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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 Friday, 21 August 2026 at 15:04 from the nearest observation station of Grande-Synthe.

Friday, August 21st

19°C     15°C

100%
 98%


Rain

Temperature Max: 19°C    Temperature Min: 15°C
Precipitation Probability: 100% (Rain)
Percentage of sky occluded by clouds: 98%
Wind speed: 15 km/h South
Humidity: 72%°        UV Index: 3
Sunrise: 06:47     Sunset: 20:59

Saturday, August 22nd

20°C     14°C

77%
 56%


Rain

Temperature Max: 20°C    Temperature Min: 14°C
Precipitation Probability: 77% (Rain)
Percentage of sky occluded by clouds: 56%
Wind speed: 19 km/h South
Humidity: 67%°        UV Index: 4
Sunrise: 06:48     Sunset: 20:57

Sunday, August 23rd

20°C     12°C

0%
 28%


Mostly clear

Temperature Max: 20°C    Temperature Min: 12°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 28%
Wind speed: 13 km/h Sout-East
Humidity: 62%°        UV Index: 5
Sunrise: 06:50     Sunset: 20:55

Monday, August 24th

23°C     11°C

0%
 64%


Mostly cloudy

Temperature Max: 23°C    Temperature Min: 11°C
Precipitation Probability: 0%
Percentage of sky occluded by clouds: 64%
Wind speed: 20 km/h West
Humidity: 63%°        UV Index: 4
Sunrise: 06:51     Sunset: 20:53

Tuesday, August 25th

24°C     15°C

57%
 77%


Drizzle

Temperature Max: 24°C    Temperature Min: 15°C
Precipitation Probability: 57% (Rain)
Percentage of sky occluded by clouds: 77%
Wind speed: 11 km/h West
Humidity: 67%°        UV Index: 4
Sunrise: 06:53     Sunset: 20:51

Wednesday, August 26th

26°C     17°C

57%
 80%


Rain

Temperature Max: 26°C    Temperature Min: 17°C
Precipitation Probability: 57% (Rain)
Percentage of sky occluded by clouds: 80%
Wind speed: 10 km/h North-East
Humidity: 72%°        UV Index: 4
Sunrise: 06:54     Sunset: 20:49

Thursday, August 27th

23°C     17°C

63%
 70%


Drizzle

Temperature Max: 23°C    Temperature Min: 17°C
Precipitation Probability: 63% (Rain)
Percentage of sky occluded by clouds: 70%
Wind speed: 18 km/h North
Humidity: 75%°        UV Index: 4
Sunrise: 06:56     Sunset: 20:47

Friday, August 28th

21°C     14°C

69%
 71%


Rain

Temperature Max: 21°C    Temperature Min: 14°C
Precipitation Probability: 69% (Rain)
Percentage of sky occluded by clouds: 71%
Wind speed: 26 km/h North-East
Humidity: 70%°        UV Index: 3
Sunrise: 06:57     Sunset: 20:45

Saturday, August 29th

21°C     15°C

65%
 49%


Rain

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 65% (Rain)
Percentage of sky occluded by clouds: 49%
Wind speed: 29 km/h East
Humidity: 71%°        UV Index: 4
Sunrise: 06:59     Sunset: 20:43

Sunday, August 30th

21°C     15°C

37%
 31%


Drizzle

Temperature Max: 21°C    Temperature Min: 15°C
Precipitation Probability: 37% (Rain)
Percentage of sky occluded by clouds: 31%
Wind speed: 17 km/h North-East
Humidity: 68%°        UV Index: 5
Sunrise: 07:00     Sunset: 20:41









Latest Grande-Synthe weather conditions
The latest weather data for Grande-Synthe were collected Friday, 21 August 2026 at 15:04 from the nearest observation station of Grande-Synthe.

