Colombo Weather in March

March in Colombo brings very high temperatures, with highs of 33°C (91°F) and nights dropping to 26°C (79°F). Rainfall is on the higher side this month, averaging around 96 mm (3.8 in), so keep a rain jacket handy.

Rainfall in Colombo in March

Past climate data indicates that roughly 8 days will see rain, totalling around 96 mm (3.8 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Colombo in March

March in Colombo sees highs of 33°C (91°F) and lows of 26°C (79°F) overnight. For most visitors, the main thing to prepare for is the heat during the day. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Colombo in March

The days are predominantly sunny, with an estimated total of around 276 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Colombo in March

Average wind conditions reach 1 m/s (2 knots) in March. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

Average water temperature in March

The water temperature is 28°C (82°F), which most people find very comfortable. A good month for swimming and water sports.

If you prefer enjoying temperate temperatures and rain-free days, January typically offers 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.

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• January
• February
• March
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For a detailed overview over the year and the best time to visit Sri Lanka, check out our Colombo's climate page.

Colombo Temperature in March

Min Temperature 26°C (79°F)  

Max Temperature 33°C (91°F)  

Water Temperature 28°C (82°F)  

Chance of Rain 28%  

Precipitation 96 mm (3.8 in)  

Rainy days 8 days  

Humidity 69%  

Windspeed 1 m/s (2 knots)  

Sunshine 276 hours  

Percentage Sunshine  

Daily Historical Temperatures

47-year average (1976-2025)

Based on our historical records, temperatures in Colombo typically stay consistent throughout March, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in March

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Daily Historical Precipitation

47-year average (1976-2025)

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

Average precipitation in March

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Historical weather for Colombo in March

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

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Colombo historical weather extremes in March

The extremes listed below come from historical weather data collected in Colombo from 2001 through 2026.

• The warmest day in March was on March 1, 2024, with a maximum of 36°C (97°F).
• On March 7, 2002, Colombo saw its coldest March day with temperatures maxing out at 26°C (79°F).
• The lowest overnight temperature recorded in March was 20°C (68°F) (March 3, 2021).

What to Wear in Colombo in March

Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Colombo in March

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Colombo

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Colombo climate overview or explore weather in Sri Lanka.