Colombo, SRI LANKA and its best beaches
Climate - Temperatures and rainfall - Indian Ocean
Colombo: Temperatures during the day, at night, rain and bathing conditions
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November Day temperature ![]() ![]() ![]() ![]() ![]() ![]() |
December Day temperature ![]() ![]() ![]() ![]() ![]() ![]() |
Sri Lanka : climate and when to go to Colombo
Tropical monsoon climate, northeast monsoon (December to March), southwest monsoon (June to October).
January Acceptable |
February Pecfect |
March Acceptable |
April Avoid |
May Avoid |
June Risky |
July Acceptable |
August Acceptable |
September Risky |
October Avoid |
November Avoid |
December Risky |
When to go? The hottest month for the beach, lazing around and swimming is April. Check the precipitations because heavy showers may occur, otherwise other periods are possible. The coolest month is July, if you can not stand the heat too much. The driest month of the year is February, if you do not like the rain at all.
Click on
Colombo to display its climate.
Graphs and temperature curves with average precipitation over the year


Precipitation, rainfall, cyclone: SRI LANKA

Temperatures of bathing water around Colombo

Landmarks







No cyclone risk for this country


Indian Ocean
Climate September 2023
Colombo sunshine in summer and winter



The sun at its zenith, that means well perpendicular to the surface of the Earth, sending 100% of radiation and heat. Colombo receives in winter (january), 86% of sun power and 95% during summer time (july).
The average temperature and sunshine deviations between summer and winter are 9%. This small gap means that the temperature at sea does not really vary and that the sea remains warm enough in summer and winter. The air is also hot all year round without great thermal amplitude.

Average temperatures and rainfall for a stay in September
On the left, the averages observed every month of September on the Sri Lanka beaches. The trends for next month are, the same daytime average temperatures, a bathing water in Indian Ocean remaining at a stable temperature, more abundant rains with nights as temperate as this month.
Sunset and sunrise times for SRI LANKA
Local time : September 2023, Saturday 30, 07:59 AM
Sunrise time : 05:30 am, point A
Sunset time : 5:30 pm, point B
Duration of daylight : 12:00 / 24:00
Jet lag : GMT+5

The average monthly UV index of SRI LANKA
What is the period of mosquitoes virulence over the year?
Weather forecast for Colombo
Here are the current 5-day forecasts for Timbirigasyaya / Colombo. Temperatures are spaced 3 hours apart for each day. The summary of the state of the sky gives the trend of the week. The sea temperature at is a monthly average. In lagoons or seashores where the bathing water is shallow, you can add some degrees.
Sunday
October 01, 2023
8 am
82.2°F
28°C

Light rain
Humidity 74%
Sea 85°F/29°C
Sunday
October 01, 2023
11 am
81.6°F
28°C

Light rain
Humidity 77%
Sea 85°F/29°C
Sunday
October 01, 2023
2 pm
79.5°F
27°C

Light rain
Humidity 83%
Sea 85°F/29°C
Sunday
October 01, 2023
5 pm
79.3°F
27°C

Light rain
Humidity 83%
Sea 85°F/29°C
Sunday
October 01, 2023
8 pm
78.6°F
26°C

Light rain
Humidity 84%
Sea 85°F/29°C
Sunday
October 01, 2023
11 pm
78°F
26°C

Light rain
Humidity 85%
Sea 85°F/29°C
Monday
October 02, 2023
8 am
81.1°F
28°C

Moderate rain
Humidity 80%
Sea 85°F/29°C
Monday
October 02, 2023
11 am
81.7°F
28°C

Light rain
Humidity 76%
Sea 85°F/29°C
Monday
October 02, 2023
2 pm
80°F
27°C

Light rain
Humidity 82%
Sea 85°F/29°C
Monday
October 02, 2023
5 pm
79.4°F
27°C

Light rain
Humidity 85%
Sea 85°F/29°C
Monday
October 02, 2023
8 pm
78.9°F
27°C

Light rain
Humidity 85%
Sea 85°F/29°C
Monday
October 02, 2023
11 pm
78.2°F
26°C

Light rain
Humidity 86%
Sea 85°F/29°C
Tuesday
October 03, 2023
8 am
81.7°F
28°C

Light rain
Humidity 79%
Sea 85°F/29°C
Tuesday
October 03, 2023
11 am
81.8°F
28°C

Light rain
Humidity 77%
Sea 85°F/29°C
Tuesday
October 03, 2023
2 pm
80.8°F
28°C

Light rain
Humidity 80%
Sea 85°F/29°C
Tuesday
October 03, 2023
5 pm
79.3°F
27°C

Light rain
Humidity 85%
Sea 85°F/29°C
Tuesday
October 03, 2023
8 pm
78.5°F
26°C

Light rain
Humidity 86%
Sea 85°F/29°C
Tuesday
October 03, 2023
11 pm
77.8°F
26°C

Light rain
Humidity 87%
Sea 85°F/29°C
Wednesday
October 04, 2023
8 am
82.5°F
29°C

Light rain
Humidity 76%
Sea 85°F/29°C
Wednesday
October 04, 2023
11 am
82.6°F
29°C

Light rain
Humidity 75%
Sea 85°F/29°C
Wednesday
October 04, 2023
2 pm
80.6°F
27°C

Light rain
Humidity 81%
Sea 85°F/29°C
Wednesday
October 04, 2023
5 pm
79.1°F
27°C

Light rain
Humidity 84%
Sea 85°F/29°C
Wednesday
October 04, 2023
8 pm
78.3°F
26°C

Light rain
Humidity 87%
Sea 85°F/29°C
Wednesday
October 04, 2023
11 pm
77.7°F
26°C

Light rain
Humidity 87%
Sea 85°F/29°C
Weather uncertainties 2023 to go to Colombo ?


When traveling in the tropics as a seaside, rain is not welcome. If you see this indicator, with possible storms, that does not mean that it will rain all day long. When we observe the local rainfall, it is either really zero or very weak. Meteorologists prefer to be pessimistic. So observe below, the skies photographed during a week announced stormy in Asia. It did not rain once. I invite you to integrate this parameter before going to Colombo for a good trip to the sun!



