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Grande-Synthe weather



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Grande-Synthe weather



Here is the Grande-Synthe weather forecast. You will find below :
- Grande-Synthe weather forecast for the next hours
- 7, 8 and 10 days weather forecast for Grande-Synthe
- the lastest Grande-Synthe weather conditions

Please note that the station providing the latest weather data is not necessarily in the center of Grande-Synthe. Differences in prediction may appear according to the location of the weather station, especially in mountains where data usualy come from plains. For better accuracy at high altitude, you should check the snow weather forecast.

You will find below some links for the 8 days weather forecast near Grande-Synthe :
 - weather forecast for towns close to Grande-Synthe :
   - Fort-Mardyck weather forecast : town located at 1.89 km
   - Saint-Pol-sur-Mer weather forecast : town located at 3.67 km
   - Spycker weather forecast : town located at 5.40 km
   - Loon-Plage weather forecast : town located at 5.72 km
   - Armbouts-Cappel weather forecast : town located at 5.82 km
   - Cappelle-la-Grande weather forecast : town located at 6.01 km
   - Craywick weather forecast : town located at 6.11 km
   - Dunkerque weather forecast : town located at 6.37 km

 - weather forecast for department prefecture of Nord : Weather of Lille
 - weather forecast for other cities of Nord : Nord
 - global weather on the map of France : weather france map

Must see: the road map of Grande-Synthe, the photos of Grande-Synthe, the map of Grande-Synthe.
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7, 8 and 10 days weather forecast for Grande-Synthe

Week Forecast:


The latest weather data for Grande-Synthe were collected Monday, 14 September 2026 at 08:04 from the nearest observation station of Grande-Synthe.

Monday, September 14th

23°C     18°C

0%
 84%


Mostly cloudy

Temperature Max: 23°C    Temperature Min: 18°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 84%
Wind speed: 15 km/h North-East
Humidity: 83%°        UV Index: 3
Sunrise: 07:24     Sunset: 20:07

Tuesday, September 15th

23°C     16°C

40%
 77%


Drizzle

Temperature Max: 23°C    Temperature Min: 16°C
Precipitation Probability: 40% (Rain)
Percentage of sky occluded by clouds: 77%
Wind speed: 15 km/h North-East
Humidity: 78%°        UV Index: 3
Sunrise: 07:26     Sunset: 20:05

Wednesday, September 16th

18°C     13°C

45%
 53%


Drizzle

Temperature Max: 18°C    Temperature Min: 13°C
Precipitation Probability: 45% (Rain)
Percentage of sky occluded by clouds: 53%
Wind speed: 17 km/h East
Humidity: 72%°        UV Index: 3
Sunrise: 07:27     Sunset: 20:02

Thursday, September 17th

18°C     13°C

61%
 93%


Rain

Temperature Max: 18°C    Temperature Min: 13°C
Precipitation Probability: 61% (Rain)
Percentage of sky occluded by clouds: 93%
Wind speed: 20 km/h North-East
Humidity: 80%°        UV Index: 3
Sunrise: 07:29     Sunset: 20:00

Friday, September 18th

19°C     12°C

0%
 42%


Partly cloudy

Temperature Max: 19°C    Temperature Min: 12°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 42%
Wind speed: 20 km/h East
Humidity: 70%°        UV Index: 4
Sunrise: 07:30     Sunset: 19:58

Saturday, September 19th

21°C     15°C

53%
 97%


Drizzle

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 53% (Rain)
Percentage of sky occluded by clouds: 97%
Wind speed: 24 km/h North-East
Humidity: 80%°        UV Index: 3
Sunrise: 07:32     Sunset: 19:56

Sunday, September 20th

21°C     15°C

0%
 62%


Partly cloudy

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 62%
Wind speed: 11 km/h South-East
Humidity: 76%°        UV Index: 3
Sunrise: 07:33     Sunset: 19:53

Monday, September 21st

24°C     13°C

0%
 57%


Partly cloudy

Temperature Max: 24°C    Temperature Min: 13°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 57%
Wind speed: 16 km/h North-East
Humidity: 72%°        UV Index: 4
Sunrise: 07:35     Sunset: 19:51

Tuesday, September 22nd

22°C     16°C

0%
 53%


Partly cloudy

Temperature Max: 22°C    Temperature Min: 16°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 53%
Wind speed: 13 km/h East
Humidity: 72%°        UV Index: 3
Sunrise: 07:36     Sunset: 19:49

Wednesday, September 23rd

24°C     15°C

0%
 69%


Haze

Temperature Max: 24°C    Temperature Min: 15°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 69%
Wind speed: 4 km/h East
Humidity: 71%°        UV Index: 3
Sunrise: 07:38     Sunset: 19:47









Latest Grande-Synthe weather conditions
The latest weather data for Grande-Synthe were collected Monday, 14 September 2026 at 08:04 from the nearest observation station of Grande-Synthe.

