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Nilaveli Weather in January

January in Nilaveli sees daytime temperatures around 28°C (82°F) and lows of 25°C (77°F) at night. With around 122 mm (4.8 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Nilaveli in January

You can typically expect 7 days of rain this month, averaging around 122 mm (4.8 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.

Temperature in Nilaveli in January

Expect highs of 28°C (82°F) in Nilaveli in January, with nights dropping to around 25°C (77°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about. While slightly cooler, this month still offers warm and pleasant weather.

Sunshine in Nilaveli in January

Expect sunny days throughout the month, with an estimated 205 hours of sunshine. This makes it a pleasant time to visit Nilaveli.

Wind Speed in Nilaveli in January

In January, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in January

The water is 27°C (81°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

For Nilaveli itself, February generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Nilaveli's climate page.

Nilaveli Temperature in January

Min TemperatureMin Temperature 25°C (77°F)  
Max TemperatureMax Temperature 28°C (82°F)  
Water TemperatureWater Temperature 27°C (81°F) *  
Chance of RainChance of Rain 22%  
PrecipitationPrecipitation 122 mm (4.8 in)  
Rainy daysRainy days 7 days  
HumidityHumidity 79% *  
WindspeedWindspeed 4 m/s (8 knots) *  
SunshineSunshine 205 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Trincomalee, Sri Lanka (14 KM, 8 Miles).

Daily Historical Temperatures

44-year average (1976-2026)

Based on our historical records, temperatures in Nilaveli typically stay consistent throughout January, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in January

Daily Historical Precipitation

44-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather for Nilaveli in January

Browse day-by-day weather records for Nilaveli spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Nilaveli historical weather extremes in January

Based on 21 years of weather observations in Nilaveli between 2004 and 2025, these are the recorded extremes.

  • On January 27, 2020, temperatures climbed to 33°C (91°F), marking the warmest January day on record.
  • Nilaveli experienced its chilliest January day on January 22, 2005, reaching only 24°C (75°F).
  • Nighttime temperatures dropped to 18°C (64°F) on January 22, 2006, marking the coldest January night on record.

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 →

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Legend 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 Nilaveli in January

Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 27°C (81°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Nilaveli in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Nilaveli's climate page.

More climate data for Nilaveli