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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.
I like Grande-Synthe !
   


7, 8 and 10 days weather forecast for Grande-Synthe

Week Forecast:


The latest weather data for Grande-Synthe were collected Tuesday, 18 August 2026 at 11:04 from the nearest observation station of Grande-Synthe.

Tuesday, August 18th

24°C     19°C

72%
 100%


Drizzle

Temperature Max: 24°C    Temperature Min: 19°C
Precipitation Probability: 72% (Rain)
Percentage of sky occluded by clouds: 100%
Wind speed: 22 km/h East
Humidity: 75%°        UV Index: 4
Sunrise: 06:42     Sunset: 21:06

Wednesday, August 19th

22°C     17°C

69%
 96%


Drizzle

Temperature Max: 22°C    Temperature Min: 17°C
Precipitation Probability: 69% (Rain)
Percentage of sky occluded by clouds: 96%
Wind speed: 17 km/h East
Humidity: 72%°        UV Index: 4
Sunrise: 06:44     Sunset: 21:04

Thursday, August 20th

22°C     15°C

62%
 31%


Drizzle

Temperature Max: 22°C    Temperature Min: 15°C
Precipitation Probability: 62% (Rain)
Percentage of sky occluded by clouds: 31%
Wind speed: 24 km/h North-East
Humidity: 68%°        UV Index: 5
Sunrise: 06:45     Sunset: 21:02

Friday, August 21st

20°C     15°C

65%
 78%


Drizzle

Temperature Max: 20°C    Temperature Min: 15°C
Precipitation Probability: 65% (Rain)
Percentage of sky occluded by clouds: 78%
Wind speed: 12 km/h South
Humidity: 71%°        UV Index: 4
Sunrise: 06:47     Sunset: 20:59

Saturday, August 22nd

20°C     14°C

55%
 70%


Drizzle

Temperature Max: 20°C    Temperature Min: 14°C
Precipitation Probability: 55% (Rain)
Percentage of sky occluded by clouds: 70%
Wind speed: 16 km/h Sout-East
Humidity: 70%°        UV Index: 4
Sunrise: 06:48     Sunset: 20:57

Sunday, August 23rd

21°C     14°C

35%
 41%


Partly cloudy

Temperature Max: 21°C    Temperature Min: 14°C
Precipitation Probability: 35% (Rain)
Percentage of sky occluded by clouds: 41%
Wind speed: 19 km/h Sout-East
Humidity: 64%°        UV Index: 4
Sunrise: 06:50     Sunset: 20:55

Monday, August 24th

20°C     15°C

61%
 62%


Drizzle

Temperature Max: 20°C    Temperature Min: 15°C
Precipitation Probability: 61% (Rain)
Percentage of sky occluded by clouds: 62%
Wind speed: 21 km/h Sout-East
Humidity: 70%°        UV Index: 4
Sunrise: 06:51     Sunset: 20:53

Tuesday, August 25th

22°C     16°C

54%
 40%


Drizzle

Temperature Max: 22°C    Temperature Min: 16°C
Precipitation Probability: 54% (Rain)
Percentage of sky occluded by clouds: 40%
Wind speed: 13 km/h South
Humidity: 66%°        UV Index: 5
Sunrise: 06:53     Sunset: 20:51

Wednesday, August 26th

23°C     15°C

0%
 96%


Cloudy

Temperature Max: 23°C    Temperature Min: 15°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 96%
Wind speed: 13 km/h North-West
Humidity: 62%°        UV Index: 4
Sunrise: 06:54     Sunset: 20:49

Thursday, August 27th

21°C     15°C

41%
 98%


Rain

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 41% (Rain)
Percentage of sky occluded by clouds: 98%
Wind speed: 12 km/h North-West
Humidity: 70%°        UV Index: 3
Sunrise: 06:56     Sunset: 20:47









Latest Grande-Synthe weather conditions
The latest weather data for Grande-Synthe were collected Tuesday, 18 August 2026 at 11:04 from the nearest observation station of Grande-Synthe.

