09.11
fri
fri
DAY

86°F
NE 14 mph
precip
15%
15%
NIGHT

84°F
NE 17 mph
precip
57%
57%
09.12
sat
sat
DAY

86°F
NE 12 mph
precip
32%
32%
NIGHT

86°F
NE 11 mph
precip
50%
50%
09.13
sun
sun
DAY

84°F
NE 13 mph
precip
73%
73%
NIGHT

84°F
NE 16 mph
precip
76%
76%
09.14
mon
mon
DAY

84°F
E 15 mph
precip
50%
50%
NIGHT

82°F
NE 12 mph
precip
85%
85%
09.15
tue
tue
DAY

84°F
E 17 mph
precip
73%
73%
NIGHT

82°F
E 19 mph
precip
74%
74%
09.16
wed
wed
DAY

84°F
NE 11 mph
precip
70%
70%
NIGHT

84°F
NE 13 mph
precip
61%
61%
09.17
thu
thu
DAY

84°F
NE 11 mph
precip
60%
60%
NIGHT

84°F
NE 14 mph
precip
57%
57%
09.18
fri
fri
DAY

84°F
NE 16 mph
precip
58%
58%
NIGHT

84°F
NE 19 mph
precip
62%
62%
09.19
sat
sat
DAY

84°F
NE 16 mph
precip
77%
77%
NIGHT

86°F
NE 19 mph
precip
63%
63%
09.20
sun
sun
DAY

84°F
NE 19 mph
precip
75%
75%
NIGHT

84°F
NE 25 mph
precip
70%
70%
09.21
mon
mon
DAY

84°F
E 25 mph
precip
73%
73%
NIGHT

84°F
NE 21 mph
precip
72%
72%
09.22
tue
tue
DAY

84°F
NE 19 mph
precip
74%
74%
NIGHT

84°F
E 19 mph
precip
52%
52%
09.23
wed
wed
DAY

84°F
NE 17 mph
precip
74%
74%
NIGHT

86°F
NE 19 mph
precip
56%
56%
09.24
thu
thu
DAY

86°F
NE 19 mph
precip
57%
57%
NIGHT

86°F
NE 21 mph
precip
58%
58%
Sea water
temperature
temperature
| Colombo |
Weather in
September
September
| Colombo |
7 day weather
forecast
forecast
| Colombo |
10 day weather
forecast
forecast
| Colombo |
14 day weather
forecast
forecast
| Colombo |
Monthly weather
averages
averages
| Colombo |
Current Weather
Conditions
Conditions
| Colombo |
When is the Best
Time to Visit?
Time to Visit?
| Colombo |
Colombo Sea Water Temperature in September, °F
The average sea surface temperature in September 2025 for Colombo was 87.4°F. The maximum and minimum values were 86.0°F and 88.2°F respectively.
Sri Lanka Resorts:
NAME
F°
| Ahungalla | ![]() |
+82 |
| Bentota | ![]() |
+82 |
| Colombo | ![]() |
+84 |
| Dikwella | ![]() |
+80 |
| Halle | ![]() |
+84 |
| Hambantota | ![]() |
+86 |
| Hikkaduwa | ![]() |
+84 |
| Kalutara | ![]() |
+82 |
| Marissa | ![]() |
+80 |
| Negombo | ![]() |
+84 |
| Pasikuda | ![]() |
+90 |
| Tangalle | ![]() |
+80 |
| Trincomalee | ![]() |
+88 |
| Unawatuna | ![]() |
+84 |
| Weligama | ![]() |
+84 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Colombo
Local time: 21:43
12 sep, saturday
| 0000 | ![]() |
84°F | NE 17 mph |
| 0300 | ![]() |
84°F | NE 16 mph |
| 0600 | ![]() |
86°F | NE 12 mph |
| 0900 | ![]() |
86°F | NE 11 mph |
| 1200 | ![]() |
86°F | NE 12 mph |
| 1500 | ![]() |
86°F | NE 12 mph |
| 1800 | ![]() |
84°F | NE 11 mph |
| 2100 | ![]() |
86°F | N 11 mph |




























