Weather in Grande-Synthe

August 9, 2026, 18:24
Clear/Sunny
+29°C
Clear/Sunny
Feels like: +29°C

Now clear/sunny. No major precipitation expected, gusts up to 8 m/s.

Precipitation map

Now clear/sunny. No major precipitation expected, gusts up to 8 m/s.

Weather in the next hours

18:00
Clear/Sunny
+29°C
0%
19:00
Clear/Sunny
+28°C
0%
20:00
Clear/Sunny
+27°C
0%
21:00
Clear/Sunny
+25°C
0%
22:00
Clear/Sunny
+23°C
0%
23:00
Partly Cloudy
+21°C
0%
00:00
Clear/Sunny
+20°C
0%
01:00
Clear/Sunny
+20°C
0%
02:00
Partly Cloudy
+19°C
5%
03:00
Partly Cloudy
+19°C
0%
04:00
Partly Cloudy
+19°C
0%
05:00
Partly Cloudy
+19°C
0%
06:00
Partly Cloudy
+18°C
5%
Sea temperature
+23°C
Comfortable for swimming

Comfortable water for most swimmers without a strong cold shock.

Cool Comfort Warm

Forecast for the next 13 hours

Today

Aug 9

18:00
Clear/Sunny
+29°C
0%
3 m/s
39%
760
6 m/s
NW
mmHg

Clear/Sunny

Feels like +29°C
Precipitation amount 0 mm
Humidity 39%
Cloud cover 0%
Pressure 760 mmHg
Visibility 16 km
UV index 2 points
19:00
Clear/Sunny
+28°C
0%
3 m/s
40%
760
8 m/s
W
mmHg

Clear/Sunny

Feels like +28°C
Precipitation amount 0 mm
Humidity 40%
Cloud cover 0%
Pressure 760 mmHg
Visibility 16 km
UV index -
20:00
Clear/Sunny
+27°C
0%
4 m/s
43%
759
6 m/s
→↗ WSW
mmHg

Clear/Sunny

Feels like +27°C
Precipitation amount 0 mm
Humidity 43%
Cloud cover 0%
Pressure 759 mmHg
Visibility 16 km
UV index -
21:00
Clear/Sunny
+25°C
0%
4 m/s
50%
760
6 m/s
→↗ WSW
mmHg

Clear/Sunny

Feels like +26°C
Precipitation amount 0 mm
Humidity 50%
Cloud cover 0%
Pressure 760 mmHg
Visibility 16 km
UV index -
22:00
Clear/Sunny
+23°C
0%
4 m/s
58%
760
6 m/s
SW
mmHg

Clear/Sunny

Feels like +25°C
Precipitation amount 0 mm
Humidity 58%
Cloud cover 1%
Pressure 760 mmHg
Visibility 16 km
UV index -
Hour
Temperature
Feels like
Precipitation chance
Wind speed
Gusts
Precipitation amount
Humidity
Cloud cover
Pressure
Visibility
UV index
Now
Clear/Sunny
Clear/Sunny
Windy Comfortable
+29°C
+29°C
0%
3 m/s ↘ NW
6 m/s
0 mm
39%
0%
760 mmHg
16 km
2 points
19:00
Clear/Sunny
Clear/Sunny
Windy Comfortable
+28°C
+28°C
0%
3 m/s → W
8 m/s
0 mm
40%
0%
760 mmHg
16 km
-
20:00
Clear/Sunny
Clear/Sunny
Comfortable
+27°C
+27°C
0%
4 m/s →↗ WSW
6 m/s
0 mm
43%
0%
759 mmHg
16 km
-
21:00
Clear/Sunny
Clear/Sunny
Comfortable
+25°C
+26°C
0%
4 m/s →↗ WSW
6 m/s
0 mm
50%
0%
760 mmHg
16 km
-
22:00
Clear/Sunny
Clear/Sunny
+23°C
+25°C
0%
4 m/s ↗ SW
6 m/s
0 mm
58%
1%
760 mmHg
16 km
-
23:00
Partly Cloudy
Partly Cloudy
Windy
+21°C
+25°C
0%
4 m/s ↗ SW
6 m/s
0 mm
65%
29%
760 mmHg
16 km
-
Tomorrow
Clear/Sunny
Clear/Sunny
Windy
+20°C
+24°C
0%
4 m/s ↗ SW
6 m/s
0 mm
70%
5%
761 mmHg
16 km
-
01:00
Clear/Sunny
Clear/Sunny
Windy
+20°C
+25°C
0%
4 m/s ↗ SW
6 m/s
0 mm
73%
10%
761 mmHg
16 km
-
02:00
Partly Cloudy
Partly Cloudy
Windy
+19°C
+25°C
5%
4 m/s →↗ WSW
6 m/s
0 mm
76%
47%
761 mmHg
16 km
-
03:00
Partly Cloudy
Partly Cloudy
Windy
+19°C
+19°C
0%
4 m/s →↗ WSW
6 m/s
0 mm
78%
37%
761 mmHg
16 km
-
04:00
Partly Cloudy
Partly Cloudy
+19°C
+19°C
0%
4 m/s → W
6 m/s
0 mm
80%
24%
761 mmHg
16 km
-
05:00
Partly Cloudy
Partly Cloudy
+19°C
+19°C
0%
3 m/s →↘ WNW
5 m/s
0 mm
82%
32%
761 mmHg
16 km
-
06:00
Partly Cloudy
Partly Cloudy
+18°C
+18°C
5%
3 m/s ↘→ NNW
5 m/s
0 mm
83%
57%
761 mmHg
16 km
-
Precipitation map
Sun and UV