Latest weather conditions collected Tue, 18 August at 11:04

21°C

1011.73 hPa
0 mm/h
 98%


Cloudy

Temperature: 21°C
Pressure: 1011.73 mbars
Precipitation Intensity: 0 mm/h
Percentage of sky occluded by clouds: 98%
Wind speed: 22 km/h East
Wind Gust Speed: 36.88 km/h
Visibility: 21051.49 km    Humidity: 80%
Dew Point: 17°        UV Index: 3








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

Tue, 18 Aug - 2pm
      24°C

Grande-Synthe weather:
Cloudy
0%      100%
Wind Speed: 23 kmh
Wind Gust: 36 kmh

Tue, 18 Aug - 3pm
      24°C

Grande-Synthe weather:
Cloudy
7% Rain     100%
Wind Speed: 23 kmh
Wind Gust: 38 kmh

Tue, 18 Aug - 4pm
      24°C

Grande-Synthe weather:
Windy
6% Rain     100%
Wind Speed: 25 kmh
Wind Gust: 40 kmh

Tue, 18 Aug - 5pm
      24°C

Grande-Synthe weather:
Cloudy
5% Rain     100%
Wind Speed: 24 kmh
Wind Gust: 39 kmh

Tue, 18 Aug - 6pm
      24°C

Grande-Synthe weather:
Cloudy
0%      99%
Wind Speed: 23 kmh
Wind Gust: 37 kmh

Tue, 18 Aug - 7pm
      24°C

Grande-Synthe weather:
Cloudy
0%      96%
Wind Speed: 23 kmh
Wind Gust: 37 kmh

Tue, 18 Aug - 8pm
      23°C

Grande-Synthe weather:
Cloudy
0%      96%
Wind Speed: 23 kmh
Wind Gust: 40 kmh

Tue, 18 Aug - 9pm
      22°C

Grande-Synthe weather:
Cloudy
0%      96%
Wind Speed: 22 kmh
Wind Gust: 41 kmh

Tue, 18 Aug - 10pm
      21°C

Grande-Synthe weather:
Cloudy
0%      94%
Wind Speed: 21 kmh
Wind Gust: 38 kmh

Tue, 18 Aug - 11pm
      20°C

Grande-Synthe weather:
Partly cloudy
0%      62%
Wind Speed: 20 kmh
Wind Gust: 37 kmh

Wed, 19 Aug - 12am
      20°C

Grande-Synthe weather:
Mostly cloudy
0%      70%
Wind Speed: 17 kmh
Wind Gust: 34 kmh

Wed, 19 Aug - 1am
      19°C

Grande-Synthe weather:
Mostly cloudy
0%      73%
Wind Speed: 14 kmh
Wind Gust: 27 kmh

Wed, 19 Aug - 2am
      19°C

Grande-Synthe weather:
Cloudy
0%      95%
Wind Speed: 11 kmh
Wind Gust: 20 kmh

Wed, 19 Aug - 3am
      19°C

Grande-Synthe weather:
Cloudy
0%      97%
Wind Speed: 10 kmh
Wind Gust: 17 kmh

Wed, 19 Aug - 4am
      19°C

Grande-Synthe weather:
Cloudy
6% Rain     99%
Wind Speed: 10 kmh
Wind Gust: 17 kmh

Wed, 19 Aug - 5am
      18°C

Grande-Synthe weather:
Cloudy
0%      97%
Wind Speed: 13 kmh
Wind Gust: 20 kmh

Wed, 19 Aug - 6am
      18°C

Grande-Synthe weather:
Cloudy
0%      99%
Wind Speed: 11 kmh
Wind Gust: 19 kmh

Wed, 19 Aug - 7am
      18°C

Grande-Synthe weather:
Cloudy
12% Rain     100%
Wind Speed: 10 kmh
Wind Gust: 20 kmh

Wed, 19 Aug - 8am
      18°C

Grande-Synthe weather:
Cloudy
16% Rain     100%
Wind Speed: 11 kmh
Wind Gust: 20 kmh

Wed, 19 Aug - 9am
      18°C

Grande-Synthe weather:
Drizzle
24% Rain     100%
Wind Speed: 14 kmh
Wind Gust: 27 kmh

Wed, 19 Aug - 10am
      19°C

Grande-Synthe weather:
Drizzle
21% Rain     100%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Wed, 19 Aug - 11am
      19°C

Grande-Synthe weather:
Cloudy
0%      100%
Wind Speed: 18 kmh
Wind Gust: 29 kmh

Wed, 19 Aug - 12pm
      20°C

Grande-Synthe weather:
Cloudy
8% Rain     100%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Wed, 19 Aug - 1pm
      20°C

Grande-Synthe weather:
Cloudy
6% Rain     100%
Wind Speed: 18 kmh
Wind Gust: 31 kmh

Attribution:             







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