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Katunayaka Weather in January
In Katunayaka, January brings very high daytime temperatures around 32°C (90°F), with nights cooling to 24°C (75°F). It is the driest month of the year, with minimal rainfall.
Rainfall in Katunayaka in January
This is the driest month, making it a great choice for planning outdoor excursions. Expect around 4 days of rain based on historical data, with 53 mm (2.1 in) average. Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in Katunayaka in January
If you're visiting Katunayaka in January, expect highs of 32°C (90°F) and overnight lows around 24°C (75°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Katunayaka in January
The month enjoys around 248 hours of sunshine, creating mostly sunny days with good weather conditions.If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit Katunayaka.
Katunayaka Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
32°C (90°F)
Chance of Rain
15%
Precipitation
53 mm (2.1 in)
Rainy days
4 days
Humidity
70% *
Sunshine
248 hours *
Percentage Sunshine
*
* Data from: Colombo, Sri Lanka (29 KM, 18 Miles).
Katunayaka Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Katunayaka - and find the best time to visit.
Daily Historical Temperatures
48-year average (1976-2026)
Based on our historical records, temperatures in Katunayaka typically stay consistent throughout January, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in January
Daily Historical Precipitation
48-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather records for Katunayaka in January
Browse day-by-day weather records for Katunayaka spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Katunayaka historical weather extremes in January
Our historical data for Katunayaka spans 2001 to 2025, revealing these weather extremes.
- On January 26, 2016, temperatures climbed to 36°C (97°F), marking the warmest January day on record.
- The lowest daytime temperature in January was 25°C (77°F), recorded on January 9, 2011.
- The coldest night in January in Katunayaka was on January 25, 2006, with a minimum of 17°C (63°F).
Best Places in Sri Lanka in January
Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month. See all of Sri Lanka in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Katunayaka in January
Warm but pleasant conditions in Katunayaka in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Katunayaka in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping8/10 -
Outdoor sports8/10
Katunayaka 3-Day Forecast
More climate data for Katunayaka
Temperature Rainfall Sunshine Humidity
See the full Katunayaka climate overview or explore weather in Sri Lanka.
Popular in January
Where to go in January - average daytime high across popular destinations.
Colombo
32°C (90°F) Negombo31°C (88°F) Mirissa30°C (86°F) Unawatuna29°C (84°F) Hikkaduwa29°C (84°F) Galle29°C (84°F) Kandy
27°C (81°F) Nuwara Eliya25°C (77°F) Bucket list
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