Daylight

UV 2 points Low
Sunrise 06:28
Sunset 21:23
Daylight 14 hours 55 min Solar noon 13:55
Moon
Waning Crescent
Rise01:38 Set19:54 Illumination14% PhaseWaning

Next days

14-day view
Date
August 9 Today
August 10 Tomorrow
August 11 Day after tomorrow
August 12 Wednesday
August 13 Thursday
August 14 Friday
August 15 Saturday
August 16 Sunday
August 17 Monday
Day
Night
Sea t°
Rain
Wind
Press.
Hum.
Feels like
UV
Clouds
Visibility
Gusts
Partly Cloudy +29°C
Partly Cloudy +21°C
+23°C
10% 0 mm
4 m/s ↑↗ SSW
761 mmHg
37%
day +29°C / night +25°C
6 points
23%
16 km
7 m/s ↑↗ SSW
Partly Cloudy +18°C
Partly Cloudy +18°C
+23°C
5% 0 mm
4 m/s ↘→ NNW
761 mmHg
83%
day +18°C / night +18°C
No data
57%
16 km
5 m/s ↘→ NNW
Clear/Sunny +25°C
Clear/Sunny +15°C
+23°C
0% 0 mm
7 m/s ↙← ENE
No data
58%
day +26°C / night +14°C
6 points
11%
No data
11 m/s ↙← ENE
Clear/Sunny +29°C
Clear/Sunny +15°C
+23°C
0% 0 mm
4 m/s ↙← ENE
No data
50%
day +29°C / night +14°C
6 points
1%
No data
8 m/s ↙← ENE
Clear/Sunny +32°C
Clear/Sunny +16°C
+23°C
0% 0 mm
3 m/s ← E
No data
47%
day +32°C / night +16°C
6 points
29%
No data
7 m/s ← E
Clear/Sunny +32°C
Partly Cloudy +17°C
+23°C
0% 0 mm
4 m/s → W
No data
52%
day +33°C / night +17°C
6 points
9%
No data
6 m/s → W
Partly Cloudy +24°C
No data +16°C
+23°C
10% 0 mm
6 m/s ↓↙ NNE
No data
76%
day +26°C / night +16°C
4 points
69%
No data
11 m/s ↓↙ NNE
No data +26°C
No data +16°C
+23°C
20% 0.4 mm
4 m/s ↓↙ NNE
No data
68%
day +27°C / night +16°C
2 points
99%
No data
8 m/s ↓↙ NNE
Partly Cloudy +23°C
Partly Cloudy +17°C
+23°C
10% 0 mm
5 m/s ↘ NW
No data
77%
day +25°C / night +17°C
5 points
73%
No data
9 m/s ↘ NW