

Hourly Forecast for Poissy

10:00
Partly Cloudy
17°
6%
11:00
Cloudy
19°
7%
12:00
Cloudy
20°
6%
13:00
Overcast
22°
10%
14:00
Overcast
23°
9%
15:00
Cloudy
24°
5%
16:00
Sunny
25°
1%
17:00
Sunny
25°
2%
18:00
Sunny
25°
1%
19:00
Partly Cloudy
25°
2%
20:00
Sunny
23°
1%
21:00
Clear
22°
1%
22:00
Clear
20°
1%
23:00
Clear
19°
1%
00:00
Clear
18°
1%
01:00
Partly Cloudy
17°
6%
02:00
Partly Cloudy
17°
4%
03:00
Clear
17°
2%
04:00
Clear
16°
2%
05:00
Overcast
16°
12%
06:00
Overcast
16°
12%
07:00
Overcast
16°
12%
08:00
Overcast
17°
11%
09:00
Overcast
18°
11%

14-Day Forecast for Poissy

Sat, Sep 05
Overcast Overcast
25° / 14°
Sun, Sep 06
Overcast Overcast
28° / 16°
Mon, Sep 07
Overcast Overcast
29° / 20°
Tue, Sep 08
Overcast Overcast
20° / 14°
Wed, Sep 09
Sunny Sunny
22° / 12°
Thu, Sep 10
Overcast Overcast
17° / 14°
Fri, Sep 11
Patchy rain nearby Patchy rain nearby
24° / 16°
Sat, Sep 12
Light rain shower Light rain shower
19° / 14°
Sun, Sep 13
Sunny Sunny
20° / 12°
Mon, Sep 14
Overcast Overcast
23° / 12°
Tue, Sep 15
Overcast Overcast
24° / 15°
Wed, Sep 16
Overcast Overcast
19° / 13°
Thu, Sep 17
Overcast Overcast
20° / 12°
Fri, Sep 18
Sunny Sunny
21° / 11°

Additional Forecasts for Poissy

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 162.0 μg/m³
O₃ (Ozone) 44.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.9 μg/m³
SO₂ (Sulphur Dioxide) 1.5 μg/m³
PM2.5 (Fine particles) 6.6 μg/m³
PM10 (Coarse particles) 16.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in France

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Best Time to Be Outside in Poissy Today

The most comfortable window in Poissy today looks like 18:00 to 21:00, when it is around 24°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Poissy

What is the temperature in Poissy right now?

Poissy is sitting at 16°C (60°F) right now, overcast (feels like 14°C).

What's the weather like in Poissy right now?

Current weather in Poissy: Overcast, humidity 69%, wind 8 km/h WNW.

What is today's forecast for Poissy?

Today in Poissy: high 25°C, low 14°C, overcast. Chance of rain: 6%.

What is the 7-day weather forecast for Poissy?

Daily highs and lows for Poissy:

  • 2026-09-05: 25°C / 14°C
  • 2026-09-06: 28°C / 16°C
  • 2026-09-07: 29°C / 20°C
  • 2026-09-08: 20°C / 14°C
  • 2026-09-09: 22°C / 12°C
  • 2026-09-10: 17°C / 14°C
  • 2026-09-11: 24°C / 16°C
Is it going to rain in Poissy today?

There is a 6% chance of rain in Poissy today.

What is the wind speed in Poissy right now?

Wind in Poissy is currently 8 km/h (5 mph) from the WNW.

What is the UV index in Poissy right now?

The UV index in Poissy is currently 0.6 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇫🇷 France: Paris · Marseille · Lyon · Toulouse · Nice · Nantes · Marne La Vallée · Strasbourg · Bordeaux · Montpellier · Lille · Rouen · Rennes · Reims · Le Havre · Cergy-Pontoise · Saint-Étienne · Toulon · Angers · Grenoble · Dijon · Nîmes · Clermont-Ferrand · Aix-en-Provence · Saint-Quentin-en-Yvelines · Le Mans · Amiens · Tours · Limoges · Villeurbanne · Besançon · Metz · Orléans · Mulhouse · Montreuil · Perpignan · Caen · Boulogne-Billancourt · Nancy · Lyon 03 · Argenteuil · Roubaix · Tourcoing · Avignon · Marseille 13 · Asnières-sur-Seine · Nanterre · Lyon 08 · Poitiers · Versailles