Kalutara District Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Kalutara District, Sri Lanka in January.

Thinking about venturing to Kalutara District, Sri Lanka this January and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Kalutara District in January

Kalutara District, Sri Lanka is a region in Sri Lanka. January in Kalutara District generally has warm temperatures, with precipitation levels ranging from moderate to high.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 24°C (75°F) in Bentota. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

For a closer look at conditions across Kalutara District, Sri Lanka, refer to the map below.

Precipitation

In January, precipitation varies across different areas. From moderate rainfall in Induruwa with an average of 80 mm (3.1 in) to high rainfall in Halwala with 101 mm (4 in).

Average sunshine

Most destinations offer generous amounts of sunshine this January. For example, Bentota gets approximately 250 hours of sunlight, perfect for anyone wanting bright, sunny days.

Explore Kalutara District by month

Pick a month to see the average temperature, rainfall and sunshine in Kalutara District — and find the best time to visit. (based on Bentota)

Best Places to Visit in Kalutara District in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Kalutara District.

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).

Popular Destinations in Kalutara District

What is the weather like in January for some of the most popular destinations in Kalutara District, Sri Lanka?

Temperature range in Kalutara District (January)

Precipitation variation in Kalutara District (January)

Bentota

In January Bentota generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

December
January
February
Max temperature
29°C (84°F)
30°C (86°F)
30°C (86°F)
Min temperature
25°C (77°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
220 hours
250 hours
249 hours
Monthly rainfall
182 mm (7.2 in)
80 mm (3.1 in)
76 mm (3 in)
Monthly rainy days
10 days
5 days
5 days
Weather conditions

Beruwala

In January Beruwala generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

December
January
February
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
217 hours
248 hours
246 hours
Monthly rainfall
187 mm (7.4 in)
82 mm (3.2 in)
78 mm (3.1 in)
Monthly rainy days
10 days
5 days
5 days
Weather conditions

Kalutara

In January Kalutara generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

December
January
February
Max temperature
30°C (86°F)
31°C (88°F)
31°C (88°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
217 hours
248 hours
246 hours
Monthly rainfall
195 mm (7.7 in)
86 mm (3.4 in)
84 mm (3.3 in)
Monthly rainy days
10 days
5 days
5 days
Weather conditions

Aluthgama

In January Aluthgama generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

December
January
February
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
25°C (77°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
220 hours
250 hours
249 hours
Monthly rainfall
183 mm (7.2 in)
81 mm (3.2 in)
77 mm (3 in)
Monthly rainy days
10 days
5 days
5 days
Weather conditions

Wadduwa

In January Wadduwa generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

December
January
February
Max temperature
30°C (86°F)
31°C (88°F)
32°C (90°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
217 hours
248 hours
246 hours
Monthly rainfall
199 mm (7.8 in)
86 mm (3.4 in)
87 mm (3.4 in)
Monthly rainy days
10 days
5 days
5 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Kalutara District, in Sri Lanka.

In our records: Sri Lanka January extremes

Notable January records observed across cities in Sri Lanka in our climate database (1995 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest January night in Sri Lanka dropped to -2°C (28°F) in Bentota on January 1, 2020.

Popular cities in January

Day & night temperatures, rainfall and average weather in Kalutara District in January.

City Weather Day temp Night temp Rainfall
Bentota 30°C (86°F) 24°C (75°F) 80 mm (3.1 in)
Beruwala 30°C (86°F) 24°C (75°F) 82 mm (3.2 in)
Kalutara 31°C (88°F) 24°C (75°F) 86 mm (3.4 in)
Aluthgama 30°C (86°F) 24°C (75°F) 81 mm (3.2 in)
Wadduwa 31°C (88°F) 24°C (75°F) 86 mm (3.4 in)
Induruwa 30°C (86°F) 24°C (75°F) 80 mm (3.1 in)

Kalutara District weather in January: frequently asked questions

What is the weather like in Kalutara District, Sri Lanka in January?

January in Kalutara District, Sri Lanka brings tolerable weather. In Bentota, daytime temperatures are typically around 30°C (86°F) and nighttime lows hover near 24°C (75°F).

What is the average temperature in Kalutara District, Sri Lanka in January?

In Bentota, the average daytime high in January is 30°C (86°F), while nighttime temperatures drop to around 24°C (75°F).

Does Kalutara District, Sri Lanka get a lot of rain in January?

Not particularly. Bentota averages just 80 mm (3.1 in) of rain in January, making it a mostly dry month for Kalutara District, Sri Lanka.

Is January a Good Time to Visit Kalutara District, Sri Lanka?

We consider January to be one of the best times to travel to Kalutara District, Sri Lanka. Typically, the climate in Bentota is pleasant. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Kalutara District, Sri Lanka is in January, February, March and December with generally tolerable weather in Bentota. On the other hand, the weather in April, May, June, July, August, September, October and November tend to be poor.

Interested in more climate information?

We have much more information about the climate in Kalutara District.

Weather and climate has detailed information for every country in the world. Are you going to Sri Lanka? Get detailed historical weather averages for many cities in Sri Lanka.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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