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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 Tuesday, 26 August 2025 at 19:05 from the nearest observation station of Grande-Synthe.

Tuesday, August 26th

25°C     16°C

0%
 60%


Partly cloudy

Temperature Max: 25°C    Temperature Min: 16°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 60%
Wind speed: 21 km/h North-East
Humidity: 59%°        UV Index: 5
Sunrise: 06:55     Sunset: 20:49

Wednesday, August 27th

23°C     15°C

26%
 77%


Mostly cloudy

Temperature Max: 23°C    Temperature Min: 15°C
Precipitation Probability: 26% (Rain)
Percentage of sky occluded by clouds: 77%
Wind speed: 18 km/h North-East
Humidity: 67%°        UV Index: 4
Sunrise: 06:56     Sunset: 20:47

Thursday, August 28th

21°C     15°C

64%
 37%


Rain

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 64% (Rain)
Percentage of sky occluded by clouds: 37%
Wind speed: 22 km/h North-East
Humidity: 66%°        UV Index: 5
Sunrise: 06:58     Sunset: 20:44

Friday, August 29th

19°C     14°C

63%
 72%


Drizzle

Temperature Max: 19°C    Temperature Min: 14°C
Precipitation Probability: 63% (Rain)
Percentage of sky occluded by clouds: 72%
Wind speed: 21 km/h North-East
Humidity: 74%°        UV Index: 3
Sunrise: 06:59     Sunset: 20:42

Saturday, August 30th

20°C     15°C

57%
 78%


Rain

Temperature Max: 20°C    Temperature Min: 15°C
Precipitation Probability: 57% (Rain)
Percentage of sky occluded by clouds: 78%
Wind speed: 26 km/h North
Humidity: 75%°        UV Index: 4
Sunrise: 07:01     Sunset: 20:40

Sunday, August 31st

19°C     14°C

45%
 51%


Rain

Temperature Max: 19°C    Temperature Min: 14°C
Precipitation Probability: 45% (Rain)
Percentage of sky occluded by clouds: 51%
Wind speed: 28 km/h North-East
Humidity: 70%°        UV Index: 4
Sunrise: 07:02     Sunset: 20:38

Monday, September 1st

18°C     13°C

48%
 63%


Drizzle

Temperature Max: 18°C    Temperature Min: 13°C
Precipitation Probability: 48% (Rain)
Percentage of sky occluded by clouds: 63%
Wind speed: 26 km/h North-East
Humidity: 71%°        UV Index: 4
Sunrise: 07:04     Sunset: 20:36

Tuesday, September 2nd

19°C     13°C

46%
 35%


Drizzle

Temperature Max: 19°C    Temperature Min: 13°C
Precipitation Probability: 46% (Rain)
Percentage of sky occluded by clouds: 35%
Wind speed: 25 km/h East
Humidity: 68%°        UV Index: 5
Sunrise: 07:06     Sunset: 20:34

Wednesday, September 3rd

20°C     13°C

31%
 61%


Drizzle

Temperature Max: 20°C    Temperature Min: 13°C
Precipitation Probability: 31% (Rain)
Percentage of sky occluded by clouds: 61%
Wind speed: 16 km/h North-East
Humidity: 66%°        UV Index: 4
Sunrise: 07:07     Sunset: 20:31

Thursday, September 4th

22°C     14°C

53%
 35%


Thunderstorms

Temperature Max: 22°C    Temperature Min: 14°C
Precipitation Probability: 53% (Rain)
Percentage of sky occluded by clouds: 35%
Wind speed: 22 km/h North
Humidity: 64%°        UV Index: 5
Sunrise: 07:09     Sunset: 20:29









Latest Grande-Synthe weather conditions
The latest weather data for Grande-Synthe were collected Tuesday, 26 August 2025 at 19:05 from the nearest observation station of Grande-Synthe.

