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September weather forecast in Vientiane
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
+29
+25
1 September, sun
+29
+25
Feels like
+35
740 mmHg
86%
2.7
m/s
SE
1 September, Sunday. day, 29°; night, 25°; rain
2
+29
+25
2 September, mon
+29
+25
Feels like
+35
740 mmHg
83%
2.4
m/s
SE
2 September, Monday. day, 29°; night, 25°; rain
3
+30
+25
3 September, tue
+30
+25
Feels like
+36
740 mmHg
81%
2.7
m/s
SW
3 September, Tuesday. day, 30°; night, 25°; rain
4
+29
+26
4 September, wed
+29
+26
Feels like
+34
740 mmHg
85%
2.4
m/s
SW
4 September, Wednesday. day, 29°; night, 26°; rain
5
+28
+25
5 September, thu
+28
+25
Feels like
+34
740 mmHg
87%
2.5
m/s
SE
5 September, Thursday. day, 28°; night, 25°; rain
6
+29
+25
6 September, fri
+29
+25
Feels like
+34
740 mmHg
86%
2.5
m/s
SE
6 September, Friday. day, 29°; night, 25°; rain
7
+29
+25
7 September, sat
+29
+25
Feels like
+35
740 mmHg
82%
3
m/s
SE
7 September, Saturday. day, 29°; night, 25°; rain
8
+29
+25
8 September, sun
+29
+25
Feels like
+35
741 mmHg
81%
2.4
m/s
E
8 September, Sunday. day, 29°; night, 25°; rain
9
+30
+26
9 September, mon
+30
+26
Feels like
+36
740 mmHg
76%
2.7
m/s
SE
9 September, Monday. day, 30°; night, 26°; rain
10
+30
+26
10 September, tue
+30
+26
Feels like
+36
740 mmHg
79%
2.7
m/s
SE
10 September, Tuesday. day, 30°; night, 26°; rain
11
+29
+26
11 September, wed
+29
+26
Feels like
+35
740 mmHg
82%
2.5
m/s
E
11 September, Wednesday. day, 29°; night, 26°; rain
12
+28
+25
12 September, thu
+28
+25
Feels like
+34
741 mmHg
85%
2.7
m/s
E
12 September, Thursday. day, 28°; night, 25°; clear
13
+29
+25
13 September, fri
+29
+25
Feels like
+35
740 mmHg
81%
2.4
m/s
E
13 September, Friday. day, 29°; night, 25°; rain
14
+27
+25
14 September, sat
+27
+25
Feels like
+33
739 mmHg
88%
3
m/s
N
14 September, Saturday. day, 27°; night, 25°; rain
15
+28
+24
15 September, sun
+28
+24
Feels like
+33
739 mmHg
86%
3.2
m/s
SE
15 September, Sunday. day, 28°; night, 24°; rain
16
+28
+24
16 September, mon
+28
+24
Feels like
+34
740 mmHg
85%
2.5
m/s
E
16 September, Monday. day, 28°; night, 24°; rain
17
+29
+25
17 September, tue
+29
+25
Feels like
+35
741 mmHg
83%
2.9
m/s
E
17 September, Tuesday. day, 29°; night, 25°; rain
18
+30
+25
18 September, wed
+30
+25
Feels like
+36
741 mmHg
81%
2.7
m/s
NE
18 September, Wednesday. day, 30°; night, 25°; rain
19
+30
+25
19 September, thu
+30
+25
Feels like
+35
740 mmHg
80%
2.7
m/s
W
19 September, Thursday. day, 30°; night, 25°; rain
20
+29
+26
20 September, fri
+29
+26
Feels like
+35
740 mmHg
82%
2.2
m/s
SW
20 September, Friday. day, 29°; night, 26°; rain
21
+29
+25
21 September, sat
+29
+25
Feels like
+35
740 mmHg
83%
2.5
m/s
E
21 September, Saturday. day, 29°; night, 25°; rain
22
+28
+25
22 September, sun
+28
+25
Feels like
+33
740 mmHg
87%
2.7
m/s
E
22 September, Sunday. day, 28°; night, 25°; rain
23
+28
+24
23 September, mon
+28
+24
Feels like
+34
740 mmHg
83%
2.7
m/s
E
23 September, Monday. day, 28°; night, 24°; rain
24
+29
+25
24 September, tue
+29
+25
Feels like
+34
740 mmHg
83%
2.4
m/s
SE
24 September, Tuesday. day, 29°; night, 25°; rain
25
+29
+25
25 September, wed
+29
+25
Feels like
+35
741 mmHg
81%
2.7
m/s
E
25 September, Wednesday. day, 29°; night, 25°; rain
26
+28
+25
26 September, thu
+28
+25
Feels like
+34
741 mmHg
83%
2.4
m/s
E
26 September, Thursday. day, 28°; night, 25°; clear
27
+30
+25
27 September, fri
+30
+25
Feels like
+36
740 mmHg
81%
2
m/s
NE
27 September, Friday. day, 30°; night, 25°; rain
28
+30
+26
28 September, sat
+30
+26
Feels like
+36
740 mmHg
75%
2.7
m/s
E
28 September, Saturday. day, 30°; night, 26°; rain
29
+30
+26
29 September, sun
+30
+26
Feels like
+35
740 mmHg
77%
2.7
m/s
N
29 September, Sunday. day, 30°; night, 26°; rain
30
+28
+25
30 September, mon
+28
+25
Feels like
+33
741 mmHg
82%
2.9
m/s
E
30 September, Monday. day, 28°; night, 25°; rain
1
+29
+24
1 October, tue
+29
+24
Feels like
+34
742 mmHg
81%
2.9
m/s
E
1 October, Tuesday. day, 29°; night, 24°; rain
2
+29
+24
2 October, wed
+29
+24
Feels like
+34
742 mmHg
79%
2.5
m/s
E
2 October, Wednesday. day, 29°; night, 24°; rain
3
+29
+25
3 October, thu
+29
+25
Feels like
+35
741 mmHg
75%
2.2
m/s
E
3 October, Thursday. day, 29°; night, 25°; rain
4
+28
+24
4 October, fri
+28
+24
Feels like
+33
742 mmHg
79%
2.5
m/s
SE
4 October, Friday. day, 28°; night, 24°; rain
5
+28
+24
5 October, sat
+28
+24
Feels like
+33
742 mmHg
80%
2.2
m/s
E
5 October, Saturday. day, 28°; night, 24°; overcast
Average data for 10 years
Vientiane September
2
sunny days
28
days with precipitation
0
cloudy days
2 sunny days; 28 days with precipitation; 0 cloudy days;
82
%
air humidity
1.7
m/s
Wind
SE
265
mm of precipitation
(16% of annual average)
air humidity 82%; 265 millimeters of precipitation (16% of annual average); Wind south-easterly 1.7 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SE
SE
SW
SW
SE
SE
SE
E
SE
SE
E
E
E
N
SE
E
E
NE
W
SW
E
E
E
SE
E
E
NE
E
N
E
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
Cities near you
Chiangmaj
Amnat Charoen
Houeisay
Surin
Vinh
Luangprabang
Chiang Rai
Wiang
Lampang
Cities with similar weather in September
Pattaya
Nha Trang
Bangkok
Santo Domingo
Varadero
Havana
Ko Chang
Boca Chica
Manila