Latest weather conditions collected Fri, 21 August at 15:04

19°C

1012.11 hPa
1 mm/h
 100%


Rain

Temperature: 19°C
Pressure: 1012.11 mbars
Precipitation Intensity: 1 mm/h
Percentage of sky occluded by clouds: 100%
Wind speed: 18 km/h South
Wind Gust Speed: 26.75 km/h
Visibility: 22564.96 km    Humidity: 68%
Dew Point: 13°        UV Index: 3








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

Fri, 21 Aug - 5pm
      19°C

Grande-Synthe weather:
Cloudy
0%      100%
Wind Speed: 17 kmh
Wind Gust: 28 kmh

Fri, 21 Aug - 6pm
      19°C

Grande-Synthe weather:
Cloudy
8% Rain     100%
Wind Speed: 17 kmh
Wind Gust: 28 kmh

Fri, 21 Aug - 7pm
      19°C

Grande-Synthe weather:
Cloudy
8% Rain     99%
Wind Speed: 17 kmh
Wind Gust: 27 kmh

Fri, 21 Aug - 8pm
      18°C

Grande-Synthe weather:
Cloudy
9% Rain     100%
Wind Speed: 14 kmh
Wind Gust: 25 kmh

Fri, 21 Aug - 9pm
      17°C

Grande-Synthe weather:
Drizzle
11% Rain     99%
Wind Speed: 12 kmh
Wind Gust: 24 kmh

Fri, 21 Aug - 10pm
      17°C

Grande-Synthe weather:
Drizzle
12% Rain     91%
Wind Speed: 12 kmh
Wind Gust: 22 kmh

Fri, 21 Aug - 11pm
      16°C

Grande-Synthe weather:
Drizzle
12% Rain     95%
Wind Speed: 12 kmh
Wind Gust: 22 kmh

Sat, 22 Aug - 12am
      16°C

Grande-Synthe weather:
Mostly cloudy
12% Rain     85%
Wind Speed: 13 kmh
Wind Gust: 21 kmh

Sat, 22 Aug - 1am
      15°C

Grande-Synthe weather:
Partly cloudy
17% Rain     52%
Wind Speed: 12 kmh
Wind Gust: 21 kmh

Sat, 22 Aug - 2am
      14°C

Grande-Synthe weather:
Partly cloudy
20% Rain     55%
Wind Speed: 14 kmh
Wind Gust: 23 kmh

Sat, 22 Aug - 3am
      14°C

Grande-Synthe weather:
Mostly cloudy
20% Rain     67%
Wind Speed: 14 kmh
Wind Gust: 24 kmh

Sat, 22 Aug - 4am
      14°C

Grande-Synthe weather:
Partly cloudy
21% Rain     56%
Wind Speed: 13 kmh
Wind Gust: 22 kmh

Sat, 22 Aug - 5am
      14°C

Grande-Synthe weather:
Partly cloudy
23% Rain     46%
Wind Speed: 15 kmh
Wind Gust: 25 kmh

Sat, 22 Aug - 6am
      14°C

Grande-Synthe weather:
Mostly cloudy
29% Rain     78%
Wind Speed: 15 kmh
Wind Gust: 27 kmh

Sat, 22 Aug - 7am
      15°C

Grande-Synthe weather:
Rain
34% Rain     78%
Wind Speed: 14 kmh
Wind Gust: 26 kmh

Sat, 22 Aug - 8am
      15°C

Grande-Synthe weather:
Rain
44% Rain     86%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Sat, 22 Aug - 9am
      16°C

Grande-Synthe weather:
Drizzle
32% Rain     66%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Sat, 22 Aug - 10am
      17°C

Grande-Synthe weather:
Partly cloudy
20% Rain     61%
Wind Speed: 20 kmh
Wind Gust: 30 kmh

Sat, 22 Aug - 11am
      17°C

Grande-Synthe weather:
Mostly cloudy
12% Rain     66%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Sat, 22 Aug - 12pm
      18°C

Grande-Synthe weather:
Mostly cloudy
8% Rain     69%
Wind Speed: 20 kmh
Wind Gust: 31 kmh

Sat, 22 Aug - 1pm
      19°C

Grande-Synthe weather:
Partly cloudy
5% Rain     56%
Wind Speed: 20 kmh
Wind Gust: 32 kmh

Sat, 22 Aug - 2pm
      19°C

Grande-Synthe weather:
Partly cloudy
2% Rain     48%
Wind Speed: 20 kmh
Wind Gust: 32 kmh

Sat, 22 Aug - 3pm
      20°C

Grande-Synthe weather:
Partly cloudy
0%      46%
Wind Speed: 19 kmh
Wind Gust: 31 kmh

Sat, 22 Aug - 4pm
      20°C

Grande-Synthe weather:
Partly cloudy
0%      47%
Wind Speed: 18 kmh
Wind Gust: 30 kmh

Attribution:             







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