On Friday, 20 September, mostly partly cloudy weather, no precipitation are expected in Boulogne-sur-Mer. The lowest air temperature will be +14°C at 8 am, the highest temperature will be +20°C around 5 pm. The atmospheric pressure will be within 759-760 mm Hg. The relative humidity 70-88%. The wind will be mainly northeasterly 6 m/s with maximum gusts up to 9 m/s. Ultraviolet index 4, sun protection is required
UVI
02:00
27%
7 m/s
12 m/s
760
86%
0
05:00
6%
8 m/s
12 m/s
759
87%
0
08:00
8%
7 m/s
12 m/s
760
88%
1
11:00
16%
7 m/s
9 m/s
760
77%
3
14:00
<5%
6 m/s
8 m/s
759
70%
4
17:00
10%
5 m/s
7 m/s
759
70%
3
20:00
17%
4 m/s
5 m/s
759
75%
0
23:00
7%
4 m/s
6 m/s
759
80%
0
+16°
+13°
+15°
+11°
+14°
+11°
+17°
+13°
+19°
+16°
+20°
+18°
+18°
+17°
+16°
+14°