Lang Son (Vietnam) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 12° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 16° Celsius;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 13° Celsius;
Clear.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Lang Son
Today (14 December 2025)
| Time |
21:00
|
22:00
|
23:00
|
|---|---|---|---|
| Weather symbols |  |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
| Temperature |
14°
|
14°
|
13°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
| Wind direction and speed |
SE
1
|
SSE
2
|
S
1
|
| Wind gust (mph) |
4
|
4
|
3
|
| Visibility |
G
|
G
|
G
|
| Humidity |
96%
|
95%
|
96%
|
| UV | - | - | - |
Tuesday (15 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
 |
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
30%
|
30%
|
20%
|
20%
|
30%
|
30%
|
30%
|
20%
|
20%
|
10%
|
20%
|
| Temperature (°C) |
13°
|
13°
|
12°
|
12°
|
13°
|
14°
|
14°
|
15°
|
15°
|
16°
|
17°
|
18°
|
18°
|
19°
|
20°
|
20°
|
20°
|
19°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
12°
|
13°
|
14°
|
14°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
20°
|
21°
|
21°
|
21°
|
20°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
| Wind direction and speed (mph) |
SSW
1
|
SSW
1
|
SW
1
|
NW
1
|
NNW
1
|
N
1
|
NNE
1
|
NNE
1
|
NNE
1
|
NE
2
|
NE
3
|
ENE
2
|
E
2
|
E
2
|
ESE
2
|
E
2
|
ENE
2
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
| Wind gust (mph) |
3
|
1
|
1
|
2
|
3
|
3
|
5
|
4
|
6
|
8
|
8
|
8
|
7
|
8
|
7
|
7
|
6
|
5
|
6
|
6
|
7
|
7
|
7
|
8
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
97%
|
98%
|
97%
|
97%
|
96%
|
94%
|
92%
|
91%
|
87%
|
85%
|
86%
|
85%
|
83%
|
83%
|
85%
|
86%
|
92%
|
94%
|
96%
|
95%
|
95%
|
96%
|
96%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 3 | 4 | 2 | 3 | 2 | 1 | - | - | - | - | - | - | - | - |
Wednesday (16 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
 |
|
|
|
 |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
18°
|
19°
|
20°
|
20°
|
19°
|
19°
|
18°
|
18°
|
17°
|
16°
|
16°
|
16°
|
16°
|
| Feels like temperature (°C) |
18°
|
18°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
| Wind direction and speed (mph) |
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
4
|
NNE
5
|
NNE
5
|
NE
6
|
NE
7
|
NE
8
|
NE
9
|
NE
10
|
NE
10
|
NE
10
|
NE
9
|
NE
8
|
NE
7
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
4
|
NE
4
|
| Wind gust (mph) |
8
|
9
|
10
|
11
|
12
|
13
|
14
|
16
|
18
|
22
|
25
|
25
|
25
|
25
|
24
|
23
|
21
|
17
|
15
|
15
|
15
|
14
|
13
|
13
|
| Visibility (description) |
G
|
M
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
96%
|
96%
|
96%
|
96%
|
95%
|
95%
|
93%
|
92%
|
91%
|
89%
|
84%
|
80%
|
75%
|
71%
|
67%
|
68%
|
67%
|
72%
|
75%
|
77%
|
78%
|
78%
|
79%
|
80%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 4 | 4 | 5 | 2 | 1 | 1 | - | - | - | - | - | - | - |
Thursday (17 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
30%
|
30%
|
20%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
18°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
17°
|
18°
|
19°
|
19°
|
20°
|
20°
|
20°
|
19°
|
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
| Wind direction and speed (mph) |
NNE
4
|
NNE
4
|
NNE
4
|
NNE