Latest weather conditions collected Tue, 26 August at 19:05

22°C

1008.21 hPa
0 mm/h
 41%


Windy

Temperature: 22°C
Pressure: 1008.21 mbars
Precipitation Intensity: 0 mm/h
Percentage of sky occluded by clouds: 41%
Wind speed: 25 km/h North-East
Wind Gust Speed: 43.31 km/h
Visibility: 32243.56 km    Humidity: 62%
Dew Point: 14°        UV Index: 1








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

Wed, 27 Aug - 5am
      16°C

Grande-Synthe weather:
Mostly clear
0%      29%
Wind Speed: 12 kmh
Wind Gust: 21 kmh

Wed, 27 Aug - 6am
      16°C

Grande-Synthe weather:
Partly cloudy
0%      44%
Wind Speed: 11 kmh
Wind Gust: 21 kmh

Wed, 27 Aug - 7am
      15°C

Grande-Synthe weather:
Partly cloudy
0%      56%
Wind Speed: 10 kmh
Wind Gust: 19 kmh

Wed, 27 Aug - 8am
      16°C

Grande-Synthe weather:
Partly cloudy
0%      56%
Wind Speed: 11 kmh
Wind Gust: 18 kmh

Wed, 27 Aug - 9am
      17°C

Grande-Synthe weather:
Partly cloudy
0%      54%
Wind Speed: 12 kmh
Wind Gust: 21 kmh

Wed, 27 Aug - 10am
      19°C

Grande-Synthe weather:
Mostly cloudy
4% Rain     76%
Wind Speed: 14 kmh
Wind Gust: 25 kmh

Wed, 27 Aug - 11am
      20°C

Grande-Synthe weather:
Mostly cloudy
3% Rain     84%
Wind Speed: 16 kmh
Wind Gust: 29 kmh

Wed, 27 Aug - 12pm
      20°C

Grande-Synthe weather:
Mostly cloudy
4% Rain     86%
Wind Speed: 18 kmh
Wind Gust: 33 kmh

Wed, 27 Aug - 1pm
      21°C

Grande-Synthe weather:
Mostly cloudy
3% Rain     86%
Wind Speed: 19 kmh
Wind Gust: 36 kmh

Wed, 27 Aug - 2pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      85%
Wind Speed: 21 kmh
Wind Gust: 38 kmh

Wed, 27 Aug - 3pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      83%
Wind Speed: 23 kmh
Wind Gust: 42 kmh

Wed, 27 Aug - 4pm
      23°C

Grande-Synthe weather:
Mostly cloudy
0%      82%
Wind Speed: 24 kmh
Wind Gust: 45 kmh

Wed, 27 Aug - 5pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      82%
Wind Speed: 23 kmh
Wind Gust: 43 kmh

Wed, 27 Aug - 6pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      84%
Wind Speed: 21 kmh
Wind Gust: 39 kmh

Wed, 27 Aug - 7pm
      22°C

Grande-Synthe weather:
Mostly cloudy
0%      86%
Wind Speed: 16 kmh
Wind Gust: 33 kmh

Wed, 27 Aug - 8pm
      21°C

Grande-Synthe weather:
Mostly cloudy
0%      87%
Wind Speed: 12 kmh
Wind Gust: 26 kmh

Wed, 27 Aug - 9pm
      20°C

Grande-Synthe weather:
Mostly cloudy
7% Rain     85%
Wind Speed: 11 kmh
Wind Gust: 21 kmh

Wed, 27 Aug - 10pm
      19°C

Grande-Synthe weather:
Cloudy
12% Rain     92%
Wind Speed: 10 kmh
Wind Gust: 17 kmh

Wed, 27 Aug - 11pm
      18°C

Grande-Synthe weather:
Cloudy
13% Rain     94%
Wind Speed: 11 kmh
Wind Gust: 18 kmh

Thu, 28 Aug - 12am
      18°C

Grande-Synthe weather:
Mostly cloudy
17% Rain     82%
Wind Speed: 12 kmh
Wind Gust: 22 kmh

Thu, 28 Aug - 1am
      17°C

Grande-Synthe weather:
Mostly cloudy
20% Rain     77%
Wind Speed: 11 kmh
Wind Gust: 23 kmh

Thu, 28 Aug - 2am
      16°C

Grande-Synthe weather:
Mostly cloudy
21% Rain     82%
Wind Speed: 8 kmh
Wind Gust: 22 kmh

Thu, 28 Aug - 3am
      16°C

Grande-Synthe weather:
Drizzle
30% Rain     87%
Wind Speed: 7 kmh
Wind Gust: 14 kmh

Thu, 28 Aug - 4am
      16°C

Grande-Synthe weather:
Drizzle
36% Rain     89%
Wind Speed: 8 kmh
Wind Gust: 16 kmh

Attribution:             







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