Katunayake (Sri Lanka) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 30 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius; -
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 29 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius;
-
Maximum daytime temperature: 31° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 31 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius; -
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 30 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius;
-
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 30 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius;
-
Maximum daytime temperature: 31° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 31 degrees Celsius; Minimum nighttime temperature: 25 degrees Celsius;
-
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 30 degrees Celsius; Minimum nighttime temperature: 24 degrees Celsius;
Sunny intervals.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for Katunayake
Today (19 August 2026)
| Time |
11:30
|
12:30
|
13:30
|
14:30
|
15:30
|
16:30
|
17:30
|
18:30
|
19:30
|
20:30
|
21:30
|
22:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
 |
 |
|
|
|
 |
|
| Chance of precipitation |
50%
|
30%
|
30%
|
40%
|
40%
|
40%
|
20%
|
20%
|
30%
|
40%
|
40%
|
50%
|
50%
|
| Temperature |
30°
|
30°
|
30°
|
29°
|
29°
|
29°
|
28°
|
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
| Feels like temperature (°C) |
31°
|
30°
|
31°
|
30°
|
30°
|
30°
|
30°
|
29°
|
29°
|
29°
|
29°
|
29°
|
29°
|
| Wind direction and speed |
SW
12
|
SW
12
|
WSW
12
|
WSW
12
|
WSW
12
|
SW
11
|
SW
10
|
SW
9
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
7
|
| Wind gust (mph) |
24
|
25
|
24
|
24
|
23
|
21
|
19
|
17
|
15
|
14
|
13
|
13
|
13
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
73%
|
71%
|
67%
|
71%
|
73%
|
75%
|
76%
|
78%
|
84%
|
85%
|
87%
|
89%
|
91%
|
| UV | 9 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Friday (20 August 2026)
| Time |
00:30
|
01:30
|
02:30
|
03:30
|
04:30
|
05:30
|
06:30
|
07:30
|
08:30
|
09:30
|
10:30
|
11:30
|
12:30
|
13:30
|
14:30
|
15:30
|
16:30
|
17:30
|
18:30
|
19:30
|
20:30
|
21:30
|
22:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
| Chance of precipitation |
70%
|
60%
|
80%
|
80%
|
80%
|
70%
|
80%
|
90%
|
90%
|
80%
|
70%
|
70%
|
80%
|
70%
|
60%
|
50%
|
50%
|
50%
|
50%
|
30%
|
30%
|
30%
|
30%
|
30%
|
| Temperature (°C) |
26°
|
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
26°
|
26°
|
28°
|
28°
|
29°
|
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
29°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
29°
|
29°
|
29°
|
30°
|
30°
|
30°
|
29°
|
29°
|
29°
|
29°
|
29°
|
28°
|
28°
|
28°
|
28°
|
28°
|
| Wind direction and speed (mph) |
SW
7
|
SW
7
|
SW
7
|
SW
7
|
SW
7
|
SW
7
|
SW
7
|
SW
7
|
SW
8
|
SW
10
|
SW
10
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
10
|
SW
9
|
SW
9
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
6
|
SW
6
|
| Wind gust (mph) |
13
|
13
|
13
|
13
|
13
|
13
|
14
|
16
|
19
|
20
|
22
|
23
|
23
|
23
|
21
|
20
|
18
|
16
|
15
|
14
|
13
|
13
|
12
