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Monthly weather forecast in Colombo
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
18
+27
+27
18 August, sun
+27
+27
Feels like
+30
750 mmHg
81%
6.1
m/s
SW
+28
18 August, Sunday. day, 27°; night, 27°; rain
19
+29
+26
19 August, mon
+29
+26
Feels like
+30
754 mmHg
89%
5
m/s
S
Climate normal
+27
+26
19 August, Monday. day, 29°; night, 26°; rain
20
August
+29
+25
20 August, tue
+29
+25
Feels like
+30
755 mmHg
87%
5.1
m/s
S
+28
Climate normal
+27
+26
20 August, Tuesday. day, 29°; night, 25°; rain
21
+28
+26
21 August, wed
+28
+26
Feels like
+29
756 mmHg
88%
5.8
m/s
SW
+28
Climate normal
+27
+26
21 August, Wednesday. day, 28°; night, 26°; rain
22
+30
+26
22 August, thu
+30
+26
Feels like
+33
756 mmHg
82%
4.6
m/s
SW
+28
Climate normal
+27
+26
22 August, Thursday. day, 30°; night, 26°; light rain
23
+31
+27
23 August, fri
+31
+27
Feels like
+33
757 mmHg
80%
3.7
m/s
SW
+29
Climate normal
+27
+26
23 August, Friday. day, 31°; night, 27°; rain
24
+31
+27
24 August, sat
+31
+27
Feels like
+33
757 mmHg
79%
3.3
m/s
SW
+29
Climate normal
+27
+27
24 August, Saturday. day, 31°; night, 27°; rain
25
+31
+27
25 August, sun
+31
+27
Feels like
+35
757 mmHg
80%
3.3
m/s
W
+29
Climate normal
+27
+27
25 August, Sunday. day, 31°; night, 27°; rain
26
+30
+27
26 August, mon
+30
+27
Feels like
+33
757 mmHg
80%
3.6
m/s
W
+29
Climate normal
+28
+27
26 August, Monday. day, 30°; night, 27°; light rain
27
+30
+27
27 August, tue
+30
+27
Feels like
+33
756 mmHg
81%
3.5
m/s
SW
+29
Climate normal
+27
+26
27 August, Tuesday. day, 30°; night, 27°; rain
28
+30
+27
28 August, wed
+30
+27
Feels like
+33
757 mmHg
80%
3.7
m/s
W
+29
Climate normal
+27
+26
28 August, Wednesday. day, 30°; night, 27°; light rain
29
+30
+27
29 August, thu
+30
+27
Feels like
+33
757 mmHg
79%
3.5
m/s
W
Climate normal
+27
+26
29 August, Thursday. day, 30°; night, 27°; light rain
30
+30
+27
30 August, fri
+30
+27
Feels like
+33
756 mmHg
77%
3.6
m/s
SW
Climate normal
+27
+26
30 August, Friday. day, 30°; night, 27°; partly cloudy
31
+30
+27
31 August, sat
+30
+27
Feels like
+32
757 mmHg
75%
4.3
m/s
SW
Climate normal
+27
+26
31 August, Saturday. day, 30°; night, 27°; partly cloudy
1 September
+27
+26
1 September, sun
+27
+26
Feels like
+27
748 mmHg
83%
8.1
m/s
W
Climate normal
+27
+26
1 September, Sunday. day, 27°; night, 26°; rain
2
+28
+27
2 September, mon
+28
+27
Feels like
+27
748 mmHg
84%
8
m/s
W
Climate normal
+27
+26
2 September, Monday. day, 28°; night, 27°; rain
3
+27
+26
3 September, tue
+27
+26
Feels like
+27
747 mmHg
81%
7.6
m/s
W
Climate normal
+27
+26
3 September, Tuesday. day, 27°; night, 26°; rain
4
+28
+26
4 September, wed
+28
+26
Feels like
+27
747 mmHg
84%
8.2
m/s
W
Climate normal
+27
+26
4 September, Wednesday. day, 28°; night, 26°; rain
5
+27
+27
5 September, thu
+27
+27
Feels like
+28
747 mmHg
85%
6.6
m/s
W
Climate normal
+27
+26
5 September, Thursday. day, 27°; night, 27°; rain
6
+28
+27
6 September, fri
+28
+27