4
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
4
|
NNE
5
|
NNE
5
|
NNE
4
|
NNE
3
|
NE
3
|
ENE
2
|
E
3
|
E
3
|
ENE
3
|
ENE
2
|
E
2
|
E
1
|
E
1
|
ESE
1
|
| Wind gust (mph) |
12
|
12
|
12
|
12
|
11
|
10
|
10
|
10
|
12
|
13
|
15
|
14
|
12
|
11
|
10
|
8
|
7
|
5
|
5
|
4
|
4
|
3
|
3
|
3
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
79%
|
81%
|
81%
|
82%
|
83%
|
84%
|
84%
|
83%
|
76%
|
71%
|
68%
|
66%
|
67%
|
66%
|
65%
|
65%
|
67%
|
84%
|
90%
|
91%
|
91%
|
94%
|
96%
|
96%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 4 | 4 | 5 | 4 | 3 | 1 | 1 | - | - | - | - | - | - | - |
Friday (18 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
14°
|
16°
|
18°
|
20°
|
21°
|
21°
|
22°
|
22°
|
22°
|
21°
|
20°
|
19°
|
19°
|
18°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
15°
|
15°
|
14°
|
14°
|
13°
|
13°
|
13°
|
14°
|
16°
|
19°
|
20°
|
20°
|
21°
|
21°
|
22°
|
21°
|
21°
|
20°
|
20°
|
20°
|
19°
|
18°
|
17°
|
16°
|
| Wind direction and speed (mph) |
S
1
|
SSW
1
|
S
1
|
SSE
1
|
SE
1
|
SE
1
|
SE
1
|
SSE
1
|
S
1
|
SSW
2
|
SSW
4
|
SSW
6
|
SSW
7
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
7
|
SSW
5
|
S
4
|
SSE
3
|
SSE
2
|
SSE
2
|
SE
2
|
SSE
1
|
| Wind gust (mph) |
3
|
2
|
2
|
2
|
2
|
2
|
2
|
3
|
4
|
6
|
15
|
19
|
19
|
20
|
20
|
19
|
16
|
10
|
6
|
6
|
6
|
4
|
4
|
3
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
96%
|
97%
|
97%
|
97%
|
98%
|
98%
|
98%
|
98%
|
88%
|
76%
|
70%
|
69%
|
67%
|
66%
|
67%
|
68%
|
73%
|
79%
|
89%
|
92%
|
95%
|
96%
|
97%
|
97%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 4 | 5 | 6 | 6 | 4 | 3 | 1 | 1 | - | - | - | - | - | - | - |
Saturday (19 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
 |
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
60%
|
40%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
16°
|
16°
|
16°
|
17°
|
16°
|
17°
|
20°
|
22°
|
22°
|
18°
|
17°
|
| Feels like temperature (°C) |
16°
|
16°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
22°
|
23°
|
23°
|
20°
|
18°
|
| Wind direction and speed (mph) |
SW
1
|
SSW
1
|
ENE
1
|
N
1
|
NNE
1
|
ENE
1
|
ENE
1
|
NE
1
|
ESE
2
|
SW
4
|
S
4
|
ENE
2
|
NNE
2
|
| Wind gust (mph) |
2
|
2
|
2
|
3
|
3
|
2
|
2
|
4
|
7
|
13
|
9
|
5
|
5
|
| Visibility (description) |
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
VG
|
G
|
G
|
| Humidity |
98%
|
98%
|
99%
|
99%
|
98%
|
99%
|
98%
|
99%
|
90%
|
79%
|
78%
|
96%
|
98%
|
| UV | - | - | - | - | - | - | - | 1 | 5 | 4 | 1 | - | - |
Sunday (20 December 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
10%
|
30%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
20°
|
21°
|
21°
|
17°
|
15°
|
| Feels like temperature (°C) |
18°
|
18°
|
18°
|
20°
|
21°
|
20°
|
17°
|
15°
|
| Wind direction and speed (mph) |
NNE
2
|
NNE
2
|
NNE
3
|
NE
7
|
NE
7
|
NE
6
|
ENE
4
|
NE
4
|
| Wind gust (mph) |
6
|
7
|
10
|
21
|
20
|
17
|
13
|
13
|
| Visibility (description) |
M
|
M
|
M
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
98%
|
97%
|
96%
|
81%
|
69%
|
68%
|
86%
|
85%
|
| UV | - | - | 1 | 4 | 5 | 1 | - | - |
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Forecast
Forecast for 9pm (UTC+7) Monday
Updated 12:08 (UTC) on Mon 15 Dec 2025
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