Latest weather conditions collected Mon, 14 September at 08:04

19°C

1022.9 hPa
0 mm/h
 96%


Cloudy

Temperature: 19°C
Pressure: 1022.9 mbars
Precipitation Intensity: 0 mm/h
Percentage of sky occluded by clouds: 96%
Wind speed: 11 km/h North-East
Wind Gust Speed: 20.26 km/h
Visibility: 16528.83 km    Humidity: 93%
Dew Point: 17°        UV Index: 0








Grande-Synthe next hours weather forecast
This is the next hours weather forecast for Grande-Synthe.

Mon, 14 Sep - 10am
      20°C

Grande-Synthe weather:
Cloudy
0%      98%
Wind Speed: 14 kmh
Wind Gust: 24 kmh

Mon, 14 Sep - 11am
      21°C

Grande-Synthe weather:
Cloudy
0%      98%
Wind Speed: 14 kmh
Wind Gust: 24 kmh

Mon, 14 Sep - 12pm
      22°C

Grande-Synthe weather:
Cloudy
0%      88%
Wind Speed: 14 kmh
Wind Gust: 24 kmh

Mon, 14 Sep - 1pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      83%
Wind Speed: 16 kmh
Wind Gust: 27 kmh

Mon, 14 Sep - 2pm
      22°C

Grande-Synthe weather:
Cloudy
0%      92%
Wind Speed: 16 kmh
Wind Gust: 28 kmh

Mon, 14 Sep - 3pm
      23°C

Grande-Synthe weather:
Cloudy
0%      94%
Wind Speed: 16 kmh
Wind Gust: 27 kmh

Mon, 14 Sep - 4pm
      23°C

Grande-Synthe weather:
Mostly cloudy
0%      79%
Wind Speed: 16 kmh
Wind Gust: 27 kmh

Mon, 14 Sep - 5pm
      23°C

Grande-Synthe weather:
Mostly cloudy
0%      71%
Wind Speed: 18 kmh
Wind Gust: 29 kmh

Mon, 14 Sep - 6pm
      23°C

Grande-Synthe weather:
Partly cloudy
0%      43%
Wind Speed: 17 kmh
Wind Gust: 30 kmh

Mon, 14 Sep - 7pm
      22°C

Grande-Synthe weather:
Partly cloudy
0%      45%
Wind Speed: 15 kmh
Wind Gust: 28 kmh

Mon, 14 Sep - 8pm
      21°C

Grande-Synthe weather:
Mostly clear
0%      20%
Wind Speed: 12 kmh
Wind Gust: 24 kmh

Mon, 14 Sep - 9pm
      20°C

Grande-Synthe weather:
Mostly clear
0%      20%
Wind Speed: 11 kmh
Wind Gust: 21 kmh

Mon, 14 Sep - 10pm
      19°C

Grande-Synthe weather:
Partly cloudy
0%      40%
Wind Speed: 10 kmh
Wind Gust: 20 kmh

Mon, 14 Sep - 11pm
      18°C

Grande-Synthe weather:
Partly cloudy
0%      43%
Wind Speed: 10 kmh
Wind Gust: 19 kmh

Tue, 15 Sep - 12am
      18°C

Grande-Synthe weather:
Partly cloudy
0%      44%
Wind Speed: 9 kmh
Wind Gust: 19 kmh

Tue, 15 Sep - 1am
      18°C

Grande-Synthe weather:
Partly cloudy
0%      48%
Wind Speed: 9 kmh
Wind Gust: 17 kmh

Tue, 15 Sep - 2am
      18°C

Grande-Synthe weather:
Partly cloudy
0%      49%
Wind Speed: 9 kmh
Wind Gust: 18 kmh

Tue, 15 Sep - 3am
      18°C

Grande-Synthe weather:
Partly cloudy
0%      50%
Wind Speed: 9 kmh
Wind Gust: 18 kmh

Tue, 15 Sep - 4am
      17°C

Grande-Synthe weather:
Partly cloudy
0%      47%
Wind Speed: 9 kmh
Wind Gust: 19 kmh

Tue, 15 Sep - 5am
      17°C

Grande-Synthe weather:
Partly cloudy
0%      44%
Wind Speed: 9 kmh
Wind Gust: 19 kmh

Tue, 15 Sep - 6am
      17°C

Grande-Synthe weather:
Mostly clear
0%      35%
Wind Speed: 8 kmh
Wind Gust: 17 kmh

Tue, 15 Sep - 7am
      16°C

Grande-Synthe weather:
Partly cloudy
0%      47%
Wind Speed: 8 kmh
Wind Gust: 16 kmh

Tue, 15 Sep - 8am
      17°C

Grande-Synthe weather:
Partly cloudy
0%      54%
Wind Speed: 9 kmh
Wind Gust: 18 kmh

Tue, 15 Sep - 9am
      18°C

Grande-Synthe weather:
Partly cloudy
0%      58%
Wind Speed: 9 kmh
Wind Gust: 19 kmh

Attribution:             







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