Feels like
+30
747 mmHg
86%
5
m/s
W
Climate normal
+27
+26
6 September, Friday. day, 28°; night, 27°; rain
7
+27
+27
7 September, sat
+27
+27
Feels like
+31
747 mmHg
87%
3.8
m/s
SW
Climate normal
+27
+26
7 September, Saturday. day, 27°; night, 27°; rain
8
+28
+26
8 September, sun
+28
+26
Feels like
+30
747 mmHg
86%
4.3
m/s
W
Climate normal
+27
+26
8 September, Sunday. day, 28°; night, 26°; rain
9
+27
+26
9 September, mon
+27
+26
Feels like
+31
747 mmHg
86%
3.6
m/s
W
Climate normal
+27
+26
9 September, Monday. day, 27°; night, 26°; rain
10
+27
+26
10 September, tue
+27
+26
Feels like
+28
747 mmHg
90%
5.2
m/s
SW
Climate normal
+27
+26
10 September, Tuesday. day, 27°; night, 26°; rain
11
+26
+25
11 September, wed
+26
+25
Feels like
+27
748 mmHg
90%
7.6
m/s
SW
Climate normal
+28
+26
11 September, Wednesday. day, 26°; night, 25°; rain
12
+27
+27
12 September, thu
+27
+27
Feels like
+26
749 mmHg
82%
9.4
m/s
SW
Climate normal
+27
+26
12 September, Thursday. day, 27°; night, 27°; rain
13
+28
+28
13 September, fri
+28
+28
Feels like
+28
749 mmHg
78%
7.9
m/s
W
Climate normal
+27
+26
13 September, Friday. day, 28°; night, 28°; light rain
14
+28
+28
14 September, sat
+28
+28
Feels like
+28
749 mmHg
76%
8.1
m/s
W
Climate normal
+27
+27
14 September, Saturday. day, 28°; night, 28°; partly cloudy
15
+28
+28
15 September, sun
+28
+28
Feels like
+28
749 mmHg
76%
8.4
m/s
W
Climate normal
+27
+26
15 September, Sunday. day, 28°; night, 28°; mostly clear
16
+28
+28
16 September, mon
+28
+28
Feels like
+27
749 mmHg
75%
9.1
m/s
W
Climate normal
+27
+27
16 September, Monday. day, 28°; night, 28°; partly cloudy
17
+28
+27
17 September, tue
+28
+27
Feels like
+26
748 mmHg
75%
10.2
m/s
W
Climate normal
+27
+27
17 September, Tuesday. day, 28°; night, 27°; partly cloudy
18
+28
+27
18 September, wed
+28
+27
Feels like
+27
748 mmHg
76%
9.7
m/s
W
Climate normal
+28
+26
18 September, Wednesday. day, 28°; night, 27°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
19
+28
+27
19 September, thu
+28
+27
Feels like
+30
750 mmHg
80%
5.3
m/s
SW
+28
19 September, Thursday. day, 28°; night, 27°; rain
20
+27
+27
20 September, fri
+27
+27
Feels like
+30
750 mmHg
81%
5.9
m/s
SW
+28
20 September, Friday. day, 27°; night, 27°; rain
21
+28
+27
21 September, sat
+28
+27
Feels like
+31
750 mmHg
81%
5.4
m/s
SW
+28
21 September, Saturday. day, 28°; night, 27°; rain
Average for 30 days
2
sunny days
22
days with precipitation
6
cloudy days
2 sunny days; 22 days with precipitation; 6 cloudy days;
82
%
air humidity
6
m/s
Wind
W
112
mm of precipitation
(3% of annual average)
+29
°C
Water temperature
air humidity 82%; 112 millimeters of precipitation (3% of annual average); Wind westerly 6 Meters per second; Water temperature +29°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
SW
SW
SW
SW
W
W
SW
W
W
SW
SW
W
W
W
W
W
W
SW
W
W
SW
SW
SW
W
W
W
W
W
W
20
Average data for 10 years
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Daytime temperature
Night-time temperature