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
92%
|
94%
|
95%
|
95%
|
95%
|
96%
|
96%
|
94%
|
91%
|
85%
|
82%
|
78%
|
75%
|
79%
|
78%
|
83%
|
80%
|
85%
|
88%
|
89%
|
90%
|
90%
|
91%
|
92%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 4 | 5 | 8 | 10 | 9 | 6 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Saturday (21 August 2026)
| Time |
00:30
|
01:30
|
02:30
|
03:30
|
04:30
|
05:30
|
06:30
|
07:30
|
08:30
|
09:30
|
10:30
|
11:30
|
12:30
|
13:30
|
14:30
|
15:30
|
16:30
|
17:30
|
18:30
|
19:30
|
20:30
|
21:30
|
22:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
20%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
30%
|
| Temperature (°C) |
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
26°
|
27°
|
29°
|
30°
|
30°
|
30°
|
30°
|
30°
|
30°
|
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
26°
|
| Feels like temperature (°C) |
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
29°
|
30°
|
30°
|
31°
|
31°
|
31°
|
31°
|
30°
|
30°
|
30°
|
30°
|
29°
|
29°
|
29°
|
29°
|
29°
|
29°
|
| Wind direction and speed (mph) |
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
8
|
SW
10
|
WSW
10
|
WSW
11
|
WSW
11
|
WSW
12
|
WSW
12
|
WSW
11
|
WSW
10
|
SW
10
|
SW
8
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
7
|
| Wind gust (mph) |
12
|
12
|
12
|
11
|
11
|
11
|
12
|
16
|
19
|
21
|
23
|
23
|
24
|
24
|
23
|
23
|
21
|
17
|
16
|
14
|
14
|
13
|
13
|
13
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
93%
|
94%
|
94%
|
94%
|
95%
|
95%
|
94%
|
92%
|
85%
|
75%
|
68%
|
64%
|
66%
|
63%
|
64%
|
64%
|
68%
|
73%
|
75%
|
77%
|
83%
|
84%
|
85%
|
86%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 5 | 8 | 11 | 11 | 11 | 9 | 7 | 3 | 1 | 1 | - | - | - | - | - | - |
Sunday (22 August 2026)
| Time |
00:30
|
01:30
|
02:30
|
03:30
|
04:30
|
05:30
|
06:30
|
07:30
|
08:30
|
09:30
|
10:30
|
11:30
|
12:30
|
13:30
|
14:30
|
15:30
|
16:30
|
17:30
|
18:30
|
19:30
|
20:30
|
21:30
|
22:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
40%
|
30%
|
50%
|
40%
|
30%
|
40%
|
70%
|
70%
|
60%
|
50%
|
30%
|
30%
|
20%
|
30%
|
40%
|
20%
|
20%
|
30%
|
50%
|
50%
|
50%
|
70%
|
60%
|
| Temperature (°C) |
26°
|
26°
|
26°
|
26°
|
26°
|
25°
|
25°
|
26°
|
27°
|
28°
|
29°
|
28°
|
30°
|
29°
|
30°
|
30°
|
29°
|
28°
|
28°
|
27°
|
27°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
29°
|
29°
|
29°
|
28°
|
28°
|
28°
|
28°
|
29°
|
30°
|
30°
|
30°
|
30°
|
31°
|
30°
|
31°
|
31°
|
30°
|
30°
|
29°
|
30°
|
29°
|
29°
|
29°
|
29°
|
| Wind direction and speed (mph) |
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SW
6
|
SSW
6
|
SW
8
|
SW
9
|
SW
10
|
SW
10
|
SW
11
|
SW
12
|
SW
12
|
SW
11
|
SW
10
|
SW
10
|
SW
8
|
SW
8
|
SSW
7
|
SSW
7
|
SSW
6
|
SSW
6
|
| Wind gust (mph) |
12
|
12
|
12
|
12
|
12
|
11
|
12
|
16
|
19
|
21
|
21
|
23
|
23
|
24
|
23
|
22
|
20
|
17
|
16
|
15
|
14
|
13
|
12
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
87%
|
87%
|
91%
|
91%
|
92%
|
93%
|
93%
|
92%
|
86%
|
79%
|
76%
|
77%
|
67%
|
71%
|
67%
|
68%
|
74%
|
76%
|
76%
|
83%
|
86%
|
89%
|
91%
|
93%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 5 | 8 | 5 | 12 | 7 | 9 | 6 | 3 | 1 | 1 | - | - | - | - | - | - |
