Sri LankaAverage weather for Colombo in January
It's hot in January in Colombo with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 32°C. At night, you can expect temperatures between 22°C and 23°C.
Start of January
The month of January starts in Colombo with hot temps, averaging around 32°C during the day and nights around 23°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid January
By mid-January, daytime temps stay steady at around 32°C, with nights around 23°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of January
By the end of January, the average daytime temperature in Colombo is around 32°C, while nighttime temps are about 23°C. A shower might pop up, but overall, the weather will be dry and sunny. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Water temperature
The water temperature at Colombo is 24°C this month. Comfortable for a swim.
In January, there is an average of 106 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the East.
Colombo in January |
New York | ||
|---|---|---|---|
 Average temperature |
32°C | 5°C | |
 Max. temperature |
32°C | 11°C | |
| Min. temperature |
31°C | -5°C | |
 Total precipitation |
106 mm | 97 mm | |
| Rainy days |
9 days | 12 days | |
December
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is January a good time to visit Colombo?
Looking for sun? January isn’t a good month to be in Colombo. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 38°C in 2023, Colombo reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 24°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 26°C.
Check out the climate of Colombo for all months and discover the best travel time
Daily Temperature in January in Colombo
This chart shows the average daily high and low temperatures in January for Colombo, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in January in Colombo
The chart below shows the average daily precipitation in January for Colombo, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for January, you can expect about 9 days of precipitation in Colombo.
Daily UV index in January in Colombo
This chart shows the average daily UV index in January in Colombo, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Colombo over the years
This chart shows the average temperature in January in Colombo, measured in degrees Celsius, over the past few years.
Total precipitation in January in Colombo over the years
This chart shows the average precipitation in January in Colombo, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in January for Colombo
Click on any day in January to get detailed info about the usual weather on that day in Colombo. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Colombo
Have you been to Colombo in January?
Share your weather experience in January in Colombo.
Average weather in Colombo by month
Click on a month below to see detailed weather info for Colombo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