Monday (23 August 2026)
| Time |
00:30
|
01:30
|
02:30
|
03:30
|
04:30
|
05:30
|
06:30
|
07:30
|
08:30
|
09:30
|
10:30
|
11:30
|
12:30
|
13:30
|
14:30
|
15:30
|
16:30
|
17:30
|
18:30
|
19:30
|
20:30
|
21:30
|
22:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
60%
|
70%
|
60%
|
70%
|
60%
|
50%
|
70%
|
70%
|
70%
|
50%
|
50%
|
50%
|
40%
|
40%
|
30%
|
30%
|
30%
|
30%
|
30%
|
50%
|
50%
|
60%
|
60%
|
| Temperature (°C) |
26°
|
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
26°
|
27°
|
28°
|
29°
|
29°
|
30°
|
30°
|
30°
|
29°
|
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
26°
|
26°
|
| Feels like temperature (°C) |
29°
|
29°
|
29°
|
28°
|
28°
|
28°
|
28°
|
29°
|
30°
|
30°
|
31°
|
31°
|
31°
|
31°
|
31°
|
31°
|
31°
|
30°
|
30°
|
30°
|
29°
|
29°
|
29°
|
29°
|
| Wind direction and speed (mph) |
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
5
|
SSW
6
|
SSW
7
|
SW
8
|
SW
9
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
9
|
SW
8
|
SSW
7
|
SSW
7
|
SSW
6
|
SSW
6
|
SSW
6
|
| Wind gust (mph) |
11
|
11
|
11
|
11
|
11
|
10
|
12
|
15
|
18
|
19
|
21
|
22
|
22
|
22
|
22
|
21
|
19
|
17
|
15
|
14
|
13
|
12
|
12
|
11
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
95%
|
95%
|
95%
|
96%
|
96%
|
96%
|
96%
|
95%
|
92%
|
84%
|
80%
|
74%
|
71%
|
69%
|
71%
|
73%
|
75%
|
77%
|
79%
|
82%
|
87%
|
89%
|
91%
|
94%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 5 | 7 | 11 | 9 | 10 | 7 | 6 | 3 | 1 | 1 | - | - | - | - | - | - |
Tuesday (24 August 2026)
| Time |
00:30
|
01:30
|
02:30
|
03:30
|
04:30
|
05:30
|
08:30
|
11:30
|
14:30
|
17:30
|
20:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
70%
|
60%
|
70%
|
60%
|
50%
|
60%
|
30%
|
20%
|
20%
|
50%
|
60%
|
| Temperature (°C) |
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
27°
|
28°
|
30°
|
29°
|
27°
|
26°
|
| Feels like temperature (°C) |
29°
|
29°
|
28°
|
28°
|
28°
|
28°
|
30°
|
30°
|
31°
|
30°
|
30°
|
29°
|
| Wind direction and speed (mph) |
SSW
6
|
SSW
6
|
SSW
6
|
SSW
5
|
SSW
5
|
SSW
6
|
SSW
7
|
SW
9
|
SW
11
|
SW
9
|
SW
6
|
SSW
6
|
| Wind gust (mph) |
11
|
11
|
11
|
10
|
10
|
14
|
20
|
23
|
22
|
17
|
12
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
| Humidity |
95%
|
95%
|
96%
|
96%
|
96%
|
96%
|
90%
|
77%
|
67%
|
76%
|
86%
|
93%
|
| UV | - | - | - | - | - | 1 | 5 | 12 | 4 | 1 | - | - |
Wednesday (25 August 2026)
| Time |
02:30
|
05:30
|
08:30
|
11:30
|
14:30
|
17:30
|
20:30
|
23:30
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
50%
|
40%
|
30%
|
30%
|
40%
|
70%
|
| Temperature (°C) |
25°
|
25°
|
27°
|
29°
|
30°
|
29°
|
27°
|
25°
|
| Feels like temperature (°C) |
28°
|
28°
|
30°
|
31°
|
32°
|
30°
|
29°
|
28°
|
| Wind direction and speed (mph) |
SW
6
|
SSW
6
|
SSW
7
|
SW
10
|
SW
10
|
SW
9
|
SSW
7
|
SSW
6
|
| Wind gust (mph) |
11
|
14
|
20
|
23
|
23
|
17
|
13
|
12
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
96%
|
96%
|
89%
|
75%
|
68%
|
77%
|
86%
|
93%
|
| UV | - | 1 | 5 | 12 | 6 | 1 | - | - |
Tooltip header
UK video forecast
weather map
Forecast
Forecast for 12:30pm (UTC+5:30) Thursday
Updated 01:40 (UTC+1) on Thu 20 Aug 2026
Loading map...